{"title":"Grid Tied Solar Power System","description":"","products":[{"product_id":"off-grid-12kw-power-system-48v-14-3kwh-rhino-2-battery-bigbattery","title":"Off-Grid 12kW Output Power System | 48V 14.3kWh RHINO 2 Battery Backup | BigBattery","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eBattery · 12,000W · 14,340Wh\u003c\/p\u003e\n\u003ch2\u003eOff-Grid 12kW Output Power System\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003e\u003cstrong\u003eHigh-capacity off-grid power!\u003c\/strong\u003e The second generation of BigBattery’s flagship 48V RHINO has arrived, and the next-gen RHINO 2 is here to revolutionize power storage for every home in America. This \u003cstrong\u003e14.34kWh\u003c\/strong\u003e configuration is the ideal solution for off-grid power in your tiny home, cabin, or homestead, supported by comprehensive safety, reliability, and state-of-the-art features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e14,340Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe RHINO 2 System is built to be a durable, high-capacity off-grid power solution, with a single unit design and a convenient conduit box on top of the unit for effortless cable management and a sleek finished look, with all hardware included to secure the RHINO 2 to your wall with a simple installation. The RHINO 2 comes equipped with an IP65-rated, all-weather casing, as well as an advanced BMS with auto cell-balancing, and a responsive self-heating function to ensure long-lasting safety and reliability even in the harshest of conditions. Plus, the RHINO 2 features an interactive LED display on the side of the unit, along with full CANBus and RS485 communication protocols, so you can always monitor the status and performance of your power. The RHINO 2 even boasts an internal fire extinguishing unit for ultimate peace of mind when installed inside or outside your home. Supported by these robust safety and visibility features, this power system is engineered to withstand up to \u003cstrong\u003e8,000 cycles\u003c\/strong\u003e at 80% depth of discharge (DoD), achieving lifespans of up to 10+ years!\u003c\/p\u003e\n\u003cp\u003eBut that’s not all. We pair our RHINO 2 with a cutting-edge \u003cstrong\u003e12000W\u003c\/strong\u003e Lux inverter, which features its own LCD touch screen display, 2 MPPT inputs, an integrated UPS module for seamless on and off-grid switching, and the ability to handle PV arrays of up to 18000W. Plus, through its smart load control, AC coupling abilities, and peak shaving function, you can meet your power needs and protect your home against unstable grids or rolling blackouts, while seeing huge savings each month on your electric bill. But if you already have an inverter at home, don’t worry! The RHINO 2 is compatible with dozens of 48V inverters on the market today.\u003c\/p\u003e\n\u003cp\u003eWhether you’re looking to outfit your home with an uninterrupted power system or you’re simply looking to ensure emergency backup power is always available, the RHINO 2 ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, and most importantly, stay powered and prepared. Take control of your power and shop the all-new 48V RHINO 2 Systems today!\u003c\/p\u003e\n\u003cp\u003eFor those exploring different capacities or configurations, consider checking out the \u003ca href=\"\/products\/off-grid-12kw-power-system-48v-10-2kwh-ethos-battery-bigbattery\" title=\"48V 10.2kWh 12kW ETHOS Off-Grid System\"\u003e48V 10.2kWh 12kW ETHOS Off-Grid System\u003c\/a\u003e or the \u003ca href=\"\/products\/off-grid-24kw-power-system-48v-28-6kwh-rhino-2-battery-bigbattery\" title=\"48V 28.6kWh 24kW RHINO 2 Off-Grid System\"\u003e48V 28.6kWh 24kW RHINO 2 Off-Grid System\u003c\/a\u003e, both designed to deliver reliable, high-capacity off-grid power for a variety of home and cabin setups.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-box alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's Included in the Kit:\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e48V RHINO 2 with LiFePO4 battery: 280Ah capacity, 14.34kWh\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eLUXPOWER 12KW Split Phase Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eRHINO 2 Conduit Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eRHINO 2 Battery Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFRHNO-48143-G2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ekWh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14.34kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e280Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55.6 - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuggested Low Voltage Cutoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Discharge Peak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300A (Max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 122°F (-20°C - 50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimal Discharge Temp. Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59°F - 95°F (15°C - 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp. Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C) (Max 6 months)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e308.6 lb (140 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.1 in (231 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.3 in (566.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.6 in (879 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to (3) parallel connections per (1) inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eLUXPower 12kW Hybrid Inverter Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINV020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGTIN-12 (U.P.C.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e850061252456\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Array Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PV Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo. of Independent MPPT Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePV Input Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 - 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 - 480V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart Up Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Input Current per MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25A \/ 15A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. MPPT Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e99.90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Battery Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 - 60V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWave Form\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSine Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e121.2 lbs (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.2 in (285 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.5 in (520 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.2 in (870 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAltitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,562 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/8B8X1ypoxuU?si=HKmniXjNWpJ3RCtL\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch3 class=\"esk-sec-title\"\u003eAdditional Documentation\u003c\/h3\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO2-SpecSheet-1.1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 Battery Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO-2-BATTERY-USER-MANUAL.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 Battery User Manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/10\/LXP-LB-US-12k-specification.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/LXP-LB-US-12k-user-manual-10.11.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k User Manual\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640721584183,"sku":"K0712","price":8587.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/48V-14.33-kWh-RHINO-2-KIT0712.png?v=1746932260"},{"product_id":"off-grid-24kw-power-system-48v-28-6kwh-rhino-2-battery-bigbattery","title":"Off-Grid 24kW Output Power System | 48V 28.6kWh RHINO 2 Battery Backup | BigBattery","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eBattery · 12,000W · 28,680Wh\u003c\/p\u003e\n\u003ch2\u003eOff-Grid 24kW Output Power System\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003e\u003cstrong\u003eHigh-capacity off-grid power!\u003c\/strong\u003e The second generation of BigBattery’s flagship 48V RHINO has arrived, and the next-gen RHINO 2 is here to revolutionize power storage for every home in America. This \u003cstrong\u003e28.6kWh\u003c\/strong\u003e configuration is the ideal solution for off-grid power in your tiny home, cabin, or homestead, supported by comprehensive safety, reliability, and state-of-the-art features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e28,680Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe RHINO 2 System is built to be a durable, high-capacity off-grid power solution, with a single unit design and a convenient conduit box on top of the unit for effortless cable management and a sleek finished look, with all hardware included to secure the RHINO 2 to your wall with a simple installation. The RHINO 2 comes equipped with an IP65-rated, all-weather casing, as well as an advanced BMS with auto cell-balancing, and a responsive self-heating function to ensure long-lasting safety and reliability even in the harshest of conditions. Plus, the RHINO 2 features an interactive LED display on the side of the unit, along with full CANBus and RS485 communication protocols, so you can always monitor the status and performance of your power. The RHINO 2 even boasts an internal fire extinguishing unit for ultimate peace of mind when installed inside or outside your home. Supported by these robust safety and visibility features, this power system is engineered to withstand up to \u003cstrong\u003e8,000 cycles\u003c\/strong\u003e at 80% depth of discharge (DoD), achieving lifespans of up to 10+ years!\u003c\/p\u003e\n\u003cp\u003eBut that’s not all. We pair our RHINO 2 with a cutting-edge \u003cstrong\u003e12000W\u003c\/strong\u003e Lux inverter, which features its own LCD touch screen display, 2 MPPT inputs, an integrated UPS module for seamless on and off-grid switching, and the ability to handle PV arrays of up to 18000W. Plus, through its smart load control, AC coupling abilities, and peak shaving function, you can meet your power needs and protect your home against unstable grids or rolling blackouts, while seeing huge savings each month on your electric bill. But if you already have an inverter at home, don’t worry! The RHINO 2 is compatible with dozens of 48V inverters on the market today.\u003c\/p\u003e\n\u003cp\u003eWhether you’re looking to outfit your home with an uninterrupted power system or you’re simply looking to ensure emergency backup power is always available, the RHINO 2 ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, and most importantly, stay powered and prepared. Take control of your power and shop the all-new 48V RHINO 2 Systems today!\u003c\/p\u003e\n\u003cp\u003eEnsure your home stays powered through outages and emergencies—browse our complete \u003ca href=\"\/collections\/big-battery-for-home-backup\" title=\"BigBattery for Home Backup\"\u003eBig Battery for Home Backup\u003c\/a\u003e collection to find the perfect system for your energy needs.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-box alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's Included in the Kit:\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e48V RHINO 2 with LiFePO4 battery: 280Ah capacity, 14.34kWh\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eLUXPOWER 12KW Split Phase Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eRHINO 2 Conduit Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eRHINO 2 Parallel Cable Kit\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eRHINO 2 Battery Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFRHNO-48143-G2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ekWh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14.34kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e280Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55.6 - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuggested Low Voltage Cutoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Discharge Peak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300A (Max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 122°F (-20°C - 50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimal Discharge Temp. Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59°F - 95°F (15°C - 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp. Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C) (Max 6 months)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e308.6 lb (140 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.1 in (231 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.3 in (566.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.6 in (879 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to (3) parallel connections per (1) inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eLUXPower 12kW Hybrid Inverter Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINV020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGTIN-12 (U.P.C.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e850061252456\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Array Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PV Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo. of Independent MPPT Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePV Input Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 - 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 - 480V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart Up Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Input Current per MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25A \/ 15A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. MPPT Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e99.90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Battery Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 - 60V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWave Form\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSine Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e121.2 lbs (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.2 in (285 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.5 in (520 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.2 in (870 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAltitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,562 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/8B8X1ypoxuU?si=HKmniXjNWpJ3RCtL\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eAdditional Documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO2-SpecSheet-1.1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 Battery Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO-2-BATTERY-USER-MANUAL.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 Battery User Manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/10\/LXP-LB-US-12k-specification.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/LXP-LB-US-12k-user-manual-10.11.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k User Manual\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640722829367,"sku":"K0715","price":17272.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/2x-48V-14.33-kWh-RHINO-2-KIT0715.png?v=1746932259"},{"product_id":"off-grid-24kw-power-system-48v-43kwh-rhino-2-battery-bigbattery","title":"Off-Grid 24kW Output Power System | 48V 43kWh RHINO 2 Battery Backup | BigBattery","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eBattery · 12,000W · 42,900Wh\u003c\/p\u003e\n\u003ch2\u003eOff-Grid 24kW Output Power System\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e42,900Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eOverview\u003c\/h2\u003e\n\u003cstrong\u003eHigh-capacity off-grid power!\u003c\/strong\u003e\u003cp\u003eThe second generation of BigBattery’s flagship 48V RHINO has arrived, and the next-gen RHINO 2 is here to revolutionize power storage for every home in America. This\u003c\/p\u003e\n\u003cstrong\u003e42.9kWh\u003c\/strong\u003e\u003cp\u003econfiguration is the ideal solution for off-grid power in your tiny home, cabin, or homestead, supported by comprehensive safety, reliability, and state-of-the-art features.\u003c\/p\u003e\n\u003cp\u003eThe RHINO 2 System is built to be a durable, high-capacity off-grid power solution, with a single unit design and a convenient conduit box on top of the unit for effortless cable management and a sleek finished look, with all hardware included to secure the RHINO 2 to your wall with a simple installation. The RHINO 2 comes equipped with an IP65-rated, all-weather casing, as well as an advanced BMS with auto cell-balancing, and a responsive self-heating function to ensure long-lasting safety and reliability even in the harshest of conditions. Plus, the RHINO 2 features an interactive LED display on the side of the unit, along with full CANBus and RS485 communication protocols, so you can always monitor the status and performance of your power. The RHINO 2 even boasts an internal fire extinguishing unit for ultimate peace of mind when installed inside or outside your home. Supported by these robust safety and visibility features, this power system is engineered to withstand up to \u003cstrong\u003e8,000 cycles\u003c\/strong\u003e at 80% depth of discharge (DoD), achieving lifespans of up to 10+ years!\u003c\/p\u003e\n\u003cp\u003eBut that’s not all. We pair our RHINO 2 with a cutting-edge \u003cstrong\u003e12000W\u003c\/strong\u003e Lux inverter, which features its own LCD touch screen display, 2 MPPT inputs, an integrated UPS module for seamless on and off-grid switching, and the ability to handle PV arrays of up to 18000W. Plus, through its smart load control, AC coupling abilities, and peak shaving function, you can meet your power needs and protect your home against unstable grids or rolling blackouts, while seeing huge savings each month on your electric bill. But if you already have an inverter at home, don’t worry! The RHINO 2 is compatible with dozens of 48V inverters on the market today.\u003c\/p\u003e\n\u003cp\u003eWhether you’re looking to outfit your home with an uninterrupted power system or you’re simply looking to ensure emergency backup power is always available, the RHINO 2 ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, and most importantly, stay powered and prepared. Take control of your power and shop the all-new 48V RHINO 2 Systems today!\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-box alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's Included in the Kit:\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003e48V RHINO 2 – LiFePO4 – 280Ah – 14.34kWh\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eLUXPOWER 12kW Split Phase Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eRHINO 2 Conduit Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eRHINO 2 Parallel Cable Kit\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eRHINO 2 Battery Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFRHNO-48143-G2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ekWh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14.34kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e280Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55.6 - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuggested Low Voltage Cutoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Discharge Peak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300A (Max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 122°F (-20°C - 50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimal Discharge Temp. Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59°F - 95°F (15°C - 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp. Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C) (Max 6 months)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e308.6 lb (140 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.1 in (231 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.3 in (566.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.6 in (879 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to (3) parallel connections per (1) inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eLUXPower 12kW Hybrid Inverter Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINV020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGTIN-12 (U.P.C.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e850061252456\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Array Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PV Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo. of Independent MPPT Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePV Input Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 - 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 - 480V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart Up Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Input Current per MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25A \/ 15A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. MPPT Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e99.90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Battery Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 - 60V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWave Form\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSine Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e121.2 lbs (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.2 in (285 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.5 in (520 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.2 in (870 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAltitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,562 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\" frameborder=\"0\" loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/8B8X1ypoxuU?si=HKmniXjNWpJ3RCtL\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eAdditional Documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO2-SpecSheet-1.1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 Battery Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO-2-BATTERY-USER-MANUAL.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 Battery User Manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/10\/LXP-LB-US-12k-specification.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/LXP-LB-US-12k-user-manual-10.11.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k User Manual\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640724369463,"sku":"K0723","price":21067.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/3x-48V-42.9-kWh-RHINO-2-KIT0723.png?v=1746932258"},{"product_id":"off-grid-12kw-power-system-48v-10-2kwh-ethos-battery-bigbattery","title":"EG4 12kW Output Power System | 48V 10.2kWh ETHOS Battery Backup | BigBattery","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eBattery · 12,000W · 10,240Wh\u003c\/p\u003e\n\u003ch2\u003eEG4 12kW Output Power System\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eExperience the future of off-grid power with BigBattery's groundbreaking \u003cstrong\u003e48V\u003c\/strong\u003e ETHOS systems! Designed for tiny homes, cabins, and homesteads, our \u003cstrong\u003e10.24kWh\u003c\/strong\u003e configuration delivers unparalleled reliability, safety, and cutting-edge features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e10,240Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe ETHOS System redefines off-grid power, boasting a versatile, stackable, and modular design for effortless expansion. With all mounting hardware included, installation is a breeze. Featuring an IP65-rated casing and internal fire suppression system, along with an advanced BMS offering auto cell-balancing, the ETHOS ensures enduring safety and reliability. Monitor your power system's status and performance effortlessly through the interactive LED display and communication protocols like \u003cstrong\u003eCANBus\u003c\/strong\u003e and \u003cstrong\u003eRS485\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhether you seek reliable emergency backup power or year-round uninterrupted energy, the ETHOS delivers consistent, efficient power day in, day out. Empower yourself with control over your energy. Invest in the \u003cstrong\u003e48V ETHOS\u003c\/strong\u003e today and embrace a future of sustainable power solutions!\u003c\/p\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/dd_Fz3Jgpko?si=gvaLQ7tjxONB_3ta\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-box alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's included in the kit:\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS Control Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e48V ETHOS 5.12kWh Stackable Battery Module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEG4 12kW Split Phase Inverter. Supports grid-tie, hybrid, and off-grid operation modes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e10kWh Ethos Controller to Battery Power Cable 31.5\" inch (800mm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS Rack Base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eBattery System Specifications (BigBattery ETHOS 10.24 kWh)\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eK0954\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ekWh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.24kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55.6V - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuggested Low Voltage Cutoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V - 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16S 2P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Discharge Peak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300A (Max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32°F - 113°F (0°C - 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 140°F (-20°C - 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimal Discharge Temp Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59°F - 95°F (15°C - 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C) (Max 6 months)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e273 lb (123.8 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.7 in (170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26.5 in (674 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e43.3 in (1100 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to (16) parallel connections per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540a, UL1973, \u0026amp; UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003e\nEG4 12kW Hybrid Inverter Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Voltage\u003c\/td\u003e\n\u003ctd\u003e120V AC \/ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Frequency\u003c\/td\u003e\n\u003ctd\u003e50 Hz \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Continuous AC Current\u003c\/td\u003e\n\u003ctd\u003e50A @ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. AC Input Power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. AC Bypass\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e180 - 270V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e120V AC \/ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Continuous Output Current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Frequency\u003c\/td\u003e\n\u003ctd\u003e50 Hz \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Capacity (with PV)\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Capacity (without PV)\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Continuous Line Wattage\u003c\/td\u003e\n\u003ctd\u003e6,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (Full Load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReactive Power Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e-0.8 ~ 0.8 Leading Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Harmonic Distortion\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (Full Load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer Time\u003c\/td\u003e\n\u003ctd\u003e10 - 20 ms (Single) \/ 20 ms (Parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Continuous Output Current (Backup)\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Bypass (Generator)\u003c\/td\u003e\n\u003ctd\u003e90A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (Backup)\u003c\/td\u003e\n\u003ctd\u003e120V AC \/ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power (Backup)\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Continuous Line Wattage (Backup)\u003c\/td\u003e\n\u003ctd\u003e8,000W (per 120V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range (Backup)\u003c\/td\u003e\n\u003ctd\u003e180 - 270V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Frequency (Backup)\u003c\/td\u003e\n\u003ctd\u003e50 Hz \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Output Power (with PV)\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Output Power (without PV)\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Harmonic Distortion (Backup)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Time (Backup)\u003c\/td\u003e\n\u003ctd\u003e10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-13ºF - 140ºF (-25ºC - 60ºC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e0 - 100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Noise Emission\u003c\/td\u003e\n\u003ctd\u003e68 dB @ 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ WiFi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Parallel Connections\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eAdditional Documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/03\/ETHOS-SpecSheet-1.1-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/ETHOS-BATTERY-USER-MANUAL-V1.4.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS User Manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/12\/FETHS-48051-G1-UL9540-Certification-20Dec23-Revision.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540 Certification\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/11\/SDS_BigBattery_LFP-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Safety Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640740294711,"sku":"K0954","price":6404.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/10-kWh-x2-Batteries-KIT0954-V2.webp?v=1752177229"},{"product_id":"off-grid-12kw-power-system-48v-15-4kwh-ethos-battery-bigbattery","title":"EG4 12kW Solar Power System with 48V 15.4kWh ETHOS Battery by BigBattery | Whole Home Backup","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eBattery · 12,000W · 15,360Wh\u003c\/p\u003e\n\u003ch2\u003eEG4 12kW Solar Power System with 48V 15.4kWh ETHOS Battery by BigBattery\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eExperience the future of off-grid power with BigBattery's groundbreaking \u003cstrong\u003e48V\u003c\/strong\u003e ETHOS systems! Designed for tiny homes, cabins, and homesteads, our \u003cstrong\u003e15.4kWh\u003c\/strong\u003e configuration delivers unparalleled reliability, safety, and cutting-edge features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e15,360Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e8,000\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eCycle Life\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe ETHOS system redefines off-grid power, boasting a versatile, stackable, and modular design for effortless expansion. With all mounting hardware included, installation is a breeze. Featuring an IP65-rated casing and internal fire suppression system, along with an advanced BMS offering auto cell-balancing, the ETHOS ensures enduring safety and reliability. Monitor your power system's status and performance effortlessly through the interactive LED display and communication protocols like CANBus and RS485.\u003c\/p\u003e\n\u003cp\u003eWhether you seek reliable emergency backup power or year-round uninterrupted energy, the ETHOS delivers consistent, efficient power day in, day out. Empower yourself with control over your energy. Invest in the 48V ETHOS today and embrace a future of sustainable power solutions!\u003c\/p\u003e\n\u003cp\u003eTo explore more solutions for reliable off-grid power and whole-home backup, visit our \u003ca href=\"\/collections\/big-battery-for-home-backup\" title=\"BigBattery for Home Backup\"\u003eBig Battery for Home Backup\u003c\/a\u003e collection and find the system that fits your energy needs.\u003c\/p\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/dd_Fz3Jgpko?si=gvaLQ7tjxONB_3ta\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-box alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's included in the kit:\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS Control Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003e48V ETHOS 5.12kWh Stackable Battery Module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEG4 12kW Hybrid Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e15kWh Ethos Controller to Battery Power Cable 4ft (1220mm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS Rack Base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"The BigBattery EG4 24kW 30.7kWh Off-Grid Power System offers 48V backup, pure sine wave, 18,000W PV input, up to 21,000W max, 12,000W output, 15,500W surge power, stackable units with AC-coupling and three MPPTs for split phase 120\/240V.\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sinewave1_a8568714-5b6f-4b3d-978f-85d81d2858fb.webp?v=1752164316\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eSingle Stack Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU:\u003c\/td\u003e\n\u003ctd\u003eK0955\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN-12 (U.P.C.):\u003c\/td\u003e\n\u003ctd\u003e850061252098\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Voltage:\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage:\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry:\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ekWh Capacity:\u003c\/td\u003e\n\u003ctd\u003e15.36kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAh Capacity:\u003c\/td\u003e\n\u003ctd\u003e300Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Voltage Range:\u003c\/td\u003e\n\u003ctd\u003e55.6 – 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Charge Voltage:\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range:\u003c\/td\u003e\n\u003ctd\u003e48 – 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested Low Voltage Cutoff:\u003c\/td\u003e\n\u003ctd\u003e48 – 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS Cutoff Range:\u003c\/td\u003e\n\u003ctd\u003e42 – 47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Configuration:\u003c\/td\u003e\n\u003ctd\u003e16S 3P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Continuous Discharge Current:\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Continuous Power:\u003c\/td\u003e\n\u003ctd\u003e12,800W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Discharge Peak Current:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e300A (Max 5 seconds)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Charge Current:\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge Temperature Range:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e32°F – 113°F (0°C – 45°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge Temperature Range:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e-4°F – 140°F (-20°C – 60°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal Discharge Temperature Range:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e59°F – 95°F (15°C – 35°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature Range (SoC \u0026gt;50%):\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e-4°F – 113°F (-20°C – 45°C) (Max 6 months)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e387 lb (175.5 kg)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e6.7 in (170 mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e26.5 in (674 mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e59.8 in (1520 mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Connections:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eUp to (16) parallel connections per control box\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eIP65 \/ NEMA 4X\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eCANBus \/ RS485\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications:\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eUL9540, UL9540A, UL1973, \u0026amp; UN38.3\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eAdditional documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/03\/ETHOS-SpecSheet-1.1-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Ethos Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/ETHOS-BATTERY-USER-MANUAL-V1.4.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Ethos User Manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/12\/FETHS-48051-G1-UL9540-Certification-20Dec23-Revision.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Ethos UL9540 Certification\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/11\/SDS_BigBattery_LFP-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Ethos Safety Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640741048375,"sku":"K0955","price":7467.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/15-kWh-x3-Batteries-KIT0955-V2.webp?v=1752164968"},{"product_id":"off-grid-24kw-power-system-48v-20-4kwh-ethos-battery-bigbattery","title":"Off-Grid 24kW Output Power System | 48V 20.4kWh ETHOS Battery Backup | BigBattery","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eBattery · 12,000W · 20,480Wh\u003c\/p\u003e\n\u003ch2\u003eOff-Grid 24kW Output Power System\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eExperience the future of off-grid power with BigBattery's groundbreaking \u003cstrong\u003e48V\u003c\/strong\u003e ETHOS systems! Designed for tiny homes, cabins, and homesteads, our \u003cstrong\u003e20.4kWh\u003c\/strong\u003e configuration delivers unparalleled reliability, safety, and cutting-edge features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e20,480Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe ETHOS System redefines off-grid power, boasting a versatile, stackable, and modular design for effortless expansion. With all mounting hardware included, installation is a breeze. Featuring an IP65-rated casing and internal fire suppression system, along with an advanced BMS offering auto cell-balancing, the ETHOS ensures enduring safety and reliability. Monitor your power system's status and performance effortlessly through the interactive LED display and communication protocols like CANBus and RS485.\u003c\/p\u003e\n\u003cp\u003eBut that's just the beginning. Paired with our state-of-the-art \u003cstrong\u003e12000W\u003c\/strong\u003e Lux inverter, equipped with an intuitive LCD touch screen, 2 MPPT inputs, and seamless on\/off-grid switching via an integrated UPS module, the ETHOS handles PV arrays of up to \u003cstrong\u003e18000W\u003c\/strong\u003e with ease. With smart load control, AC coupling capabilities, and peak shaving functionality, you can safeguard your home against unstable grids and rolling blackouts while enjoying substantial savings on your electric bill through peak shaving and time-of-use offsetting.\u003c\/p\u003e\n\u003cp\u003eWhether you seek reliable emergency backup power or year-round uninterrupted energy, the ETHOS delivers consistent, efficient power day in, day out. Empower yourself with control over your energy. Invest in the 48V ETHOS today and embrace a future of sustainable power solutions!\u003c\/p\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/dd_Fz3Jgpko?si=gvaLQ7tjxONB_3ta\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eFor larger or smaller energy needs, explore other BigBattery ETHOS configurations, including the \u003ca href=\"\/products\/off-grid-24kw-power-system-48v-30-7kwh-ethos-battery-bigbattery\" title=\"48V 30.7kWh 24kW Off-Grid System\"\u003e48V 30.7kWh 24kW Off-Grid System\u003c\/a\u003e or the \u003ca href=\"\/products\/off-grid-12kw-power-system-48v-10-2kwh-ethos-battery-bigbattery\" title=\"48V 10.2kWh 12kW Off-Grid System\"\u003e48V 10.2kWh 12kW Off-Grid System\u003c\/a\u003e, each designed for reliable off-grid performance and seamless integration.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-box alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's included in the kit:\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS Control Box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003e48V ETHOS 5.12kWh Stackable Battery Module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eLUXPOWER 12KW Split Phase Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e10kWh Ethos Controller to Battery Power Cable 31.5\" inch (800mm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eEthos Parallel Power Cable 4.9 ft (1500mm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEthos Parallel Comm Cable 4.9 ft (1500mm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS Rack Base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eSingle Stack Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eK0958\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ekWh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.24kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAh Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55.6V - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuggested Low Voltage Cutoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V - 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16S 2P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Discharge Peak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300A (Max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32°F - 113°F (0°C - 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 140°F (-20°C - 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimal Discharge Temp Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59°F - 95°F (15°C - 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C) (Max 6 months)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e273 lb (123.8 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.7 in (170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26.5 in (674 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e43.3 in (1100 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to (16) parallel connections per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540a, UL1973, \u0026amp; UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eLUXPower 12kW Hybrid Inverter Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINV020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGTIN-12 (U.P.C.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e850061252456\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Array Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PV Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo. of Independent MPPT Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePV Input Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 - 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 - 480V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart Up Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. PV Input Current per MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25A \/ 15A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. MPPT Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e99.90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Battery Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 - 60V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Charge\/Discharge Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. AC Input Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240; 120\/208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPS Output Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWave Form\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSine Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e121.2 lbs (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.2 in (285 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.5 in (520 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.2 in (870 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20ºC (-4ºF) - 60ºC (140ºF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAltitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,562 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/8B8X1ypoxuU?si=HKmniXjNWpJ3RCtL\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eAdditional Documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/03\/ETHOS-SpecSheet-1.1-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/ETHOS-BATTERY-USER-MANUAL-V1.4.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS User Manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/12\/FETHS-48051-G1-UL9540-Certification-20Dec23-Revision.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540 Certification\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/11\/SDS_BigBattery_LFP-1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Safety Data Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/10\/LXP-LB-US-12k-specification.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k Spec Sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/LXP-LB-US-12k-user-manual-10.11.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LUXPOWER 12k User Manual\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640743637047,"sku":"K0958","price":8640.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/20-kWh-x4-Batteries-KIT0958.png?v=1746932254"},{"product_id":"off-grid-24kw-power-system-48v-30-7kwh-ethos-battery-bigbattery","title":"EG4 24kW Output Power System | 48V 30.7kWh ETHOS Battery Backup | BigBattery","description":"\u003cdiv class=\"esk-pd esk-pd-d eth18kpv2x6-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eETHOS + EG4 18kPV ESS · 2× Inverter \/ 6× Battery (\"Large\")\u003c\/p\u003e\n\u003ch2\u003eBigBattery ETHOS + EG4 18kPV Hybrid Inverter ESS — 61.44kWh \/ 24kW System\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA complete, high-performance energy storage system pairing six scalable ETHOS 48V lithium battery modules with two EG4 18kPV hybrid inverters — delivering 61.44kWh of storage and 24,000W of continuous AC output in one integrated, UL 9540-certified package.\u003c\/p\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e61.44 kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eTotal Storage (6× ETHOS)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e24,000 W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous Output (2× 18kPV)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36,000 W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Combined PV Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003eUL 9540\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eCertified System\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ OVERVIEW ============ --\u003e\n\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/11-3.webp?v=1789568304\" alt=\"Certainly! Here’s your rewritten sentence using the provided product data: A modern house at dusk with expansive windows and elegant outdoor lighting. In the foreground sits a white BigBattery EG4 24kW Output Power System with 48V 30.7kWh ETHOS Battery Backup, featuring sleek, rounded edges. Text reads: BigBattery — EG4 24kW Output Power System | The heartbeat of home energy. 12-year warranty. UL-certified, sustainable power, all set in clean IBM Plex Sans for a contemporary appeal.\"\u003e\u003c\/span\u003e\u003c\/section\u003e\n\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\n\u003ch3\u003eAll-in-One Home \u0026amp; Grid-Tied Energy Storage\u003c\/h3\u003e\n\u003cp\u003eCombining the scalable \u003cstrong\u003eETHOS 48V lithium battery system\u003c\/strong\u003e with two \u003cstrong\u003eEG4 18kPV hybrid inverters\u003c\/strong\u003e, this system delivers reliable, efficient, and intelligent energy management for both on-grid and off-grid applications. Expandable well beyond this configuration, the ETHOS battery adapts to growing energy needs while the 18kPV inverters seamlessly manage power from solar, battery storage, and the grid.\u003c\/p\u003e\n\u003cp\u003eDesigned with UL 9540-certified configurations, advanced battery management, and U.S.-engineered components, this system ensures safe, maintenance-free performance with seamless closed-loop communication between battery and inverter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShips From:\u003c\/strong\u003e Texas, USA  |  \u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 Years (Battery), 10 Years (Inverter)  |  \u003cstrong\u003eSupport:\u003c\/strong\u003e Lifetime USA-Based Tech Support\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ CONFIG NOTE ============ --\u003e\n\u003cdiv class=\"esk-config-note\"\u003e\n\u003cp\u003eThis configuration pairs 2× EG4 18kPV inverters with 6× ETHOS battery modules (the \"Large\" tier). Totals — 61.44kWh storage, 24,000W continuous AC output, 36,000W max combined PV input — are calculated from BigBattery's confirmed per-unit specs, since the source page doesn't state a single combined figure for this specific tier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ============ COMPATIBILITY ============ --\u003e\n\u003csection class=\"esk-compat\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eCompatibility\u003c\/span\u003e\n\u003ch3\u003eSystem Compatibility\u003c\/h3\u003e\n\u003cdiv class=\"esk-compat-group\"\u003e\n\u003ch4\u003eIntegrated \u0026amp; Optimized System (UL 9540 Certified + Closed-Loop Communication)\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eETHOS Battery System + EG4 18kPV Hybrid Inverter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-compat-group\"\u003e\n\u003ch4\u003eExpandable \u0026amp; Flexible\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eScalable ETHOS battery capacity well beyond this configuration\u003c\/li\u003e\n\u003cli\u003eCompatible with additional ETHOS modules for future expansion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ KEY FEATURES ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/6-8.webp?v=1789568322\" alt=\"A promotional image for the EG4 24kW Output Power System, featuring the 48V 30.7kWh ETHOS Battery Backup from BigBattery, illustrates indoor, outdoor, and commercial battery configurations with UL certification and installer-friendly features in a sleek layout. Various energy capacities—including up to 92kWh—are emphasized, with systems displayed on the left side. The design showcases subtle border radius effects and employs IBM Plex Sans font for a modern appearance, using CSS variables for consistent\"\u003e\u003c\/span\u003e\u003c\/section\u003e\n\u003csection class=\"esk-features\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eKey Features\u003c\/span\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul class=\"esk-feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-One ESS Solution\u003c\/strong\u003e – Battery + inverter system designed to work seamlessly together\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18kPV Hybrid Inverter Power\u003c\/strong\u003e – Supports solar, battery, and grid simultaneously\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiFePO4 Battery Chemistry\u003c\/strong\u003e – Safe, stable lithium technology with long lifespan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6,000+ Cycle Life\u003c\/strong\u003e – Built for years of daily use and long-term savings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced BMS Protection\u003c\/strong\u003e – Full protection against voltage, current, and temperature risks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosed-Loop Communication\u003c\/strong\u003e – Optimized performance and real-time coordination between battery and inverter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular Expansion\u003c\/strong\u003e – Easily increase storage capacity as energy needs grow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Installation\u003c\/strong\u003e – Streamlined setup with integrated system design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance-Free Operation\u003c\/strong\u003e – No routine servicing required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\n\u003ch3\u003eSpecifications (Per Unit)\u003c\/h3\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eETHOS Battery (Each Module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ekWh capacity\u003c\/td\u003e\n\u003ctd\u003e10.24 kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAh capacity\u003c\/td\u003e\n\u003ctd\u003e200 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6–57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48–57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48–50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42–47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S 2P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous power\u003c\/td\u003e\n\u003ctd\u003e10,240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (5s max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature range\u003c\/td\u003e\n\u003ctd\u003e32°F–113°F (0°C–45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature range\u003c\/td\u003e\n\u003ctd\u003e-4°F–140°F (-20°C–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e273 lb (123.8 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (D×W×H)\u003c\/td\u003e\n\u003ctd\u003e6.7 × 26.5 × 43.3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV Inverter (Each Unit)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC voltage\u003c\/td\u003e\n\u003ctd\u003e120V \/ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC frequency\u003c\/td\u003e\n\u003ctd\u003e50 \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous AC current\u003c\/td\u003e\n\u003ctd\u003e50A @ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge capacity (with PV)\u003c\/td\u003e\n\u003ctd\u003e14,700W (10min) \/ 15,500W (5min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal harmonic distortion\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10–20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of MPPTs\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100–600V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating voltage range\u003c\/td\u003e\n\u003ctd\u003e140–500V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94–99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–60V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge\/discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating\/storage temp.\u003c\/td\u003e\n\u003ctd\u003e-13°F–140°F (-25°C–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ WiFi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lbs (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (D×W×H)\u003c\/td\u003e\n\u003ctd\u003e11.2 × 20.5 × 34.3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ DOWNLOADS ============ --\u003e\n\u003csection class=\"esk-downloads\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\n\u003ch3\u003eDocuments \u0026amp; Downloads\u003c\/h3\u003e\n\u003cdiv class=\"esk-download-group\"\u003e\n\u003ch4\u003eBattery Downloads (ETHOS)\u003c\/h4\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/04\/ETHOS-SpecSheet-1.4-BatteryCB.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Spec Sheet \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/08\/BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS ESS User Manual \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/08\/UL9540A-Certificate-1.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL9540A Certificate \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/02\/UL1973-ETHOS.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL1973 Certificate \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/08\/48V-ETHOS-DOC-UN38.3.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UN38.3 Certificate \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/11\/SDS_BigBattery_LFP-1.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Safety Data Sheet \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-download-group\"\u003e\n\u003ch4\u003eInverter Downloads (EG4 18kPV)\u003c\/h4\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/04\/EG4-18KPV-12LV-Spec-Sheet.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/04\/EG4-18KPV-12LV-Manual-1.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/08\/EG4-18KPV-12LV-Certification.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL 1741 Certificate \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/08\/18KPV-12LV_1741_CRD_PCS_240425065GZU-002_-Test-Verification-of-Conformity_Security.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL 1741 CRD PCS Test Verification \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/08\/RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rapid Shutdown Wiring Guide \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp\u003eETHOS batteries backed by a \u003cstrong\u003e12-year warranty\u003c\/strong\u003e; EG4 18kPV inverters backed by a \u003cstrong\u003e10-year warranty\u003c\/strong\u003e. This system qualifies for the 30% Federal Solar Tax Credit.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":40640745439287,"sku":"K0959","price":14969.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/30-kWh-x6-Batteries-KIT0959-V2.webp?v=1752163223"},{"product_id":"complete-48v-power-system-14-3kwh-lifepo4-lithium-battery-bank-8000w-power-output","title":"Complete 48V Power System - 14.3kWh LiFePO4 Lithium Battery Bank | 8,000W Power Output","description":"\u003cdiv class=\"esk-d2\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003ePower Station · 8,000W · 14,340Wh\u003c\/p\u003e\n\u003ch2\u003eComplete 48V Power System - 14.3kWh LiFePO4 Lithium Battery Bank\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e8,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eRated Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e14,340Wh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48V\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eSystem Voltage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e8,000\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eCycle Life\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"esk-sec esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWhat's in the box\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eSUNGOLD POWER 8000W 48V HYBRID SOLAR INVERTER SPLIT PHASE\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e•\u003c\/span\u003e\u003cspan\u003e1 x: 48V Rhino 2 14.3kWh LiFePO4 Battery (10 Years Warranty)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e48V AC Wall Charger for Lithium Battery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e300Amps Inline Fuse Kit\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e600Amps Bus bar: 4 pcs - BLACK + RED \u0026amp; COVER, 5\/16” lugs\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e4\/0awg, 3ft, lug3\/8”-lug5\/16”, SET\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e1ft, 4\/0AWG, Cables, Lug5\/16” - Lug5\/16”, RED\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e3ft, 1\/0AWG, SB175, Anderson - Lugs 5\/16\", SET\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-overview alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eRHINO 2 BATTERY Overview\u003c\/h2\u003e\n\u003cp\u003eSay hello to the BigBattery 48V RHINO 2 – a game-changer in powering homes across America. This sleek, wall-mounted system packs a punch with \u003cstrong\u003e14.34kWh\u003c\/strong\u003e  of power, all UL-certified for your peace of mind. Designed to brave the elements with its IP65 rating, the RHINO 2 thrives outdoors, even in the harshest conditions, thanks to its all-weather construction and integrated self-heating feature for optimal performance in colder climates.\u003c\/p\u003e\n\u003cp\u003eExperience unrivaled longevity with our LiFePO4 battery chemistry, renowned as the safest on the market. With over \u003cstrong\u003e8000 cycles\u003c\/strong\u003e  at 80% Depth of Discharge (DOD) and a continuous discharge current of 200A, rest assured your energy needs are met with resilience. Safety is paramount, evident in our built-in fire suppression system and advanced Battery Management System (BMS), ensuring cell balancing and backed by a 10-year warranty.\u003c\/p\u003e\n\u003cp\u003eThe RHINO 2 isn’t just powerful; it’s adaptable too. Its modular design allows for seamless scalability, while the included components simplify wall mounting. Compatible with any inverter and existing solar systems, the RHINO 2 integrates effortlessly into your setup. Stay informed with the interactive LCD display, monitoring your power status at a glance.\u003c\/p\u003e\n\u003cp\u003eWhether you seek reliable backup power or aim to maximize your solar investment, the RHINO 2 delivers consistent, efficient energy day in, day out. Take charge of your home’s energy destiny – invest in the 48V RHINO 2 today!\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eRhino 2 Battery Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-table-wrap\"\u003e\u003ctable class=\"esk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFRHNO-48143-G2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ekWh capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14.34kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAh capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e280Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging voltage range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55.6 - 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax charge voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating voltage range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuggested low voltage cutoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 – 50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax continuous discharge current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax continuous power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10240W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax discharge peak current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax charge current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge temperature range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge temperature range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 122°F (-20°C - 50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimal discharge temperature range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e59°F - 95°F (15°C - 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage temperature range (SoC \u0026gt;50%)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F - 113°F (-20°C - 45°C) (max 6 months)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e308.6 lb (140 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.1 in (231 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.3 in (566.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e34.6 in (879 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 3 parallel connections per 1 inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-video\"\u003e\u003ciframe allowfullscreen=\"\" frameborder=\"0\" loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/uyB6HaquXvo\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch3 class=\"esk-sec-title\"\u003eFeatures\u003c\/h3\u003e\n\u003cul class=\"esk-checks\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-one unit:\u003c\/strong\u003e This 8kW pure sine wave solar inverter integrates a max 200A battery charging capacity, 2 MPPT solar controllers, and a maximum open circuit voltage of 500VDC. It offers both split phase (120V\/240V) and single phase (120V) output options. Additionally, it comes with a Wi-Fi module for monitoring via mobile app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable AC output and smart protection:\u003c\/strong\u003e With a rated output power of 8000W and a peak power of 16000W, it supports motors up to 6HP. Protection features include PV input over-voltage\/current protection, AC input over-voltage protection, battery over-voltage protection, and overload protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour charging\/output modes:\u003c\/strong\u003e Includes hybrid charging, utility priority charging, solar priority charging, and only solar charging. Output modes include utility priority, solar and utility hybrid, solar priority, and inverter priority.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTime-slot charging\/discharging:\u003c\/strong\u003e Allows users to set custom charging and discharging periods based on peak\/off-peak tariffs, optimizing utility and PV energy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery type:\u003c\/strong\u003e Compatible with 48V AGM\/sealed, gel, flooded, and lithium batteries. Supports battery-free operation and activation of lithium batteries via mains or PV. Includes CAN, USB, and RS485 communication support with SunGoldPower batteries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"8KW Inverter Front View\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/8KW-01_8500594c-d1c5-4839-acc3-b169d1b13411.jpg?v=1702867694\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"8KW Inverter Rear View\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/8KW-02.jpg?v=1702028038\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-prose\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eDetails\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eWiFi Monitoring\u003c\/h2\u003e\n\u003cp\u003eConfigured with Wi-Fi components, allowing users to easily access inverter data via mobile phone.\u003c\/p\u003e\n\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"WiFi Module Integration\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/10KW-03_db70d018-9fc3-4491-81b9-634c99c8e0a3.jpg?v=1702028038\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Mobile Monitoring Interface\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/04_a54882f1-3587-42bb-9c4b-0e3b6588b95b.jpg?v=1702029124\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-prose alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eDetails\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eSystem Connection\u003c\/h2\u003e\n\u003cp\u003ePV can charge the battery and supply power to the load via the inverter. If PV or battery power is insufficient, the grid or generator can power the load and charge the battery.\u003c\/p\u003e\n\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"System Connection Diagram\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/05_aca63c3b-9f26-4e56-a4fb-030651ff4d1d.jpg?v=1697008790\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Multiple Connection Scenarios\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/10KW-06_4ef7a576-8fb1-43ec-b67b-b643fadaa5cf.jpg?v=1702028038\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-prose\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eDetails\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eGrid Tied Function\u003c\/h2\u003e\n\u003cp\u003eAn off-grid solar inverter with solar panels that generates electricity, stores it in solar batteries, and runs independently from the power grid.\u003c\/p\u003e\n\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Grid Tied Function Diagram\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/10KW-08_fceb860c-4797-4404-9798-86b6e54a1239.jpg?v=1702867857\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Grid Independence Usage\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/10KW-07_4cc4f188-4344-4793-9ce0-ef91ff531d56.jpg?v=1702028037\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Grid Tied + Battery Storage\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/10KW-09_d1c1e354-5982-44dc-ac8c-aec2ad1e375b.jpg?v=1702029032\"\u003e\u003c\/figure\u003e\u003ch4 class=\"esk-sub\"\u003eSpecifications\u003c\/h4\u003e\n\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Specifications Chart 1\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/2_01.jpg?v=1692841546\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Specifications Chart 2\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/2_02.jpg?v=1692841546\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-fig\"\u003e\u003cimg alt=\"Model Breakdown\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/files\/MODEL-8000W-1-2_697088b9-8685-4544-b472-8734bb7db7d0.jpg?v=1693532255\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"esk-sec esk-docs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2 class=\"esk-sec-title\"\u003eAdditional documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO2-SpecSheet-1.1.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 battery spec sheet\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/01\/RHINO-2-BATTERY-USER-MANUAL.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Rhino 2 battery user manual\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0323\/4090\/2025\/t\/4\/assets\/pf-25e75320--PDF.jpg?v=1611563410\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SPH8K48SP split phase solar inverter user manual\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"Default Title","offer_id":41099819614263,"sku":"TP6048-FRHNO-48143-G2","price":5899.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGP6-RHINO214.jpg?v=1746931979"},{"product_id":"nova-10-000w-hybrid-inverter-solar-kit-with-61-44kwh-server-lithium-battery-storage","title":"NOVA 10,000W Hybrid Inverter Kit with 61.44kWH Server Lithium Battery Storage","description":"\u003cdiv class=\"esk-pd esk-pd-a rs-srx12-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003e48V Hybrid Inverter + Battery Kit · 1× Inverter \/ 12× Battery · No Panel\u003c\/p\u003e\n\u003ch1\u003e12,000W of Hybrid Power With 61.44kWh of Battery Storage\u003c\/h1\u003e\n\u003cp class=\"esk-lead\"\u003eThis inverter-and-battery kit pairs a 12,000W NOVA 12K hybrid inverter with twelve ALPHA 5 PRO server rack batteries — 61.44kWh of storage on a 48V system — sold without solar panels for pairing with panels you already own or plan to add separately.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e61.44kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Bank\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax PV Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e10,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e7,000+\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Cycle Life\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 960 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"#246AAF\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M820,11 L840,3 M855,11 L875,5 M885,11 L905,2 M920,11 L935,6 M945,11 L960,4\" stroke=\"#36AF24\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ WHAT'S INCLUDED ============ --\u003e\n\u003csection class=\"esk-included\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eKit Contents\u003c\/span\u003e\n\u003ch2\u003eWhat's In This Kit\u003c\/h2\u003e\n\u003cdiv class=\"esk-included-cards\"\u003e\n\u003cdiv class=\"esk-inc-card\"\u003e\n\u003cspan class=\"qty\"\u003eQty 1\u003c\/span\u003e\n\u003ch4\u003eNOVA 12K PV Hybrid Inverter\u003c\/h4\u003e\n\u003cp\u003e12,000W PV input, 10,000W continuous AC output, 120\/240V split-phase, dual MPPT. \u003cspan class=\"sku\"\u003eRS-H12K\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-inc-card\"\u003e\n\u003cspan class=\"qty\"\u003eQty 12\u003c\/span\u003e\n\u003ch4\u003eALPHA 5 PRO Server Rack Battery\u003c\/h4\u003e\n\u003cp\u003e51.2V 100Ah (5,120Wh) each — 61.44kWh combined, rated for 7,000+ cycles. \u003cspan class=\"sku\"\u003eRS-B5121P\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul class=\"esk-accessory-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eFree Battery Racks\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ NO PANEL NOTE ============ --\u003e\n\u003cdiv class=\"esk-panel-note\"\u003e\n\u003cp\u003eThis kit does not include solar panels. It's built for pairing with an existing array or panels purchased separately — the NOVA 12K accepts up to 12,000W of PV input across its dual MPPT trackers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eHighlights\u003c\/span\u003e\n\u003ch2\u003eWhat Makes This Kit Work\u003c\/h2\u003e\n\u003cdiv class=\"esk-feature-grid\"\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e12kW split-phase hybrid inverter\u003c\/h3\u003e\n\u003cp\u003e10,000W continuous output at 120\/240V, with dual MPPT trackers and support for solar, battery, utility, and generator input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e61.44kWh of rack-mounted storage\u003c\/h3\u003e\n\u003cp\u003eTwelve ALPHA 5 PRO batteries provide high-capacity energy storage and extended backup power on a 48V system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eWiFi and app monitoring throughout\u003c\/h3\u003e\n\u003cp\u003eBuilt-in WiFi on the inverter and Bluetooth\/WiFi app monitoring on each battery keep the whole system visible from a phone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 12a8 8 0 0 1 14-5.3M20 12a8 8 0 0 1-14 5.3\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 3v4h-4M6 21v-4h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eProfessionally matched components\u003c\/h3\u003e\n\u003cp\u003eInverter and battery counts are pre-matched, with two battery racks included to simplify installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ HEATING THRESHOLDS ============ --\u003e\n\u003csection class=\"esk-heat-strip\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eCold-Weather Protection\u003c\/span\u003e\n\u003ch2\u003eIntegrated 150W Subzero Heater (Per Battery)\u003c\/h2\u003e\n\u003cdiv class=\"esk-heat-grid\"\u003e\n\u003cdiv class=\"esk-heat-item\"\u003e\n\u003cspan class=\"temp\"\u003e\u0026lt; 32°F \/ 0°C\u003c\/span\u003e \u003cspan class=\"desc\"\u003eCharging locked out\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-heat-item\"\u003e\n\u003cspan class=\"temp\"\u003e\u0026lt; 41°F \/ 5°C\u003c\/span\u003e \u003cspan class=\"desc\"\u003eInternal heating starts\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-heat-item\"\u003e\n\u003cspan class=\"temp\"\u003e\u0026gt; 50°F \/ 10°C\u003c\/span\u003e \u003cspan class=\"desc\"\u003eInternal heating stops\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eNOVA 12K Hybrid Inverter\u003c\/p\u003e\n\u003cp class=\"esk-specs-block-sub\"\u003eRS-H12K · ×1 included\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePV Input\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum PV input power\u003c\/td\u003e\n\u003ctd\u003e12,000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum DC voltage\u003c\/td\u003e\n\u003ctd\u003e600 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e125 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT voltage range\u003c\/td\u003e\n\u003ctd\u003e120–550 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers \/ max. current\u003c\/td\u003e\n\u003ctd\u003e2 \/ 18 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eAC Output\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output power\u003c\/td\u003e\n\u003ctd\u003e10,000 VA \/ 10,000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal output voltage\u003c\/td\u003e\n\u003ctd\u003e120V (P-N) \/ 208V \/ 240V (P-P)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage range\u003c\/td\u003e\n\u003ctd\u003e105.5–132 Vac per phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal output current\u003c\/td\u003e\n\u003ctd\u003e41.5 A per phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBattery \u0026amp; Charging\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery DC voltage range\u003c\/td\u003e\n\u003ctd\u003e40–62 Vdc (48V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. solar charging current\u003c\/td\u003e\n\u003ctd\u003e200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. AC charging current\u003c\/td\u003e\n\u003ctd\u003e200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. charging current\u003c\/td\u003e\n\u003ctd\u003e200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Certification\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temp\u003c\/td\u003e\n\u003ctd\u003e-13°F to 140°F (\u0026gt;113°F derated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS232 \/ RS485 \/ WiFi \/ USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e8.5 × 20.3 × 28.1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight\u003c\/td\u003e\n\u003ctd\u003e99.2 lbs (45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL1741SA\/SB, CSA 22.2.107.1, CEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eALPHA 5 PRO Server Rack Battery\u003c\/p\u003e\n\u003cp class=\"esk-specs-block-sub\"\u003eRS-B5121P · ×12 included\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCapacity\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e100 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal energy\u003c\/td\u003e\n\u003ctd\u003e5,120 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombined (12 units)\u003c\/td\u003e\n\u003ctd\u003e61,440 Wh (61.44 kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCharging \u0026amp; Discharge\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage\u003c\/td\u003e\n\u003ctd\u003e56 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarging cutoff voltage\u003c\/td\u003e\n\u003ctd\u003e44.8 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. charging current\u003c\/td\u003e\n\u003ctd\u003e100 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. discharge current\u003c\/td\u003e\n\u003ctd\u003e100 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eMonitoring \u0026amp; Physical (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless monitoring\u003c\/td\u003e\n\u003ctd\u003eWiFi + Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e17.7 × 17.8 × 5.2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~100 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection class\u003c\/td\u003e\n\u003ctd\u003eIP21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCertification \u0026amp; Scaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e7,000+ deep cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL1973, UL9540A, FCC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. expansion\u003c\/td\u003e\n\u003ctd\u003e30 units in parallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ RS232 \/ CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eCharging Current by Temperature (Per Battery)\u003c\/p\u003e\n\u003ctable class=\"esk-derate-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery Temperature\u003c\/th\u003e\n\u003cth\u003eCharge Rate\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32°F–50°F\u003c\/td\u003e\n\u003ctd\u003e0.1C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50°F–68°F\u003c\/td\u003e\n\u003ctd\u003e0.2C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e68°F–77°F\u003c\/td\u003e\n\u003ctd\u003e0.5C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e77°F–113°F\u003c\/td\u003e\n\u003ctd\u003e1C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e113°F–131°F\u003c\/td\u003e\n\u003ctd\u003e0.3C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e131°F–140°F\u003c\/td\u003e\n\u003ctd\u003e0.2C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ USE CASES ============ --\u003e\n\u003csection class=\"esk-usecases\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eUse Cases\u003c\/span\u003e\n\u003ch2\u003eWhere It Fits\u003c\/h2\u003e\n\u003cdiv class=\"esk-usecase-grid\"\u003e\n\u003cspan class=\"esk-usecase-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eHomes\u003c\/span\u003e \u003cspan class=\"esk-usecase-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eCabins\u003c\/span\u003e \u003cspan class=\"esk-usecase-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eFarms\u003c\/span\u003e \u003cspan class=\"esk-usecase-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eCommercial Buildings\u003c\/span\u003e \u003cspan class=\"esk-usecase-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eWhole-Home Backup\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"esk-faq\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhy doesn't this kit include solar panels?\u003c\/summary\u003e\n\u003cp\u003eIt's designed for customers who already have panels or want to select them separately. The NOVA 12K supports up to 12,000W of PV input across two MPPT trackers, so panels can be added to match your site.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow much usable battery capacity does this kit have?\u003c\/summary\u003e\n\u003cp\u003e61.44kWh combined from twelve 5,120Wh ALPHA 5 PRO batteries, each rated for 7,000+ deep cycles and expandable up to 30 units in parallel.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the batteries charge in freezing temperatures?\u003c\/summary\u003e\n\u003cp\u003eEach ALPHA 5 PRO has an integrated 150W heater that activates automatically below 41°F and shuts off once the battery warms past 50°F; charging locks out entirely below 32°F.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the inverter support generator or grid input?\u003c\/summary\u003e\n\u003cp\u003eYes — the NOVA 12K accepts solar, battery, utility, and generator input, with a second input power source supported for generator compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need a licensed electrician to install this?\u003c\/summary\u003e\n\u003cp\u003eGiven the scale of this system — a 12,000W hybrid inverter and a 61.44kWh battery bank — installation should be handled by a qualified, licensed electrician or solar installer familiar with your local code.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ DOWNLOADS ============ --\u003e\n\u003csection class=\"esk-downloads\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eDownloads\u003c\/span\u003e\n\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-group\"\u003e\n\u003cp class=\"esk-download-group-title\"\u003eFull Specification\u003c\/p\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0058\/2769\/0553\/files\/NOVA_12K-Specification-Premium-250521_d8a9603a-fa3f-451e-80cc-2122f6745b88.pdf?v=1749721234\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e NOVA 12K Inverter \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0058\/2769\/0553\/files\/Alpha_5_PRO-Specification-250122.pdf?v=1737524831\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ALPHA 5 PRO Battery \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-download-group\"\u003e\n\u003cp class=\"esk-download-group-title\"\u003eUser Manual\u003c\/p\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0058\/2769\/0553\/files\/NOVA_12K-Manual-20250507.pdf?v=1749721234\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e NOVA 12K Inverter \u003c\/a\u003e \u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0058\/2769\/0553\/files\/ALPHA_5_PRO_MANUAL_241128_compressed.pdf?v=1732780394\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ALPHA 5 PRO Battery \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp\u003eBatteries backed by a \u003cstrong\u003e10-year warranty\u003c\/strong\u003e. See Rich Solar's full warranty page for inverter and battery coverage terms.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Rich Solar","offers":[{"title":"Default Title","offer_id":41243932262455,"sku":"SRx12-H12Kx1-NO","price":23999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/NOVA_12K_PV_Hybrid_Inverter_Solar_Kit_61.44kWH_Server_Lithium_Battery_KIT-SR0002.webp?v=1746931912"},{"product_id":"sungold-power-hybrid-solar-kit-11-4kw-48v-split-phase-with-450w-solar-panel-sgh-11n3e","title":"SUNGOLD POWER Hybrid Solar Kit 11.4KW 48V Split Phase With 450 Watt Solar Panel SGH-11N3E","description":"\u003cdiv class=\"esk-pd esk-pd-a esk-sgh11n3e-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEco Solar Kits · Sungold Power · SGH-11N3E\u003c\/p\u003e\n\u003ch1\u003eSUNGOLD POWER Hybrid Solar Kit 11.4KW 48V Split Phase With 450 Watt Solar Panel SGH-11N3E\u003c\/h1\u003e\n\u003cp class=\"esk-lead\"\u003eA complete hybrid solar system — 11.4kW split-phase inverter with grid-tie capability, 30.72kWh of LiFePO₄ battery storage, and twenty-eight 450W monocrystalline panels.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e11.4kW\u003c\/span\u003e\u003cspan class=\"label\"\u003eContinuous Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e30.72kWh\u003c\/span\u003e\u003cspan class=\"label\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e28×450W\u003c\/span\u003e\u003cspan class=\"label\"\u003eSolar Panels\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e120V\/240V\u003c\/span\u003e\u003cspan class=\"label\"\u003eSplit-Phase Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ OVERVIEW ============ --\u003e\n\u003csection class=\"esk-overview\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis all-in-one 12,600W hybrid solar kit is designed to deliver reliable and sustainable power with its robust combination of solar panels, a powerful hybrid inverter, and substantial lithium battery storage. With flexible configuration options, this kit allows you to operate in off-grid, hybrid, or grid-tied modes, providing the versatility to power your home's appliances with solar energy, feed excess power back to the grid, and store energy to help reduce electricity bills or maintain backup power during outages.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ WHAT'S INCLUDED ============ --\u003e\n\u003csection class=\"esk-included\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-11N3E-A_01_8d9c85bd-d6ab-4f3f-b8e7-bb751b69fd01.webp?v=1786534678\" alt=\"Sungold Power SGH-11N3E solar kit — product photo\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eWhat's Included with the SGH-11N3E Solar Kit\u003c\/h2\u003e\n\u003cul class=\"esk-included-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e1 X 11.4kW 48V Split Phase Hybrid Solar Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e28 X 450W Monocrystalline Solar Panels\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e6 X 100AH 51.2V LiFePO4 Battery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e1 X Enclosed Battery Cabinet\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e3 Sets X 50 Feet Solar Extension Cables\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e1 X Heavy-Duty 2\/0 AWG Battery Cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e28 X Mounting Z-Brackets\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ TECHNICAL HIGHLIGHTS ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\n\u003ch2\u003eTechnical Highlights\u003c\/h2\u003e\n\u003cdiv class=\"esk-feature-grid\"\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"currentColor\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e11.4kW Continuous Output\u003c\/h3\u003e\n\u003cp\u003eRated output as stated on this product's own specification table — see the note below for a technical caveat on this figure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 7h13M13 3l4 4-4 4M20 17H7M11 21l-4-4 4-4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eOff-Grid, Hybrid, or Grid-Tied\u003c\/h3\u003e\n\u003cp\u003eRun appliances on solar, send excess to the grid, or store power for backup — one system, three modes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e15kW Solar Input, 3 MPPTs\u003c\/h3\u003e\n\u003cp\u003eThree independent trackers supporting up to 600V each, well beyond the 12,600W of panels included here.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eWiFi Monitoring Included\u003c\/h3\u003e\n\u003cp\u003eTrack performance, battery status, and system behavior from your phone or browser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 12a8 8 0 0 1 14-5.3M20 12a8 8 0 0 1-14 5.3\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 3v4h-4M6 21v-4h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eExpandable to 9 Units\u003c\/h3\u003e\n\u003cp\u003eParallel up to 9 identical inverters for a 102.6kW peak system as power needs grow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eUL 1741 \/ CEC Listed, IP65\u003c\/h3\u003e\n\u003cp\u003eMeets utility-interconnection standards for grid-tie use, in a rated-for-outdoor enclosure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2 3 14h6l-1 8L18 10h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e10-Year Inverter Warranty\u003c\/h3\u003e\n\u003cp\u003eConfirmed directly for this inverter model — notably longer than the off-grid SPH-series inverters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg class=\"esk-accent-2\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e20.33% Panel Efficiency\u003c\/h3\u003e\n\u003cp\u003eMono PERC half-cut cells backed by a 25-year linear product warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\" style=\"background: var(--paper-2);\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGN-11K15PRO Hybrid Inverter (×1)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eOutput\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous output power\u003c\/td\u003e\n\u003ctd\u003e10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak output power\u003c\/td\u003e\n\u003ctd\u003e11.4 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBattery Input (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–64 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. charge\/discharge current\u003c\/td\u003e\n\u003ctd\u003e210 A \/ 180 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePV Input (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo. of MPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (independent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. combined solar input\u003c\/td\u003e\n\u003ctd\u003e15 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. voltage per tracker\u003c\/td\u003e\n\u003ctd\u003e600 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePV voltage range\u003c\/td\u003e\n\u003ctd\u003e70–540 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eModes \u0026amp; Grid Functions\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating modes\u003c\/td\u003e\n\u003ctd\u003eOff-grid \/ Hybrid \/ Grid-tied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC coupling\u003c\/td\u003e\n\u003ctd\u003eSupported (single-inverter systems only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring\u003c\/td\u003e\n\u003ctd\u003eWiFi + mobile app, LCD display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Scaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eWall-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e9 units total, up to 102.6kW peak combined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCertification \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eUL 1741, UL 1699B, UL 1741SB, CSA C22.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid standards\u003c\/td\u003e\n\u003ctd\u003eIEEE 1547:2018, HECO SRD 2.0, CEC Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG48100P LiFePO₄ Battery (×6, In Enclosed Cabinet)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCapacity\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e100 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy per unit\u003c\/td\u003e\n\u003ctd\u003e5,120 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombined (6 units)\u003c\/td\u003e\n\u003ctd\u003e30,720 Wh (30.72 kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eDurability \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e≥7,000 to 80% capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign life\u003c\/td\u003e\n\u003ctd\u003e15 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL1973\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eProtection \u0026amp; Communication\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart BMS\u003c\/td\u003e\n\u003ctd\u003eOvercharge, deep-discharge, overheat, short-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485 \/ RS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInverter compatibility\u003c\/td\u003e\n\u003ctd\u003eGrowatt, Deye, Luxpower, Victron, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eScaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel (battery spec)\u003c\/td\u003e\n\u003ctd\u003e32 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabinet capacity (this kit)\u003c\/td\u003e\n\u003ctd\u003e6 batteries, 1 cabinet included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG-440WM Monocrystalline Panel (×28)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eElectrical\u003c\/h4\u003e\n\u003ctable height=\"186\" style=\"width: 100.405%; height: 185px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 37px;\"\u003e\n\u003ctd style=\"width: 55.9838%; height: 37px;\"\u003eMax. power\u003c\/td\u003e\n\u003ctd style=\"width: 44.0162%; height: 37px;\"\u003e450 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 37px;\"\u003e\n\u003ctd style=\"width: 55.9838%; height: 37px;\"\u003eMax-power voltage\u003c\/td\u003e\n\u003ctd style=\"width: 44.0162%; height: 37px;\"\u003e30.08 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 37px;\"\u003e\n\u003ctd style=\"width: 55.9838%; height: 37px;\"\u003eMax-power current\u003c\/td\u003e\n\u003ctd style=\"width: 44.0162%; height: 37px;\"\u003e16.05 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 37px;\"\u003e\n\u003ctd style=\"width: 55.9838%; height: 37px;\"\u003eOpen-circuit voltage\u003c\/td\u003e\n\u003ctd style=\"width: 44.0162%; height: 37px;\"\u003e35.03 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 37px;\"\u003e\n\u003ctd style=\"width: 55.9838%; height: 37px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 44.0162%; height: 37px;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBuild \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell type\u003c\/td\u003e\n\u003ctd\u003eMono PERC, half-cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (each)\u003c\/td\u003e\n\u003ctd\u003e54.0 lbs (24.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e75.16 × 44.65 × 1.38 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJunction box\u003c\/td\u003e\n\u003ctd\u003eIP68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e25yr linear product + 10yr workmanship\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ DOWNLOADS ============ --\u003e\n\u003csection class=\"esk-downloads\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-11N3E-A_07_d47d9be9-ed99-4942-ad27-8339d18641ae.webp?v=1786534724\" alt=\"Diagram of a house powered by the SUNGOLD POWER Hybrid Solar Kit 11.4KW 48V Split Phase with 450 Watt Solar Panel SGH-11N3E from Sungold Power, illustrating the seamless integration of solar panels, inverter, and battery storage. The setup showcases household appliances such as a TV, fridge, washing machine, and AC operating efficiently on clean energy, with an external power grid pole shown for additional context.\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eAdditional Documentation\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/219551-48100P.pdf?v=1745031596\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e LifePo4 5.12KWH Lithium Battery \u003c\/a\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ THREE WAYS TO USE IT ============ --\u003e\n\u003csection class=\"esk-power\"\u003e\n\u003ch2\u003eThree Ways to Use It\u003c\/h2\u003e\n\u003cdiv class=\"esk-power-grid\"\u003e\n\u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eOff-Grid — Run entirely on solar and battery\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eHybrid — Combine solar, battery, and grid\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eGrid-Tied — Send excess power back to the grid\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"esk-faq\"\u003e\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan this system send power back to the grid?\u003c\/summary\u003e\n\u003cp\u003eYes — in grid-tied mode, excess solar power can be sold back to the grid. The system also supports pure off-grid operation and a hybrid mode combining solar, battery, and grid.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan I connect multiple inverters together?\u003c\/summary\u003e\n\u003cp\u003eYes — up to 9 identical SGN11.4KHB-48 inverters can run in parallel for a combined 102.6kW peak system as power needs grow.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat's the actual usable battery capacity?\u003c\/summary\u003e\n\u003cp\u003e30.72kWh combined from six 5,120Wh LiFePO₄ batteries in the included enclosed cabinet, each rated for at least 7,000 cycles to 80% capacity and backed by a confirmed 10-year warranty.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan I add more solar panels later?\u003c\/summary\u003e\n\u003cp\u003eYes — the inverter supports up to 15kW of solar input, well above the 12,600W (28×450W) included in this kit.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eIs there a smaller variant available?\u003c\/summary\u003e\n\u003cp\u003eYes — a 20.48kWh \/ No-panel configuration is also offered on this product's own page as a lower-cost alternative to the 30.72kWh \/ 28-panel version described here.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDo I need a licensed electrician to install this?\u003c\/summary\u003e\n\u003cp\u003eGiven the grid-interconnection requirements plus the voltages, currents, and battery wiring involved, installation should be handled by a qualified, licensed electrician familiar with your local code and utility interconnection rules.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp\u003eInverter, battery, and solar panels are all backed by long-term coverage: \u003cstrong\u003e10 years\u003c\/strong\u003e on the inverter, \u003cstrong\u003e10 years\u003c\/strong\u003e on the battery, and \u003cstrong\u003e25 years\u003c\/strong\u003e linear performance plus 10-year workmanship on the panels.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"30.72KWH Lithium Battery 28 X 450 Watt Solar Panel","offer_id":41412270686263,"sku":"SGH-11N3E","price":16757.0,"currency_code":"USD","in_stock":true},{"title":"30.72KWH Lithium Battery NO SOLAR PANELS","offer_id":41658085277751,"sku":"SGH-11N3E-S","price":10508.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-11N3E_d0eea3bb-3e06-4b9a-9404-bc55317fd9d3.webp?v=1786535137"},{"product_id":"sungoldpower-11-4kw-hybrid-solar-system-48v-split-phase-51-2kwh-lithium-battery-36x450w-panels-sgh-11n5e","title":"SungoldPower 22.8kW Hybrid Solar System Kit 48V Split Phase 51.2kWh Lithium Battery 36 x 450 Watt Solar Panel SGH-11N5E","description":"\u003cdiv class=\"esk-pd esk-pd-a esk-sgh11n5e-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEco Solar Kits · Sungold Power · SGH-11N5E\u003c\/p\u003e\n\u003ch1\u003eSungoldPower 51.2kWh Split Phase Hybrid Solar Kit 48V Lithium Battery 36 x 450 Watt Solar Panels SGH-11N5E\u003c\/h1\u003e\n\u003cp class=\"esk-lead\"\u003eA complete hybrid solar system — dual split-phase inverters (20kW continuous, 22.8kW peak combined) with grid-tie capability, 51.2kWh of LiFePO₄ battery storage, and thirty-six 450W monocrystalline panels.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e20kW\u003c\/span\u003e\u003cspan class=\"label\"\u003eCombined Continuous (22.8kW Peak)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e51.2kWh\u003c\/span\u003e\u003cspan class=\"label\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36×450W\u003c\/span\u003e\u003cspan class=\"label\"\u003eSolar Panels\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e120V\/240V\u003c\/span\u003e\u003cspan class=\"label\"\u003eSplit-Phase Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ OVERVIEW (partially confirmed — see comment above) ============ --\u003e\n\u003csection class=\"esk-overview\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis Hybrid Solar Kit comes complete with 16,200W of solar panels, 2 x 11.4kW hybrid inverters, and a massive 51.2kWh lithium battery bank.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ WHAT'S INCLUDED (cross-verified across multiple listings) ============ --\u003e\n\u003csection class=\"esk-included\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-11N2E-A_01_a3ed724f-7fd6-4bfc-ba2a-1c48a7154810.webp?v=1786518351\" alt=\"A modern white two-story house features sleek black solar panels on its roof. The text highlights the Sungold Power 22.8kW Hybrid Solar System Kit, which includes an 11.4kW inverter, a powerful 48V split-phase system, a 51.2kWh lithium battery bank, and thirty-six high-efficiency 440-watt solar panels. The home’s clean color palette blends seamlessly with the blue sky and lush trees in the background, showcasing contemporary design paired with advanced sustainable technology from Sungold Power.\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eWhat's Included with the SGH-11N5E Solar Kit\u003c\/h2\u003e\n\u003cul class=\"esk-included-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 X 11.4KW 48V Split Phase Hybrid Solar Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e36 X 450W Watt Monocrystalline Solar Panels\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e10 X 100AH 51.2V Lifepo4 Battery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 X Enclosed Battery Cabinet for 10X 100AH 51.2V Lifepo4 Batteries\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e4 Sets X 50 Feet, Solar Extension Cables-Inverter PV input\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 X 2\/0 AWG Battery Cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feature-grid\"\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"currentColor\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e20kW Combined, 22.8kW Peak\u003c\/h3\u003e\n\u003cp\u003eTwo inverters paralleled, each rated 10kW continuous with an 11.4kW peak, for motor starts and other high-draw moments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 7h13M13 3l4 4-4 4M20 17H7M11 21l-4-4 4-4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eOff-Grid, Hybrid, or Grid-Tied\u003c\/h3\u003e\n\u003cp\u003eRun appliances on solar, send excess to the grid, or store power for backup — one system, three modes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e30kW Solar Input, 6 MPPTs\u003c\/h3\u003e\n\u003cp\u003eTwo inverters, three MPPT trackers each rated 15kW per unit, supporting up to 600V per tracker — well beyond the 16,200W of panels included here.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eWiFi Monitoring Included\u003c\/h3\u003e\n\u003cp\u003eTrack performance, battery status, and system behavior from your phone or browser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 12a8 8 0 0 1 14-5.3M20 12a8 8 0 0 1-14 5.3\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 3v4h-4M6 21v-4h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eFurther Expandable to 9 Units\u003c\/h3\u003e\n\u003cp\u003eBeyond the 2 inverters included, parallel up to 9 total for a 102.6kW peak system as power needs grow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eUL 1741 \/ CEC Listed, IP65\u003c\/h3\u003e\n\u003cp\u003eMeets utility-interconnection standards for grid-tie use, in a rated-for-outdoor enclosure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2 3 14h6l-1 8L18 10h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e10-Year Inverter Warranty\u003c\/h3\u003e\n\u003cp\u003eConfirmed directly for this inverter model — notably longer than the off-grid SPH-series inverters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg class=\"esk-accent-2\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e21.25% Panel Efficiency\u003c\/h3\u003e\n\u003cp\u003e182mm Grade-A monocrystalline cells backed by a 25-year linear product warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\" style=\"background: var(--paper-2);\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGN-11K15PRO Hybrid Inverter (×2, Paralleled)\u003c\/p\u003e\n\u003cp style=\"font-family: var(--font-mono); font-size: 12.5px; color: var(--muted) !important; margin-bottom: 14px !important; margin-top: -8px !important;\"\u003ePer-unit values below; two units paralleled for 20kW combined continuous \/ 22.8kW combined peak.\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eOutput (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous output power\u003c\/td\u003e\n\u003ctd\u003e10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak output power\u003c\/td\u003e\n\u003ctd\u003e11.4 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBattery Input (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–64 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. charge\/discharge current\u003c\/td\u003e\n\u003ctd\u003e210 A \/ 180 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePV Input (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo. of MPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (independent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. combined solar input\u003c\/td\u003e\n\u003ctd\u003e15 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. voltage per tracker\u003c\/td\u003e\n\u003ctd\u003e600 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePV voltage range\u003c\/td\u003e\n\u003ctd\u003e70–540 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eModes \u0026amp; Grid Functions\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating modes\u003c\/td\u003e\n\u003ctd\u003eOff-grid \/ Hybrid \/ Grid-tied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC coupling\u003c\/td\u003e\n\u003ctd\u003eSupported (single-inverter systems only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring\u003c\/td\u003e\n\u003ctd\u003eWiFi + mobile app, LCD display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Scaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eWall-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e9 units total, up to 102.6kW peak combined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCertification \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eUL 1741, UL 1699B, UL 1741SB, CSA C22.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid standards\u003c\/td\u003e\n\u003ctd\u003eIEEE 1547:2018, HECO SRD 2.0, CEC Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG48100P LiFePO₄ Battery (×10, In 2 Enclosed Cabinets)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCapacity\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e100 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy per unit\u003c\/td\u003e\n\u003ctd\u003e5,120 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombined (10 units)\u003c\/td\u003e\n\u003ctd\u003e51,200 Wh (51.2 kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eDurability \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e≥7,000 to 80% capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign life\u003c\/td\u003e\n\u003ctd\u003e15 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL1973\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eProtection \u0026amp; Communication\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart BMS\u003c\/td\u003e\n\u003ctd\u003eOvercharge, deep-discharge, overheat, short-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485 \/ RS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInverter compatibility\u003c\/td\u003e\n\u003ctd\u003eGrowatt, Deye, Luxpower, Victron, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eScaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel (battery spec)\u003c\/td\u003e\n\u003ctd\u003e32 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabinet capacity (this kit)\u003c\/td\u003e\n\u003ctd\u003e5 per cabinet, 2 cabinets included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG-450WM Monocrystalline Panel (×36)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eElectrical\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. power\u003c\/td\u003e\n\u003ctd\u003e450 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax-power voltage\u003c\/td\u003e\n\u003ctd\u003e30.08 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax-power current\u003c\/td\u003e\n\u003ctd\u003e16.05 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen-circuit voltage\u003c\/td\u003e\n\u003ctd\u003e35.03 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule efficiency\u003c\/td\u003e\n\u003ctd\u003e20.33%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBuild \u0026amp; Warranty*\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell type\u003c\/td\u003e\n\u003ctd\u003eMono PERC, half-cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (each)\u003c\/td\u003e\n\u003ctd\u003e54.0 lbs (24.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e75.16 × 44.65 × 1.38 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJunction box\u003c\/td\u003e\n\u003ctd\u003eIP68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e25yr linear product + 10yr workmanship\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 8px !important;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 8px !important;\"\u003e \u003c\/p\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 8px !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7_c4f90f28-3f6f-4e67-ab3f-bbfae8541fac.webp?v=1786488534\" alt=\"Sungold Power SGH-11N5E solar kit — product photo\"\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ THREE WAYS TO USE IT ============ --\u003e\n\u003csection class=\"esk-power\"\u003e\n\u003ch2\u003eThree Ways to Use It\u003c\/h2\u003e\n\u003cdiv class=\"esk-power-grid\"\u003e\n\u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eOff-Grid — Run entirely on solar and battery\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eHybrid — Combine solar, battery, and grid\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eGrid-Tied — Send excess power back to the grid\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"esk-faq\"\u003e\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan this system send power back to the grid?\u003c\/summary\u003e\n\u003cp\u003eYes — in grid-tied mode, excess solar power can be sold back to the grid. The system also supports pure off-grid operation and a hybrid mode combining solar, battery, and grid.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan I connect even more inverters together?\u003c\/summary\u003e\n\u003cp\u003eYes — beyond the 2 inverters included, up to 9 identical SGN11.4KHB-48 inverters can run in parallel for a combined 102.6kW peak system as power needs grow further.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat's the actual usable battery capacity?\u003c\/summary\u003e\n\u003cp\u003e51.2kWh combined from ten 5,120Wh LiFePO₄ batteries across 2 included enclosed cabinets, each rated for at least 7,000 cycles to 80% capacity and backed by a confirmed 10-year warranty.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan I add more solar panels later?\u003c\/summary\u003e\n\u003cp\u003eYes — the two inverters combined support up to 30kW of solar input, well above the 16,200W (36×450W) included in this kit.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eIs there a version without solar panels?\u003c\/summary\u003e\n\u003cp\u003eYes — this product is also available without panels, for anyone sourcing their own or already owning compatible panels.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDo I need a licensed electrician to install this?\u003c\/summary\u003e\n\u003cp\u003eGiven the grid-interconnection requirements plus the voltages, currents, and battery wiring involved, installation should be handled by a qualified, licensed electrician familiar with your local code and utility interconnection rules.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp\u003eInverter, battery, and solar panels are all backed by long-term coverage: \u003cstrong\u003e10 years\u003c\/strong\u003e on the inverter, \u003cstrong\u003e10 years\u003c\/strong\u003e on the battery, and \u003cstrong\u003e25 years\u003c\/strong\u003e linear performance plus 10-year workmanship on the panels.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"36 x 450W Solar Panels","offer_id":41652260044855,"sku":"SGH-11N5E","price":25913.0,"currency_code":"USD","in_stock":true},{"title":"WITHOUT Solar Panels","offer_id":41652260077623,"sku":"SGH-11N5E-S","price":18878.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-11N5E_ee7f2d9b-3354-46d4-a6ca-a7e98c472567.webp?v=1786518516"},{"product_id":"sungoldpower-15-2kw-hybrid-solar-kit-48v-split-phase-30-72kwh-lithium-battery-32x415w-solar-panel-sgh-7-6dn6e","title":"SungoldPower 15.2KW Hybrid Solar Kit 48V Split Phase 30.72kWh Lithium Battery 32 x 415 Watt Solar Panel SGH-7.6DN6E","description":"\u003cdiv class=\"esk-pd esk-pd-a esk-sgh76dn6e-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEco Solar Kits · Sungold Power · SGH-7.6DN6E\u003c\/p\u003e\n\u003ch1\u003eSungoldPower 15.2kW 30.72kWh Split Phase Hybrid Solar Kit 48V Lithium Battery 32 x 415 Watt Solar Panels SGH-7.6DN6E\u003c\/h1\u003e\n\u003cp class=\"esk-lead\"\u003eA complete hybrid solar system — dual 7.6kW split-phase inverters with grid-tie capability, 30.72kWh of LiFePO₄ battery storage, and thirty-two 415W monocrystalline panels — supports off-grid, hybrid, and grid-tied configurations.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e15.2kW\u003c\/span\u003e\u003cspan class=\"label\"\u003eCombined Continuous Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e30.72kWh\u003c\/span\u003e\u003cspan class=\"label\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e32×415W\u003c\/span\u003e\u003cspan class=\"label\"\u003eSolar Panels\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e120V\/240V\u003c\/span\u003e\u003cspan class=\"label\"\u003eSplit-Phase Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ OVERVIEW (partially confirmed — see comment above) ============ --\u003e\n\u003csection class=\"esk-overview\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis Hybrid Solar Kit features 13,280W of solar panels, 2 x 7.6kW hybrid inverters, and 30.72kWh of lithium battery storage.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ WHAT'S INCLUDED (cross-verified across multiple listings) ============ --\u003e\n\u003csection class=\"esk-included\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7.6N3E-A_01_2ee07302-2bc4-4721-8c39-137ef96f8565.webp?v=1786488494\" alt=\"Sungold Power 7-6DN6E solar kit — product photo\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eWhat's Included with the SGH-7.6DN6E Solar Kit\u003c\/h2\u003e\n\u003cul class=\"esk-included-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 X 7.6KW 48V Split Phase Hybrid Solar Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e32 X 415W Watt Monocrystalline Solar Panels\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e6 X 100AH 51.2V Lifepo4 Battery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e1 X Enclosed Battery Cabinet for 6 X 100AH 51.2V Lifepo4 Batteries\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e4 Sets X 50 Feet, Solar Extension Cables-Inverter PV input\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 X 2\/0 AWG Battery Cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e4 X 25A PV Breakers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 X 200A DC Breaker\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feature-grid\"\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"currentColor\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e15.2kW Combined, 20kW Peak\u003c\/h3\u003e\n\u003cp\u003eTwo 7.6kW inverters paralleled, each with extra headroom available briefly for motor starts and other high-draw moments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 7h13M13 3l4 4-4 4M20 17H7M11 21l-4-4 4-4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eOff-Grid, Hybrid, or Grid-Tied\u003c\/h3\u003e\n\u003cp\u003eRun appliances on solar, send excess to the grid, or store power for backup — one system, three modes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e24kW Solar Input, 6 MPPTs\u003c\/h3\u003e\n\u003cp\u003eTwo inverters, three MPPT trackers each, supporting up to 600V per tracker — well beyond the 13,280W of panels included here.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eWiFi Monitoring Included\u003c\/h3\u003e\n\u003cp\u003eTrack performance, battery status, and system behavior from your phone or browser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 12a8 8 0 0 1 14-5.3M20 12a8 8 0 0 1-14 5.3\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 3v4h-4M6 21v-4h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eFurther Expandable to 9 Units\u003c\/h3\u003e\n\u003cp\u003eBeyond the 2 inverters included, parallel up to 9 total for a 68.4kW system as power needs grow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eUL 1741 \/ CEC Listed, IP65\u003c\/h3\u003e\n\u003cp\u003eMeets utility-interconnection standards for grid-tie use, in a rated-for-outdoor enclosure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2 3 14h6l-1 8L18 10h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e10-Year Inverter Warranty\u003c\/h3\u003e\n\u003cp\u003eConfirmed directly for this inverter model — notably longer than the off-grid SPH-series inverters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg class=\"esk-accent-2\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e21.25% Panel Efficiency\u003c\/h3\u003e\n\u003cp\u003e182mm Grade-A monocrystalline cells backed by a 25-year linear product warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\" style=\"background: var(--paper-2);\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7_c4f90f28-3f6f-4e67-ab3f-bbfae8541fac.webp?v=1786488534\" alt=\"Sungold Power 7-6DN6E solar kit — installation diagram\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGN7.6K1HB-48 Hybrid Inverter (×2, Paralleled)\u003c\/p\u003e\n\u003cp style=\"font-family: var(--font-mono); font-size: 12.5px; color: var(--muted) !important; margin-bottom: 14px !important; margin-top: -8px !important;\"\u003ePer-unit values below; two units paralleled for 15.2kW combined continuous output.\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eOutput (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous output power\u003c\/td\u003e\n\u003ctd\u003e7.6 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak output power\u003c\/td\u003e\n\u003ctd\u003eUp to 10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase, or 208V (2\/3 phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBattery Input (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–64 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. charge current\u003c\/td\u003e\n\u003ctd\u003e210 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. discharge current\u003c\/td\u003e\n\u003ctd\u003e180 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePV Input (Per Unit)\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo. of MPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (independent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. combined solar input\u003c\/td\u003e\n\u003ctd\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. voltage per tracker\u003c\/td\u003e\n\u003ctd\u003e600 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePV voltage range\u003c\/td\u003e\n\u003ctd\u003e70–540 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eModes \u0026amp; Grid Functions\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating modes\u003c\/td\u003e\n\u003ctd\u003eOff-grid \/ Hybrid \/ Grid-tied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC coupling\u003c\/td\u003e\n\u003ctd\u003eSupported (single-inverter systems only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring\u003c\/td\u003e\n\u003ctd\u003eWiFi + mobile app, LCD display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Scaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eWall-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e9 units total, up to 68.4kW combined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCertification \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eUL 1741, UL 1699B, UL 1741SB, CSA C22.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid standards\u003c\/td\u003e\n\u003ctd\u003eIEEE 1547:2018, HECO SRD 2.0, CEC Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG48100P LiFePO₄ Battery (×6, In Enclosed Cabinet)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCapacity\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e100 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy per unit\u003c\/td\u003e\n\u003ctd\u003e5,120 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombined (6 units)\u003c\/td\u003e\n\u003ctd\u003e30,720 Wh (30.72 kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eDurability \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life*\u003c\/td\u003e\n\u003ctd\u003e≥7,000 to 80% capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign life\u003c\/td\u003e\n\u003ctd\u003e15 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL1973\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eProtection \u0026amp; Communication\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart BMS\u003c\/td\u003e\n\u003ctd\u003eOvercharge, deep-discharge, overheat, short-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485 \/ RS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInverter compatibility\u003c\/td\u003e\n\u003ctd\u003eGrowatt, Deye, Luxpower, Victron, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eScaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel (battery spec)\u003c\/td\u003e\n\u003ctd\u003e32 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabinet capacity (this kit)**\u003c\/td\u003e\n\u003ctd\u003e6 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG-415WM Monocrystalline Panel (×32)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eElectrical\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. power\u003c\/td\u003e\n\u003ctd\u003e415 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax-power voltage\u003c\/td\u003e\n\u003ctd\u003e31.61 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax-power current\u003c\/td\u003e\n\u003ctd\u003e13.13 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen-circuit voltage\u003c\/td\u003e\n\u003ctd\u003e38.82 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule efficiency\u003c\/td\u003e\n\u003ctd\u003e21.25%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBuild \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell type\u003c\/td\u003e\n\u003ctd\u003eMono 182×91mm (108 cells)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (each)\u003c\/td\u003e\n\u003ctd\u003e45.1 lbs (20.45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e67.9 × 44.7 × 1.4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJunction box\u003c\/td\u003e\n\u003ctd\u003eIP68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e25yr linear product + 10yr workmanship\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 8px !important;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ THREE WAYS TO USE IT ============ --\u003e\n\u003csection class=\"esk-power\"\u003e\n\u003ch2\u003eThree Ways to Use It\u003c\/h2\u003e\n\u003cdiv class=\"esk-power-grid\"\u003e\n\u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eOff-Grid — Run entirely on solar and battery\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eHybrid — Combine solar, battery, and grid\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eGrid-Tied — Send excess power back to the grid\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"esk-faq\"\u003e\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan this system send power back to the grid?\u003c\/summary\u003e\n\u003cp\u003eYes — in grid-tied mode, excess solar power can be sold back to the grid. The system also supports pure off-grid operation and a hybrid mode combining solar, battery, and grid.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I connect even more inverters together?\u003c\/summary\u003e\n\u003cp\u003eYes — beyond the 2 inverters included, up to 9 identical SGN7.6K1HB-48 inverters can run in parallel for a combined 68.4kW system as power needs grow further.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat's the actual usable battery capacity?\u003c\/summary\u003e\n\u003cp\u003e30.72kWh combined from six 5,120Wh LiFePO₄ batteries in the included enclosed cabinet, each rated for at least 7,000 cycles to 80% capacity and backed by a confirmed 10-year warranty.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I add more solar panels later?\u003c\/summary\u003e\n\u003cp\u003eYes — the two inverters combined support up to 24kW of solar input, well above the 13,280W (32×415W) included in this kit.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs there a version without solar panels?\u003c\/summary\u003e\n\u003cp\u003eYes — this product is also available without panels, for anyone sourcing their own or already owning compatible panels.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need a licensed electrician to install this?\u003c\/summary\u003e\n\u003cp\u003eGiven the grid-interconnection requirements plus the voltages, currents, and battery wiring involved, installation should be handled by a qualified, licensed electrician familiar with your local code and utility interconnection rules.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp\u003eInverter, battery, and solar panels are all backed by long-term coverage: \u003cstrong\u003e10 years\u003c\/strong\u003e on the inverter, \u003cstrong\u003e10 years\u003c\/strong\u003e on the battery, and \u003cstrong\u003e25 years\u003c\/strong\u003e linear performance plus 10-year workmanship on the panels.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"32 x 415W Solar Panels","offer_id":41652276854839,"sku":"SGH-7.6DN6E","price":18669.0,"currency_code":"USD","in_stock":true},{"title":"WITHOUT Solar Panels","offer_id":41652276887607,"sku":"SGH-7.6DN6E-S","price":12483.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7.6DN6E_dd27b229-e205-4b52-8447-cbfe517104b0.webp?v=1786488321"},{"product_id":"sungoldpower-7-6kw-15-36kwh-split-phase-hybrid-solar-kit-48v-lithium-battery-500-watt-solar-panels-sgh-7-6n3e","title":"Sungold Power 7.6kW 15.36kWh Split Phase Hybrid Solar Kit 48V Lithium Battery 12 x 500 Watt Solar Panels SGH-7.6N3E","description":"\u003cdiv class=\"esk-pd esk-pd-a esk-sgh76n3e-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEco Solar Kits · Sungold Power · SGH-7.6N3E\u003c\/p\u003e\n\u003ch1\u003eSungold Power 7.6kW 15.36kWh Split Phase Hybrid Solar Kit 48V Lithium Battery 12 x 500 Watt Solar Panels SGH-7.6N3E\u003c\/h1\u003e\n\u003cp class=\"esk-lead\"\u003eA complete hybrid solar system — 7.6kW split-phase inverter with grid-tie capability, 15.36kWh of LiFePO₄ battery storage, and twelve 500W monocrystalline panels — supports off-grid, hybrid, and grid-tied configurations.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e7.6kW\u003c\/span\u003e\u003cspan class=\"label\"\u003eContinuous Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e15.36kWh\u003c\/span\u003e\u003cspan class=\"label\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12×500W\u003c\/span\u003e\u003cspan class=\"label\"\u003eSolar Panels\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e120V\/240V\u003c\/span\u003e\u003cspan class=\"label\"\u003eSplit-Phase Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ OVERVIEW (verbatim) ============ --\u003e\n\u003csection class=\"esk-overview\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis Hybrid Solar Kit includes 6,000W or 13,280W of solar panels, a 7.6kW hybrid inverter, and your choice of 15.36kWh or 30.72kWh of lithium battery storage. Designed for ultimate flexibility, the system supports off-grid, hybrid, and grid-tied configurations, allowing you to run appliances on solar power, send excess energy to the grid, and store electricity for cost savings or backup during outages.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ WHAT'S INCLUDED (verbatim) ============ --\u003e\n\u003csection class=\"esk-included\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7.6N3E-A_01.webp?v=1786470946\" alt=\"Sungold Power 7-6N3E solar kit — product photo\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eWhat is included with the solar kit?\u003c\/h2\u003e\n\u003cul class=\"esk-included-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e1 X 7.6KW 48V Split Phase Hybrid Solar Inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e12 X 500W Watt Monocrystalline Solar Panels\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e3 X 100AH 51.2V Lifepo4 Battery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2 Sets X 50 Feet, Solar Extension Cables-Inverter PV input\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e•\u003c\/span\u003e\u003cspan\u003e2\/0 AWG Battery Cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feature-grid\"\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"currentColor\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e7.6kW Continuous, 10kW Peak\u003c\/h3\u003e\n\u003cp\u003eRated output with extra headroom available briefly for motor starts and other high-draw moments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 7h13M13 3l4 4-4 4M20 17H7M11 21l-4-4 4-4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eOff-Grid, Hybrid, or Grid-Tied\u003c\/h3\u003e\n\u003cp\u003eRun appliances on solar, send excess to the grid, or store power for backup — one system, three modes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e12kW Solar Input, 3 MPPTs\u003c\/h3\u003e\n\u003cp\u003eEach tracker supports up to 600V, for a combined solar array well beyond the 6kW of panels included here.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eWiFi Monitoring Included\u003c\/h3\u003e\n\u003cp\u003eTrack performance, battery status, and system behavior from your phone or browser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4 12a8 8 0 0 1 14-5.3M20 12a8 8 0 0 1-14 5.3\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 3v4h-4M6 21v-4h4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eExpandable to 9 Units\u003c\/h3\u003e\n\u003cp\u003eParallel up to 9 identical inverters for a 68.4kW system as power needs grow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003eUL 1741 \/ CEC Listed, IP65\u003c\/h3\u003e\n\u003cp\u003eMeets utility-interconnection standards for grid-tie use, in a rated-for-outdoor enclosure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M13 2 3 14h6l-1 8L18 10h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e10-Year Inverter Warranty\u003c\/h3\u003e\n\u003cp\u003eConfirmed directly for this inverter model — notably longer than the off-grid SPH-series inverters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg class=\"esk-accent-2\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch3\u003e21.05% Panel Efficiency\u003c\/h3\u003e\n\u003cp\u003eHalf-cell Mono PERC cells backed by a 25-year linear performance warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-rays\" style=\"background: var(--paper-2);\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\n    \u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n    \u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\n    \u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\n  \u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7_1230da63-141d-4e33-9759-a1154ffa3b01.webp?v=1786470978\" alt=\"Sungold Power 7-6N3E solar kit — installation diagram\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGN7.6K1HB-48 Hybrid Inverter (×1)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eOutput\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous output power\u003c\/td\u003e\n\u003ctd\u003e7.6 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak output power\u003c\/td\u003e\n\u003ctd\u003eUp to 10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase, or 208V (2\/3 phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBattery Input\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–64 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. charge current\u003c\/td\u003e\n\u003ctd\u003e210 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. discharge current\u003c\/td\u003e\n\u003ctd\u003e180 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePV Input\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo. of MPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (independent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. combined solar input\u003c\/td\u003e\n\u003ctd\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. voltage per tracker\u003c\/td\u003e\n\u003ctd\u003e600 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePV voltage range\u003c\/td\u003e\n\u003ctd\u003e70–540 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eModes \u0026amp; Grid Functions\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating modes\u003c\/td\u003e\n\u003ctd\u003eOff-grid \/ Hybrid \/ Grid-tied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC coupling\u003c\/td\u003e\n\u003ctd\u003eSupported (single-inverter systems only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring\u003c\/td\u003e\n\u003ctd\u003eWiFi + mobile app, LCD display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Scaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eWall-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e9 units, up to 68.4kW combined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCertification \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eUL 1741, UL 1699B, UL 1741SB, CSA C22.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid standards\u003c\/td\u003e\n\u003ctd\u003eIEEE 1547:2018, HECO SRD 2.0, CEC Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG48100P LiFePO₄ Battery (×3)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCapacity\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e100 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy per unit\u003c\/td\u003e\n\u003ctd\u003e5,120 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombined (3 units)\u003c\/td\u003e\n\u003ctd\u003e15,360 Wh (15.36 kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eDurability \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life*\u003c\/td\u003e\n\u003ctd\u003e≥7,000 to 80% capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign life\u003c\/td\u003e\n\u003ctd\u003e15 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL1973\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eProtection \u0026amp; Communication\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart BMS\u003c\/td\u003e\n\u003ctd\u003eOvercharge, deep-discharge, overheat, short-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485 \/ RS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInverter compatibility\u003c\/td\u003e\n\u003ctd\u003eGrowatt, Deye, Luxpower, Victron, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eScaling\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e32 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax combined capacity\u003c\/td\u003e\n\u003ctd\u003e163.84 kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSG500WM Monocrystalline Panel (×12)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eElectrical\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated power\u003c\/td\u003e\n\u003ctd\u003e500 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule efficiency\u003c\/td\u003e\n\u003ctd\u003e21.05%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell technology\u003c\/td\u003e\n\u003ctd\u003eMono PERC, half-cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBuild \u0026amp; Warranty**\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (each)\u003c\/td\u003e\n\u003ctd\u003e56.2 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e82.44 × 44.65 × 1.38 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL 61730, CEC Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e25yr linear performance + 10yr workmanship\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 8px !important;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ THREE WAYS TO USE IT ============ --\u003e\n\u003csection class=\"esk-power\"\u003e\n\u003ch2\u003eThree Ways to Use It\u003c\/h2\u003e\n\u003cdiv class=\"esk-power-grid\"\u003e\n\u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eOff-Grid — Run entirely on solar and battery\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eHybrid — Combine solar, battery, and grid\u003c\/span\u003e \u003cspan class=\"esk-power-item\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M20 6L9 17l-5-5\"\u003e\u003c\/path\u003e\u003c\/svg\u003eGrid-Tied — Send excess power back to the grid\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"esk-faq\"\u003e\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan this system send power back to the grid?\u003c\/summary\u003e\n\u003cp\u003eYes — in grid-tied mode, excess solar power can be sold back to the grid. The system also supports pure off-grid operation and a hybrid mode combining solar, battery, and grid.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I connect multiple inverters together?\u003c\/summary\u003e\n\u003cp\u003eYes — up to 9 identical SGN7.6K1HB-48 inverters can run in parallel for a combined 68.4kW system as power needs grow.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat's the actual usable battery capacity?\u003c\/summary\u003e\n\u003cp\u003e15.36kWh combined from three 5,120Wh LiFePO₄ batteries, each rated for at least 7,000 cycles to 80% capacity and backed by a confirmed 10-year warranty.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I add more solar panels later?\u003c\/summary\u003e\n\u003cp\u003eYes — the inverter's three MPPT trackers support up to 12kW of combined solar input, well above the 6kW (12×500W) included in this kit.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs there a version without solar panels?\u003c\/summary\u003e\n\u003cp\u003eYes — this product is also available without panels, for anyone sourcing their own or already owning compatible panels.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need a licensed electrician to install this?\u003c\/summary\u003e\n\u003cp\u003eGiven the grid-interconnection requirements plus the voltages, currents, and battery wiring involved, installation should be handled by a qualified, licensed electrician familiar with your local code and utility interconnection rules.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp\u003eInverter, battery, and solar panels are all backed by long-term coverage: \u003cstrong\u003e10 years\u003c\/strong\u003e on the inverter, \u003cstrong\u003e10 years\u003c\/strong\u003e on the battery, and \u003cstrong\u003e25 years\u003c\/strong\u003e linear performance plus 10-year workmanship on the panels.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"12 x 500W Solar Panels","offer_id":41652286718007,"sku":"SGH-7.6N3E","price":9121.0,"currency_code":"USD","in_stock":true},{"title":"WITHOUT Solar Panels","offer_id":41652286750775,"sku":"SGH-7.6N3E-S","price":5874.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGH-7.6N3E_203cc768-d218-4c23-b12d-de4ce0438470.webp?v=1786470718"},{"product_id":"eg4-wallmount-48v-16kwh-indoor-battery-ess-314ah-eg4-flexboss21-hybrid-inverter-grid-tied-system","title":"EG4 WallMount 48V 16kWh Indoor Battery ESS | 314Ah | EG4 FlexBOSS21 Hybrid Inverter | Grid-Tied System","description":"\u003cdiv class=\"esk-pd esk-pd-b eg4314fb21-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003e48V Grid-Tied ESS · EG4 314Ah Indoor + FlexBOSS21\u003c\/p\u003e\n\u003ch2\u003e16kWh of Certified Energy Storage, Paired With a 16kW Hybrid Inverter\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eThis system pairs one EG4 314Ah Indoor battery (16kWh nominal, 12.86kWh recommended usable) with one EG4 FlexBOSS21 hybrid inverter — up to 16kW of continuous output with PV and grid combined, and up to 21kW of solar input across 3 MPPT trackers and 5 strings. It's built as a UL 9540-eligible pairing with closed-loop communication, GridBOSS-ready for larger system control, and works grid-tied or fully off-grid.\u003c\/p\u003e\n\u003cdiv aria-hidden=\"true\" class=\"esk-divider\"\u003e\u003csvg preserveaspectratio=\"none\" viewbox=\"0 0 600 20\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"2\" stroke=\"currentColor\" fill=\"none\" d=\"M0,10 Q25,-4 50,10 T100,10 T150,10 T200,10 T250,10 T300,10 T350,10 T400,10 T450,10 T500,10 T550,10 T600,10\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e16kWh\u003c\/span\u003e\u003cspan class=\"label\"\u003eBattery Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e16kW\u003c\/span\u003e\u003cspan class=\"label\"\u003eOutput (PV + Grid)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e21kW\u003c\/span\u003e\u003cspan class=\"label\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003eUL 9540\u003c\/span\u003e\u003cspan class=\"label\"\u003eEligible Pairing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ CONFIGURATION ============ --\u003e\n\u003csection class=\"esk-config\"\u003e\n\u003ch3\u003eWhat's In This System\u003c\/h3\u003e\n\u003cp class=\"esk-config-sub\"\u003eTwo components, pre-matched and sold together.\u003c\/p\u003e\n\u003cdiv class=\"esk-config-grid\"\u003e\n\u003cdiv class=\"esk-config-card\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003crect rx=\"2\" height=\"9\" width=\"17\" y=\"8\" x=\"2\"\u003e\u003c\/rect\u003e\u003crect stroke=\"none\" fill=\"currentColor\" rx=\"1\" height=\"3\" width=\"2.5\" y=\"11\" x=\"19\"\u003e\u003c\/rect\u003e\u003crect stroke=\"none\" fill=\"currentColor\" rx=\"0.6\" height=\"4.4\" width=\"4\" y=\"10.3\" x=\"5\"\u003e\u003c\/rect\u003e\u003c\/svg\u003e\n\u003cp class=\"qty\"\u003eQty 1\u003c\/p\u003e\n\u003ch4\u003eEG4 314Ah Indoor Battery\u003c\/h4\u003e\n\u003cp\u003e16kWh nominal, IP20 indoor-rated, with a third-generation BMS and Auto-ID setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-config-card\"\u003e\n\u003csvg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cp class=\"qty\"\u003eQty 1\u003c\/p\u003e\n\u003ch4\u003eEG4 FlexBOSS21 Inverter\u003c\/h4\u003e\n\u003cp\u003eUp to 16kW continuous output with PV and grid combined, and 21kW of max solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"esk-features\"\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/Screenshot_2026-07-26_183740.png?v=1785080309\" alt=\"EG4 — product photo\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/Flexboss-All-weather-Rain.webp?v=1784837257\" alt=\"EG4 solar kit — product photo\"\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eWhat Makes This System Different\u003c\/h3\u003e\n\u003cdiv class=\"esk-feature-grid\"\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003crect rx=\"2\" height=\"9\" width=\"17\" y=\"8\" x=\"2\"\u003e\u003c\/rect\u003e\u003crect stroke=\"none\" fill=\"currentColor\" rx=\"1\" height=\"3\" width=\"2.5\" y=\"11\" x=\"19\"\u003e\u003c\/rect\u003e\u003crect stroke=\"none\" fill=\"currentColor\" rx=\"0.6\" height=\"4.4\" width=\"4\" y=\"10.3\" x=\"5\"\u003e\u003c\/rect\u003e\u003c\/svg\u003e\n\u003ch4\u003e16kWh Indoor Battery\u003c\/h4\u003e\n\u003cp\u003e12.86kWh of recommended usable capacity, cross-compatible with other EG4 battery models for future scaling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" fill=\"currentColor\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003e16kW Combined, 6kW Battery-Only\u003c\/h4\u003e\n\u003cp\u003eUp to 16kW continuous with PV and grid working together, or 6kW continuous from the battery alone if grid and solar are both unavailable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003ccircle r=\"4.2\" cy=\"12\" cx=\"12\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003e21kW Solar, 3 MPPT \/ 5 Strings\u003c\/h4\u003e\n\u003cp\u003eThree MPPT trackers across five total input strings, for granular tracking on complex or multi-orientation roof layouts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\" class=\"esk-accent-2\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eUL 9540-Eligible Pairing\u003c\/h4\u003e\n\u003cp\u003eThis battery and inverter combination is built and certified to be paired together for grid-tied energy storage system installs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003ccircle r=\"2.5\" cy=\"12\" cx=\"6\"\u003e\u003c\/circle\u003e\u003ccircle r=\"2.5\" cy=\"12\" cx=\"18\"\u003e\u003c\/circle\u003e\u003cpath stroke-dasharray=\"2 2\" d=\"M8.5 12h7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eGridBOSS Integration\u003c\/h4\u003e\n\u003cp\u003eConnects with EG4's GridBOSS hub for smart load management, AC coupling, and generator support at a system level.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M4 20v-3M9 20v-7M14 20v-11M19 20V4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eWiFi, Cellular \u0026amp; Ethernet\u003c\/h4\u003e\n\u003cp\u003eThe inverter ships with a WiFi dongle included by default, plus cellular and Ethernet connectivity options for remote monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003crect rx=\"1.5\" height=\"12\" width=\"18\" y=\"5\" x=\"3\"\u003e\u003c\/rect\u003e\u003cpath d=\"M8 20h8M12 17v3\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eAuto-ID, 3rd-Gen BMS\u003c\/h4\u003e\n\u003cp\u003eThe battery automatically recognizes and syncs additional units during setup, with improved balancing precision and response time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feature\"\u003e\n\u003csvg aria-hidden=\"true\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003crect transform=\"rotate(-18 7 12)\" rx=\"3\" height=\"6\" width=\"9\" y=\"9\" x=\"2.5\"\u003e\u003c\/rect\u003e\u003crect transform=\"rotate(-18 17 12)\" rx=\"3\" height=\"6\" width=\"9\" y=\"9\" x=\"12.5\"\u003e\u003c\/rect\u003e\u003c\/svg\u003e\n\u003ch4\u003eParallels Up to 16 Units\u003c\/h4\u003e\n\u003cp\u003eScales from this single-inverter configuration up to large residential or commercial-style installations on the same platform.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv aria-hidden=\"true\" style=\"background: var(--ink-2); color: var(--accent); opacity: 0.7;\" class=\"esk-divider\"\u003e\u003csvg preserveaspectratio=\"none\" viewbox=\"0 0 600 20\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"2\" stroke=\"currentColor\" fill=\"none\" d=\"M0,10 Q25,-4 50,10 T100,10 T150,10 T200,10 T250,10 T300,10 T350,10 T400,10 T450,10 T500,10 T550,10 T600,10\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ NARRATIVE ============ --\u003e\n\u003csection class=\"esk-narrative\"\u003e\n\u003ch3\u003eOne Number Isn't the Whole Story\u003c\/h3\u003e\n\u003cp\u003eThis system's output rating isn't a single number — 16kW is what the FlexBOSS21 delivers with solar and grid both contributing, while the battery on its own is rated for 6kW continuous. That distinction matters for sizing: a system that looks oversized on paper at \"16kW\" is really built around a 6kW battery-only floor, with solar and grid making up the difference the rest of the time. Add in 21kW of possible solar input across three MPPT trackers, and there's real headroom for larger or more complex roof layouts.\u003c\/p\u003e\n\u003cp\u003eThe battery and inverter are sold as a matched pair specifically because BigBattery has built and validated this exact combination for UL 9540-eligible grid-tied installs, with closed-loop communication handling coordination between the two automatically. The inverter connects over WiFi (dongle included), cellular, or Ethernet, and integrates with EG4's GridBOSS hub for whole-system load management if the install calls for it. The battery stays indoors (IP20), while the inverter's NEMA 4X enclosure is rated for outdoor installation if that's where it needs to go.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"esk-specs\"\u003e\n\u003ch3\u003eFull Specifications\u003c\/h3\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBattery — EG4 314Ah Indoor (×1)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCapacity\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e51.2 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal energy capacity\u003c\/td\u003e\n\u003ctd\u003e16 kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsable energy (80% DoD)\u003c\/td\u003e\n\u003ctd\u003e12.86 kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e314 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eCharging \u0026amp; Discharge\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous charge current\u003c\/td\u003e\n\u003ctd\u003e157 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous charge\/discharge power\u003c\/td\u003e\n\u003ctd\u003e8 kW \/ 10.2 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak power\u003c\/td\u003e\n\u003ctd\u003e12.8 kW (3 sec)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eEnvironmental\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging temp range\u003c\/td\u003e\n\u003ctd\u003e32–122°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarging temp range\u003c\/td\u003e\n\u003ctd\u003e-4–131°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure rating\u003c\/td\u003e\n\u003ctd\u003eIP20 (indoor only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e293.2 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H×W×D)\u003c\/td\u003e\n\u003ctd\u003e34.1 × 18.1 × 9.6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e10,000 @ 0.5C, 80% DoD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years or 10,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eInverter — EG4 FlexBOSS21 (×1)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eOutput\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous output (PV + grid)\u003c\/td\u003e\n\u003ctd\u003e66.7A \/ 16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous output (battery only)\u003c\/td\u003e\n\u003ctd\u003e50A \/ 6 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak power (0.5s \/ 1s)\u003c\/td\u003e\n\u003ctd\u003e24,000W \/ 18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocked rotor amps\u003c\/td\u003e\n\u003ctd\u003e195 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e20ms default \/ 10ms configurable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eSolar Input\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT channels\u003c\/td\u003e\n\u003ctd\u003e3 (5 strings total)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated current per MPPT\u003c\/td\u003e\n\u003ctd\u003e26A \/ 26A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRec. max solar array (STC)\u003c\/td\u003e\n\u003ctd\u003e21 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT DC voltage range\u003c\/td\u003e\n\u003ctd\u003e120–440 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency (PV to grid)\u003c\/td\u003e\n\u003ctd\u003e97%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003eBattery \u0026amp; Grid\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–60 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge\/discharge current\u003c\/td\u003e\n\u003ctd\u003e250 A DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax grid pass-through\u003c\/td\u003e\n\u003ctd\u003e90 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC input \/ output breaker\u003c\/td\u003e\n\u003ctd\u003e90A \/ 80A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;65 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ch4\u003ePhysical, Connectivity \u0026amp; Warranty\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H×W×D)\u003c\/td\u003e\n\u003ctd\u003e30.43 × 22.28 × 11.22 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure rating\u003c\/td\u003e\n\u003ctd\u003eNEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eWiFi (included), cellular, Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel units\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 18px !important;\"\u003eInverter certifications: UL 1741, UL 1741 PCS CRD Test, UL 3141. FCC Part 15 Class B. Battery certifications: UL 1973, UN 38.3.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ SCALABILITY ============ --\u003e\n\u003csection class=\"esk-scale\"\u003e\n\u003ch3\u003eOther Configurations Available\u003c\/h3\u003e\n\u003cp\u003eThis same battery and inverter platform is sold in several sizes. The row below highlighted in your brand color is the configuration this page describes — everything else is shown for reference if a customer needs a different scale.\u003c\/p\u003e\n\u003ctable class=\"esk-scale-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eTier\u003c\/th\u003e\n\u003cth\u003eInverters\u003c\/th\u003e\n\u003cth\u003eBatteries\u003c\/th\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003cth\u003eMax Output\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"current\"\u003e\n\u003ctd class=\"tier\"\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e1×\u003c\/td\u003e\n\u003ctd\u003e1×\u003c\/td\u003e\n\u003ctd\u003e16 kWh\u003c\/td\u003e\n\u003ctd\u003e16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tier\"\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e1×\u003c\/td\u003e\n\u003ctd\u003e2×\u003c\/td\u003e\n\u003ctd\u003e32 kWh\u003c\/td\u003e\n\u003ctd\u003e16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tier\"\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e1×\u003c\/td\u003e\n\u003ctd\u003e3×\u003c\/td\u003e\n\u003ctd\u003e48 kWh\u003c\/td\u003e\n\u003ctd\u003e16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tier\"\u003eLarge\u003c\/td\u003e\n\u003ctd\u003e2×\u003c\/td\u003e\n\u003ctd\u003e4×\u003c\/td\u003e\n\u003ctd\u003e64 kWh\u003c\/td\u003e\n\u003ctd\u003e32 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tier\"\u003eLarge\u003c\/td\u003e\n\u003ctd\u003e2×\u003c\/td\u003e\n\u003ctd\u003e6×\u003c\/td\u003e\n\u003ctd\u003e96 kWh\u003c\/td\u003e\n\u003ctd\u003e32 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tier\"\u003e3-Phase\u003c\/td\u003e\n\u003ctd\u003e3×\u003c\/td\u003e\n\u003ctd\u003e6×\u003c\/td\u003e\n\u003ctd\u003e96 kWh\u003c\/td\u003e\n\u003ctd\u003e48 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"esk-faq\"\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/EG4-314Ah-1024x420.webp?v=1785080293\" alt=\"EG4 solar kit — installation diagram\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e \u003c\/h3\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat exactly is included in this system?\u003c\/summary\u003e\n\u003cp\u003eOne EG4 314Ah Indoor battery (16kWh) and one EG4 FlexBOSS21 hybrid inverter, sold as a pre-matched, UL 9540-eligible pair.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the output really 16kW, or is that only with solar?\u003c\/summary\u003e\n\u003cp\u003e16kW is what the system delivers with solar and grid both contributing. On battery power alone, with no solar or grid available, continuous output is 6kW. Worth sizing around the 6kW floor if backup power without sun or grid matters for your use case.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does \"UL 9540-eligible\" mean here?\u003c\/summary\u003e\n\u003cp\u003eIt means this specific battery-and-inverter pairing has been built and validated together for UL 9540 grid-tied energy storage system installs, rather than being a generic combination assembled after the fact.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the whole system be installed outdoors?\u003c\/summary\u003e\n\u003cp\u003eNot the battery — it's IP20 and indoor-rated. The FlexBOSS21 inverter is NEMA 4X and can go outdoors if that placement makes more sense for the install.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I monitor the system remotely?\u003c\/summary\u003e\n\u003cp\u003eThe inverter includes a WiFi dongle by default and also supports cellular and Ethernet connectivity, with app and web-based monitoring.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\n\u003cp\u003e10 years on both the battery (or 10,000 cycles) and the inverter, covering defects in materials and workmanship.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need a licensed electrician to install it?\u003c\/summary\u003e\n\u003cp\u003eGiven the voltages, currents, and grid interconnection involved, installation should be handled by a qualified, licensed electrician or solar installer familiar with your local code and utility requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ DOWNLOADS ============ --\u003e\n\u003csection class=\"esk-downloads\"\u003e\n\u003ch3\u003eDocuments \u0026amp; Downloads\u003c\/h3\u003e\n\u003cdiv class=\"esk-dl-block\"\u003e\n\u003cp class=\"esk-dl-group-title\"\u003eBattery — EG4 314Ah Indoor\u003c\/p\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/10\/EG4-WallMount-314Ah-Indoor-Battery-Spec-Sheet.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Spec Sheet \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/04\/EG4-WallMount-Indoor-314Ah-Battery-User-Manual.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e User Manual \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/10\/EG4-WallMount-314Ah-Indoor-Battery-Quick-Start-Guide.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Quick Start Guide \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/01\/EG4-WallMount-314Ah-Indoor-Battery-1973-Certificate-of-Compliance.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Certificate of Compliance \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/01\/EG4-WallMount-314Ah-Indoor-Battery-UL-9540A-Test-Verification-of-Conformity.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Certificate of Conformity \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-dl-block\"\u003e\n\u003cp class=\"esk-dl-group-title\"\u003eInverter — EG4 FlexBOSS21\u003c\/p\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/10\/EG4-FlexBoss21-Spec-Sheet.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Spec Sheet \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/08\/FlexBOSS-21-Manual.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e User Manual \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/11\/EG4-FlexBoss21-COC.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL1741 Certificate \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2024\/11\/EG4-FlexBOSS21-UL-1741-PCS-CRD_Test-Verification-of-Conformity.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL1741 PCS CRD Verification \u003c\/a\u003e \u003ca rel=\"noopener\" href=\"https:\/\/eg4electronics.com\/wp-content\/uploads\/2025\/08\/EG4-FlexBOSS21-FlexBOSS18-UL-3141-CRD-PCS-Verification-of-Conformity.pdf\" class=\"esk-download\" target=\"_blank\"\u003e \u003csvg aria-hidden=\"true\" stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"1.7\" stroke=\"currentColor\" fill=\"none\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e UL3141 Certificate \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"esk-footer\"\u003e\n\u003cp class=\"esk-warranty\"\u003eBattery and inverter both backed by \u003cstrong\u003e10-year manufacturer's warranties\u003c\/strong\u003e, covering defects in materials and workmanship.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"EG4","offers":[{"title":"1 inverter + 1 battery (16kW + 16kWh)","offer_id":42333854138423,"sku":"K0210","price":7092.0,"currency_code":"USD","in_stock":true},{"title":"1 inverter + 2 batteries (16kW + 32kWh)","offer_id":42333854171191,"sku":"K0211","price":10750.0,"currency_code":"USD","in_stock":true},{"title":"1 inverter + 3 batteries (16kW + 48kWh)","offer_id":42333854203959,"sku":"K0212","price":14408.0,"currency_code":"USD","in_stock":true},{"title":"2 inverters + 4 batteries (32kW + 64kWh)","offer_id":42333854236727,"sku":"K0213","price":21666.0,"currency_code":"USD","in_stock":true},{"title":"2 inverters + 6 batteries (32kW + 96kWh)","offer_id":42333854269495,"sku":"K0214","price":28982.0,"currency_code":"USD","in_stock":true},{"title":"3 inverters + 6 batteries (48kW + 96kWh)","offer_id":42333854302263,"sku":"K0215","price":32582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/FLEXBOSS21-EG4-314Ah-2.webp?v=1785084900"},{"product_id":"sungold-power-12kw-hybrid-solar-kit-48v-20-x-450w-bifacial-solar-panels-16-07kwh-powermax-battery-sgs12k-pm1-450","title":"Sungold Power 12kW Hybrid Solar Kit 48V | 20 x 450W Bifacial N-Type Solar Panels + 16.07kWh PowerMax Outdoor Battery | SGS12K-PM1-450","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eHybrid Solar Kit · 12,000W · 16.07kWh · 9,000W PV\u003c\/p\u003e\n\u003ch2\u003e12kW Hybrid Solar Kit with 16.07kWh Outdoor Storage and 9kW of Bifacial Solar\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA grid-tied, whole-home hybrid solar kit: the UL1741 SB SGS-12K18MAX 12kW inverter with 200A pass-through, twenty 450W bifacial N-type panels and one 16.07kWh PowerMax 314 outdoor battery - certified together to UL 9540.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eInverter Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e16.07kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e20×450W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003e9,000W Solar\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003eUL 9540\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eCertified System\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-49.jpg?v=1789927248\u0026amp;width=1400\" alt=\"Power your home with one complete system - 12kW 48V hybrid inverter, 16kWh 51.2V lithium battery, 450W bifacial N-type panels\" width=\"1400\" height=\"786\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eSGS12K-PM1-450 Overview\u003c\/h2\u003e\n\u003cp\u003eThe SGS12K-PM1-450 is Sungold Power's entry into whole-home hybrid solar: one system that lowers the power bill every day and keeps the entire house running when the grid fails. The SGS-12K18MAX inverter delivers 12,000W of 120\/240V split-phase power, exports surplus solar under UL1741 SB \/ IEEE 1547 rules, and its 200A pass-through lets it feed a full 200A main panel rather than a small critical-loads panel.\u003c\/p\u003e\n\u003cp\u003eTwenty SGN-450-BDG5 bifacial N-type monocrystalline panels supply 9,000W of PV (up to 36kWh a day at four sun hours, more with bifacial gain), well within the inverter's 18kW input limit, so there is headroom to add panels later. The PowerMax 314 Outdoor battery stores 16.07kWh in an IP65 cabinet that can sit outside, is UL1973 and UL9540A certified and CEC listed, and communicates with the inverter in closed loop.\u003c\/p\u003e\n\u003cp\u003eBecause the inverter and battery are certified together as a UL 9540 energy storage system, plan review and inspection are simpler. The kit includes 50 ft PV extension cables and 25A PV breakers; add roof or ground racking to suit the site. Need more storage? Two- and three-battery versions (SGS12K-PM2\/PM3) and the 590W panel option are available.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/sungold-power\" title=\"Sungold Power\"\u003eSungold Power products\u003c\/a\u003e, \u003ca href=\"\/collections\/sungold-power-kits\" title=\"Sungold Power Kits\"\u003eSungold solar kits\u003c\/a\u003e, \u003ca href=\"\/collections\/sungold-power-inverters\" title=\"Sungold Power Inverters\"\u003einverters\u003c\/a\u003e and \u003ca href=\"\/collections\/sungold-power-batteries\" title=\"Sungold Power Batteries\"\u003ebatteries\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-50.jpg?v=1789927248\u0026amp;width=1400\" alt=\"SGS12K-PM1-450 kit - 20 x 450W bifacial panels, PowerMax 314 outdoor battery, SGS-12K18MAX inverter, cables and breakers\" width=\"1400\" height=\"1400\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eSGS12K-PM1-450 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eWhole-home hybrid inverter\u003c\/h3\u003e\n\u003cp\u003eSGS-12K18MAX: 12kW output, 18kW PV input, 200A pass-through, on-grid, off-grid and hybrid modes with grid export, AC coupling and 10ms transfer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e9,000W of bifacial N-type solar\u003c\/h3\u003e\n\u003cp\u003eTwenty 450W dual-glass panels at 22.5% efficiency with rear-side gain, UL61730 and CEC listed, 30-year performance warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e16.07kWh outdoor battery\u003c\/h3\u003e\n\u003cp\u003ePowerMax 314: 51.2V 314Ah LiFePO4, IP65, 8,000 cycles, touch screen, Wi-Fi\/Bluetooth, UL1973 and UL9540A certified.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eUL 9540 certified pair\u003c\/h3\u003e\n\u003cp\u003eInverter and battery listed together as one energy storage system - what most AHJs and utilities now ask for.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003ePeak shaving and TOU\u003c\/h3\u003e\n\u003cp\u003eCharge from solar or cheap off-peak grid power and discharge at peak rates automatically.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eRoom to grow\u003c\/h3\u003e\n\u003cp\u003eAdd PowerMax batteries (up to 16), more panels (18kW input) or a second inverter (up to six for 72kW).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-52.jpg?v=1789927248\u0026amp;width=1400\" alt=\"UL 9540 certified system - inverter and battery certified together\" width=\"1400\" height=\"788\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eSGS-12K18MAX 12kW 48V all-in-one hybrid solar inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e20×\u003c\/span\u003e\u003cspan\u003eSGN-450-BDG5 450W bifacial N-type monocrystalline solar panels\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003ePowerMax 51.2V 314Ah 16.07kWh outdoor LiFePO4 battery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e50 ft solar extension cables (inverter PV input)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e25A PV breakers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-58.jpg?v=1789927248\u0026amp;width=1400\" alt=\"20 x 450W bifacial N-type monocrystalline solar panels\" width=\"1400\" height=\"1400\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat the 16.07kWh battery can run overnight\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~15 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~5 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~7 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eWell pump + lights + electronics (2kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~36kWh\/day\u003c\/span\u003e\u003cspan class=\"dev\"\u003eSolar production at 4 sun hours\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eSGS12K-PM1-450 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eIs this kit grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The SGS-12K18MAX is a hybrid inverter: it can export solar to the grid, run self-consumption with battery backup, or operate fully off-grid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eHow much can the system produce per day?\u003c\/h3\u003e\n\u003cp\u003eAround 36kWh in four hours of full sun from the 9,000W array, plus bifacial gain from reflected light on the rear glass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eCan I add batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes - up to 16 PowerMax 314 units in parallel (257kWh). The PM2 and PM3 kits ship with two or three batteries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eDoes the kit ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free shipping within the contiguous USA (freight delivery for kits), $0 sales tax in most states, and the ECO100 promo code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-55.jpg?v=1789927248\u0026amp;width=1400\" alt=\"PowerMax 16.07kWh 51.2V 314Ah outdoor energy storage battery features\" width=\"1400\" height=\"1400\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-61.jpg?v=1789927248\u0026amp;width=1400\" alt=\"12kW complete hybrid solar kit system diagram\" width=\"1400\" height=\"788\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eSGS12K-PM1-450 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGS-12K18MAX 12kW Hybrid Solar Inverter\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eInverter Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output power\u003c\/td\u003e\n\u003ctd\u003e12,000W @ 240V \/ 10,400W @ 208V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak power\u003c\/td\u003e\n\u003ctd\u003e1.5 x rated (10s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase or 120\/208Vac three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad motor capacity\u003c\/td\u003e\n\u003ctd\u003e6HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003ePure sine wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParallel capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 6 units (72kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery type\u003c\/td\u003e\n\u003ctd\u003eLithium-ion \/ lead-acid \/ user-defined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated battery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage range\u003c\/td\u003e\n\u003ctd\u003e40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax grid charging current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax generator charging current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax hybrid charging current\u003c\/td\u003e\n\u003ctd\u003e240A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e9,000W + 9,000W (18kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e32A \/ 32A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-circuit current\u003c\/td\u003e\n\u003ctd\u003e40A \/ 40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax open-circuit voltage\u003c\/td\u003e\n\u003ctd\u003e550Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT voltage range\u003c\/td\u003e\n\u003ctd\u003e125-450Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT tracking efficiency\u003c\/td\u003e\n\u003ctd\u003e99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGrid \/ Generator Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage range\u003c\/td\u003e\n\u003ctd\u003e90-140Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency range\u003c\/td\u003e\n\u003ctd\u003e50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous grid pass-through\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e33.07 x 17.32 x 10.24 in (840 x 440 x 260 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e105.82 lb (48 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eIP65, indoor or outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13°F to 140°F (derated above 113°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;60dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelf-consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eHeat sink + intelligent fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CAN \/ USB \/ dry contact; Wi-Fi \/ GPRS optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection functions\u003c\/td\u003e\n\u003ctd\u003eReverse polarity, DC switch per MPPT, output over-voltage varistor, over-current, ground fault monitoring, grid monitoring, pole sensitive leakage current unit, AFCI, RSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL1741 SB, DC Arc-Fault Circuit Protection, UL1699B:2018, CSA C22.2#107.1, California Rule 21, IEEE1547:2018, IEEE1547.1:2020, Hawaiian HECO SRD-IEEE-1547.1:2020 Ed.2.0, FCC 15 Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003ePowerMax 314 Outdoor 16.07kWh LiFePO4 Battery\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated voltage\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage range\u003c\/td\u003e\n\u003ctd\u003e44.8-57.6Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e314Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated energy\u003c\/td\u003e\n\u003ctd\u003e16.07kWh (15.42kWh usable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth of discharge\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;96%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated DC power\u003c\/td\u003e\n\u003ctd\u003e7.68kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e150A \/ 150A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e190A \/ 190A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e220A (3s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaker\u003c\/td\u003e\n\u003ctd\u003e240A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e8,000 cycles (80% DOD, 0.5C, 25°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charging voltage\u003c\/td\u003e\n\u003ctd\u003e57.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-discharge voltage\u003c\/td\u003e\n\u003ctd\u003e44.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e16 units (257kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485 \/ USB \/ Wi-Fi \/ Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScreen\u003c\/td\u003e\n\u003ctd\u003eTouch screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eUL1973, UL9540A, UN38.3, MSDS; CEC listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging temperature\u003c\/td\u003e\n\u003ctd\u003e32-131°F (0-55°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarging temperature\u003c\/td\u003e\n\u003ctd\u003e14-131°F (-10-55°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003e6 months at 25°C; 3 months at 35°C; 1 month at 45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eNatural cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure\u003c\/td\u003e\n\u003ctd\u003eIP65, indoor and outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e41.26 x 18.11 x 10.67 in (1048 x 460 x 271 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e271.17 lb (123 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years (15-year design life)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGN-450-BDG5 450W Bifacial N-Type Solar Panel\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak power\u003c\/td\u003e\n\u003ctd\u003e450W (power tolerance 0\/+5W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell type\u003c\/td\u003e\n\u003ctd\u003eN-type monocrystalline, 96 cells (2 x 48)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule efficiency\u003c\/td\u003e\n\u003ctd\u003e22.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBifaciality\u003c\/td\u003e\n\u003ctd\u003e80% ±10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax power voltage (Vmp)\u003c\/td\u003e\n\u003ctd\u003e30.08V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax power current (Imp)\u003c\/td\u003e\n\u003ctd\u003e14.97A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen-circuit voltage (Voc)\u003c\/td\u003e\n\u003ctd\u003e35.03V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-circuit current (Isc)\u003c\/td\u003e\n\u003ctd\u003e16.05A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax fuse rating\u003c\/td\u003e\n\u003ctd\u003e30A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e69.37 x 44.65 x 1.38 in (1762 x 1134 x 35 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e53.35 lb (24.2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eBifacial dual-glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 185°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL61730, CEC listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years materials and workmanship, 30 years performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-SGS12K-PM1-450_WIRING_DIAGRAM_20260910.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGS12K-PM1-450 Wiring Diagram (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-SGS-12K18MAX_Hybrid_Solar_Inverter_Data_Sheet.pdf?v=1789927250\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGS-12K18MAX Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-SGS-12K18MAX_Solar_Hybrid_Inverter_user_manual.pdf?v=1789927250\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGS-12K18MAX User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-PowerMax_314_outdoor.pdf?v=1789927250\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e PowerMax 314 Outdoor Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-PowerMax_314_Outdoor_20260714.pdf?v=1789927250\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e PowerMax 314 Outdoor User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-SGN-450-BDG5_-_20260720.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGN-450-BDG5 450W Panel Data Sheet (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"Default Title","offer_id":50214627770423,"sku":"SGS12K-PM1-450","price":10275.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGS-12K18MAX_-1-X-PowerMax16kW-01_85ef124b-c822-4811-a5d9-e73a1314ef2c.jpg?v=1789927888"},{"product_id":"sungold-power-12kw-hybrid-solar-kit-48v-18-x-590w-bifacial-solar-panels-48-21kwh-powermax-battery-sgs12k-pm3-590","title":"Sungold Power 12kW Hybrid Solar Kit 48V | 18 x 590W Bifacial N-Type Solar Panels + 48.21kWh PowerMax Outdoor Batteries | SGS12K-PM3-590","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eHybrid Solar Kit · 12,000W · 48.21kWh · 10,620W PV\u003c\/p\u003e\n\u003ch2\u003e12kW Hybrid Solar Kit with 48.21kWh Outdoor Storage and 10.6kW of Bifacial Solar\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eThe largest of the SGS12K series: a UL 9540 certified 12kW whole-home hybrid system with 48.21kWh of outdoor-rated PowerMax storage and 10,620W of 590W bifacial N-type solar - enough to ride through multi-day outages.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12,000W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eInverter Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e48.21kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18×590W\u003c\/span\u003e\u003cspan class=\"lbl\"\u003e10,620W Solar\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003eUL 9540\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eCertified System\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-49.jpg?v=1789927248\u0026amp;width=1400\" alt=\"Power your home with one complete system - 12kW 48V hybrid inverter, 16kWh 51.2V lithium battery, 450W bifacial N-type panels\" width=\"1400\" height=\"786\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eSGS12K-PM3-590 Overview\u003c\/h2\u003e\n\u003cp\u003eThe SGS12K-PM3-590 is built for homes that want real energy independence rather than a few hours of backup. Three PowerMax 314 Outdoor batteries give 48.21kWh of LiFePO4 storage - roughly two days of typical household use - in IP65 cabinets that can be installed outside, and the SGS-12K18MAX hybrid inverter runs the whole house through its 200A pass-through while exporting surplus solar to the grid.\u003c\/p\u003e\n\u003cp\u003eEighteen SGN-590-BDG1 bifacial N-type panels (22.8% efficiency, 144 half-cut cells) provide 10,620W of PV, about 42kWh per day at four sun hours before bifacial gain. The 590W format means fewer modules, less racking and fewer connections than a 450W array of the same output. The inverter still has room for up to 18kW of PV if you expand later.\u003c\/p\u003e\n\u003cp\u003eEverything communicates in closed loop: inverter, batteries and app. Peak shaving, time-of-use scheduling, generator input, AC coupling with an existing PV inverter and UL1741 SB grid export are all built in, and the inverter\/battery pair is certified as a UL 9540 ESS. PV extension cables, 4\/0 AWG battery cables, 25A PV breakers, a 300A DC breaker and a 400A bus bar are included.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/sungold-power\" title=\"Sungold Power\"\u003eSungold Power products\u003c\/a\u003e, \u003ca href=\"\/collections\/sungold-power-kits\" title=\"Sungold Power Kits\"\u003eSungold solar kits\u003c\/a\u003e, \u003ca href=\"\/collections\/sungold-power-inverters\" title=\"Sungold Power Inverters\"\u003einverters\u003c\/a\u003e and \u003ca href=\"\/collections\/sungold-power-batteries\" title=\"Sungold Power Batteries\"\u003ebatteries\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-51.jpg?v=1789927248\u0026amp;width=1400\" alt=\"SGS12K-PM3-590 kit - 18 x 590W bifacial panels, PowerMax 314 outdoor batteries, SGS-12K18MAX inverter, cables and breakers\" width=\"1400\" height=\"1400\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eSGS12K-PM3-590 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003e48.21kWh of outdoor storage\u003c\/h3\u003e\n\u003cp\u003eThree PowerMax 314 batteries in parallel - 942Ah at 51.2V, IP65, 8,000 cycles, UL1973 \/ UL9540A, CEC listed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e10,620W of 590W bifacial panels\u003c\/h3\u003e\n\u003cp\u003eEighteen high-efficiency N-type dual-glass modules with 30-year performance warranty and rear-side gain.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e200A whole-home hybrid inverter\u003c\/h3\u003e\n\u003cp\u003eSGS-12K18MAX: 12kW split-phase output, 18kW PV input, grid export, AC coupling, RSD and AFCI, IP65, 10-year warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eUL 9540 certified system\u003c\/h3\u003e\n\u003cp\u003eInverter and batteries listed together, simplifying permits and utility interconnection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eMulti-day autonomy\u003c\/h3\u003e\n\u003cp\u003eRun a typical 20-25kWh\/day home for about two days from the batteries alone, longer with solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eComplete DC wiring\u003c\/h3\u003e\n\u003cp\u003e300A DC breaker, 400A bus bar, 4\/0 AWG battery cables, 50 ft PV cables and PV breakers included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-52.jpg?v=1789927248\u0026amp;width=1400\" alt=\"UL 9540 certified system - inverter and battery certified together\" width=\"1400\" height=\"788\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eSGS-12K18MAX 12kW 48V all-in-one hybrid solar inverter\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e18×\u003c\/span\u003e\u003cspan\u003eSGN-590-BDG1 590W bifacial N-type monocrystalline solar panels\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003ePowerMax 51.2V 314Ah 16.07kWh outdoor LiFePO4 batteries\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e50 ft solar extension cables (inverter PV input)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e4\/0 AWG battery cables\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003e25A PV breakers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e300A DC breaker\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e400A bus bar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-59.jpg?v=1789927248\u0026amp;width=1400\" alt=\"18 x 590W bifacial N-type monocrystalline solar panels\" width=\"1400\" height=\"1400\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 48.21kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~2 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (20-25kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~16 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~45 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~42kWh\/day\u003c\/span\u003e\u003cspan class=\"dev\"\u003eSolar production at 4 sun hours\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eSGS12K-PM3-590 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 48.21kWh run my home?\u003c\/h3\u003e\n\u003cp\u003eA typical home using 20-25kWh per day can run about two days on the batteries alone; with 10.6kW of solar recharging them, most homes stay powered indefinitely in reasonable weather.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eWhy 590W panels instead of 450W?\u003c\/h3\u003e\n\u003cp\u003eFewer modules for the same array size: 18 x 590W (10,620W) needs less racking, fewer connectors and less roof area than a 450W array, at 22.8% efficiency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied?\u003c\/h3\u003e\n\u003cp\u003eYes. The SGS-12K18MAX is UL1741 SB \/ IEEE 1547 certified for grid export and also runs fully off-grid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eDoes the kit ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free shipping within the contiguous USA (freight delivery for kits), $0 sales tax in most states, and the ECO100 promo code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-55.jpg?v=1789927248\u0026amp;width=1400\" alt=\"PowerMax 16.07kWh 51.2V 314Ah outdoor energy storage battery features\" width=\"1400\" height=\"1400\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-banner-61.jpg?v=1789927248\u0026amp;width=1400\" alt=\"12kW complete hybrid solar kit system diagram\" width=\"1400\" height=\"788\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eSGS12K-PM3-590 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGS-12K18MAX 12kW Hybrid Solar Inverter\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eInverter Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output power\u003c\/td\u003e\n\u003ctd\u003e12,000W @ 240V \/ 10,400W @ 208V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak power\u003c\/td\u003e\n\u003ctd\u003e1.5 x rated (10s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase or 120\/208Vac three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad motor capacity\u003c\/td\u003e\n\u003ctd\u003e6HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003ePure sine wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParallel capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 6 units (72kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery type\u003c\/td\u003e\n\u003ctd\u003eLithium-ion \/ lead-acid \/ user-defined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated battery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage range\u003c\/td\u003e\n\u003ctd\u003e40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax grid charging current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax generator charging current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax hybrid charging current\u003c\/td\u003e\n\u003ctd\u003e240A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e9,000W + 9,000W (18kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e32A \/ 32A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-circuit current\u003c\/td\u003e\n\u003ctd\u003e40A \/ 40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax open-circuit voltage\u003c\/td\u003e\n\u003ctd\u003e550Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT voltage range\u003c\/td\u003e\n\u003ctd\u003e125-450Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT tracking efficiency\u003c\/td\u003e\n\u003ctd\u003e99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGrid \/ Generator Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage range\u003c\/td\u003e\n\u003ctd\u003e90-140Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency range\u003c\/td\u003e\n\u003ctd\u003e50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous grid pass-through\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e33.07 x 17.32 x 10.24 in (840 x 440 x 260 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e105.82 lb (48 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eIP65, indoor or outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13°F to 140°F (derated above 113°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;60dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelf-consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eHeat sink + intelligent fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CAN \/ USB \/ dry contact; Wi-Fi \/ GPRS optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection functions\u003c\/td\u003e\n\u003ctd\u003eReverse polarity, DC switch per MPPT, output over-voltage varistor, over-current, ground fault monitoring, grid monitoring, pole sensitive leakage current unit, AFCI, RSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL1741 SB, DC Arc-Fault Circuit Protection, UL1699B:2018, CSA C22.2#107.1, California Rule 21, IEEE1547:2018, IEEE1547.1:2020, Hawaiian HECO SRD-IEEE-1547.1:2020 Ed.2.0, FCC 15 Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003ePowerMax 314 Outdoor 16.07kWh LiFePO4 Battery\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated voltage\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage range\u003c\/td\u003e\n\u003ctd\u003e44.8-57.6Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated capacity\u003c\/td\u003e\n\u003ctd\u003e314Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated energy\u003c\/td\u003e\n\u003ctd\u003e16.07kWh (15.42kWh usable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth of discharge\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;96%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated DC power\u003c\/td\u003e\n\u003ctd\u003e7.68kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e150A \/ 150A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e190A \/ 190A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e220A (3s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaker\u003c\/td\u003e\n\u003ctd\u003e240A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e8,000 cycles (80% DOD, 0.5C, 25°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charging voltage\u003c\/td\u003e\n\u003ctd\u003e57.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-discharge voltage\u003c\/td\u003e\n\u003ctd\u003e44.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e16 units (257kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485 \/ USB \/ Wi-Fi \/ Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScreen\u003c\/td\u003e\n\u003ctd\u003eTouch screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eUL1973, UL9540A, UN38.3, MSDS; CEC listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging temperature\u003c\/td\u003e\n\u003ctd\u003e32-131°F (0-55°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarging temperature\u003c\/td\u003e\n\u003ctd\u003e14-131°F (-10-55°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003e6 months at 25°C; 3 months at 35°C; 1 month at 45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eNatural cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure\u003c\/td\u003e\n\u003ctd\u003eIP65, indoor and outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e41.26 x 18.11 x 10.67 in (1048 x 460 x 271 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e271.17 lb (123 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years (15-year design life)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eSGN-590-BDG1 590W Bifacial N-Type Solar Panel\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak power\u003c\/td\u003e\n\u003ctd\u003e590W (power tolerance 0\/+5W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell type\u003c\/td\u003e\n\u003ctd\u003eN-type monocrystalline, 144 cells (2 x 72)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule efficiency\u003c\/td\u003e\n\u003ctd\u003e22.8%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBifaciality\u003c\/td\u003e\n\u003ctd\u003e80% ±10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax power voltage (Vmp)\u003c\/td\u003e\n\u003ctd\u003e44.40V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax power current (Imp)\u003c\/td\u003e\n\u003ctd\u003e13.29A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen-circuit voltage (Voc)\u003c\/td\u003e\n\u003ctd\u003e52.35V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-circuit current (Isc)\u003c\/td\u003e\n\u003ctd\u003e13.90A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e89.69 x 44.65 x 1.38 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e69.45 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eBifacial dual-glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 185°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL61730, CEC listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years materials and workmanship, 30 years performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-SGS12K-PM3-590_WIRING_DIAGRAM_20260910.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGS12K-PM3-590 Wiring Diagram (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-SGS-12K18MAX_Hybrid_Solar_Inverter_Data_Sheet.pdf?v=1789927250\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" 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stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGS-12K18MAX User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/sungold-PowerMax_314_outdoor.pdf?v=1789927250\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e PowerMax 314 Outdoor Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" 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height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e SGN-590-BDG1 590W Panel Data Sheet (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sungold Power","offers":[{"title":"Default Title","offer_id":50214627803191,"sku":"SGS12K-PM3-590","price":16674.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/SGS-12K18MAX_-1-X-PowerMax16kW-01_63d1b021-37d9-4094-a42b-cca0a27b274f.jpg?v=1789927895"},{"product_id":"bigbattery-ethos-48v-20-48kwh-battery-1x-eg4-18kpv-12kw-hybrid-inverter-ess-k0956","title":"BigBattery ETHOS 48V 20.48kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0956","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 12kW · 20.48kWh · 18kW PV\u003c\/p\u003e\n\u003ch2\u003e20.48kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 4 stackable ETHOS 48V LiFePO4 modules (20.48kWh, 4 modules) matched with 1 EG4 18kPV hybrid inverter for 12kW of continuous 120\/240V split-phase output and up to 18kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e20.48kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top: 32px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0956.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0956 - 4 battery modules and 1 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\n\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\n\u003ch2\u003eK0956 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0956 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 4 ETHOS 5.12kWh battery modules with 1 EG4 18kPV hybrid inverter. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 20.48kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. A second and third inverter can be added later for 24kW or 36kW.\u003c\/p\u003e\n\u003cp\u003e20.48kWh is roughly 0.9 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 18kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top: 32px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\n\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\n\u003ch2\u003eK0956 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\n\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\n\u003ch3\u003e20.48kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e4 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\n\u003ch3\u003e12kW hybrid power, 18kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\n\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\n\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\n\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top: 32px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\n\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\n\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top: 32px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\n\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\n\u003ch2\u003eWhat 20.48kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~0.9 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~7 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~20 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\n\u003ch2\u003eK0956 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\n\u003ch3\u003eHow long will 20.48kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 0.9 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 18kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\n\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\n\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\n\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\n\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\n\u003ch2\u003eK0956 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\n\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\n\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\n\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\n\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\n\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\n\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\n\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" rel=\"noopener\" target=\"_blank\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"esk-footer\"\u003e\n\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628032567,"sku":"K0956","price":8683.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/20-kWh-x4-Batteries-KIT0956-V2.webp?v=1789927930"},{"product_id":"bigbattery-ethos-48v-30-72kwh-battery-1x-eg4-18kpv-12kw-hybrid-inverter-ess-k0957","title":"BigBattery ETHOS 48V 30.72kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0957","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 12kW · 30.72kWh · 18kW PV\u003c\/p\u003e\n\u003ch2\u003e30.72kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 6 stackable ETHOS 48V LiFePO4 modules (30.72kWh, 6 modules) matched with 1 EG4 18kPV hybrid inverter for 12kW of continuous 120\/240V split-phase output and up to 18kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e30.72kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0957.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0957 - 6 battery modules and 1 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0957 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0957 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 6 ETHOS 5.12kWh battery modules with 1 EG4 18kPV hybrid inverter. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 30.72kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. A second and third inverter can be added later for 24kW or 36kW.\u003c\/p\u003e\n\u003cp\u003e30.72kWh is roughly 1.4 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 18kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0957 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e30.72kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e6 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e12kW hybrid power, 18kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e6×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 30.72kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~1.4 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~10 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~31 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0957 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 30.72kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 1.4 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 18kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0957 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628065335,"sku":"K0957","price":10808.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/30-kWh-x6-Batteries-KIT0957-V2.webp?v=1789927936"},{"product_id":"bigbattery-ethos-48v-40-96kwh-battery-1x-eg4-18kpv-12kw-hybrid-inverter-ess-k0753","title":"BigBattery ETHOS 48V 40.96kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0753","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 12kW · 40.96kWh · 18kW PV\u003c\/p\u003e\n\u003ch2\u003e40.96kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 8 stackable ETHOS 48V LiFePO4 modules (40.96kWh, 8 modules) matched with 1 EG4 18kPV hybrid inverter for 12kW of continuous 120\/240V split-phase output and up to 18kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e40.96kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0753.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0753 - 8 battery modules and 1 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0753 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0753 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 8 ETHOS 5.12kWh battery modules with 1 EG4 18kPV hybrid inverter. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 40.96kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. A second and third inverter can be added later for 24kW or 36kW.\u003c\/p\u003e\n\u003cp\u003e40.96kWh is roughly 1.9 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 18kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0753 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e40.96kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e8 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e12kW hybrid power, 18kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e8×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e10kWh ETHOS controller-to-battery cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 40.96kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~1.9 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~14 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~41 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0753 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 40.96kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 1.9 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 18kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0753 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628098103,"sku":"K0753","price":13087.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/41-kWh-x8-Batteries-KIT0753-V3.webp?v=1789927941"},{"product_id":"bigbattery-ethos-48v-46-08kwh-battery-1x-eg4-18kpv-12kw-hybrid-inverter-ess-k0754","title":"BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0754","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 12kW · 46.08kWh · 18kW PV\u003c\/p\u003e\n\u003ch2\u003e46.08kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 9 stackable ETHOS 48V LiFePO4 modules (46.08kWh, 9 modules) matched with 1 EG4 18kPV hybrid inverter for 12kW of continuous 120\/240V split-phase output and up to 18kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e46.08kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e18kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0754.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0754 - 9 battery modules and 1 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0754 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0754 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 9 ETHOS 5.12kWh battery modules with 1 EG4 18kPV hybrid inverter. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 46.08kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. A second and third inverter can be added later for 24kW or 36kW.\u003c\/p\u003e\n\u003cp\u003e46.08kWh is roughly 2.1 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 18kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0754 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e46.08kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e9 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e12kW hybrid power, 18kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e9×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003e15kWh ETHOS controller-to-battery cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 46.08kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~2.1 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~15 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~46 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e12kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0754 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 46.08kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 2.1 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 18kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0754 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628130871,"sku":"K0754","price":14150.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/46-kWh-x9-Batteries-KIT0754-V2.webp?v=1789927947"},{"product_id":"bigbattery-ethos-48v-40-96kwh-battery-2x-eg4-18kpv-24kw-hybrid-inverter-ess-k0960","title":"BigBattery ETHOS 48V 40.96kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0960","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 24kW · 40.96kWh · 36kW PV\u003c\/p\u003e\n\u003ch2\u003e40.96kWh of Stackable LiFePO4 Storage with 24kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 8 stackable ETHOS 48V LiFePO4 modules (40.96kWh, 4 modules + 4 modules) matched with 2 EG4 18kPV hybrid inverters for 24kW of continuous 120\/240V split-phase output and up to 36kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e24kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e40.96kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0960.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0960 - 8 battery modules and 2 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0960 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0960 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 8 ETHOS 5.12kWh battery modules with 2 EG4 18kPV hybrid inverters. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 40.96kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. With 2 inverters in parallel the system delivers 24kW continuous and up to 36kW of PV input.\u003c\/p\u003e\n\u003cp\u003e40.96kWh is roughly 1.9 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 36kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0960 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e40.96kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e8 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e24kW hybrid power, 36kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e8×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eParallel busbar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 40.96kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~1.9 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~14 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~41 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e24kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0960 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 40.96kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 1.9 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 36kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0960 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628163639,"sku":"K0960","price":17402.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/40-kWh-x8-Batteries-KIT0960-V2.webp?v=1789927953"},{"product_id":"bigbattery-ethos-48v-46-08kwh-battery-2x-eg4-18kpv-24kw-hybrid-inverter-ess-k0755","title":"BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0755","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 24kW · 46.08kWh · 36kW PV\u003c\/p\u003e\n\u003ch2\u003e46.08kWh of Stackable LiFePO4 Storage with 24kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 9 stackable ETHOS 48V LiFePO4 modules (46.08kWh, 5 modules + 4 modules) matched with 2 EG4 18kPV hybrid inverters for 24kW of continuous 120\/240V split-phase output and up to 36kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e24kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e46.08kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0755.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0755 - 9 battery modules and 2 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0755 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0755 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 9 ETHOS 5.12kWh battery modules with 2 EG4 18kPV hybrid inverters. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 46.08kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. With 2 inverters in parallel the system delivers 24kW continuous and up to 36kW of PV input.\u003c\/p\u003e\n\u003cp\u003e46.08kWh is roughly 2.1 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 36kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0755 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e46.08kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e9 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e24kW hybrid power, 36kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e9×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eParallel busbar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 46.08kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~2.1 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~15 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~46 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e24kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0755 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 46.08kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 2.1 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 36kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0755 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628196407,"sku":"K0755","price":18465.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/46-kWh-x9-Batteries-KIT0755-V2.webp?v=1789927959"},{"product_id":"bigbattery-ethos-48v-61-44kwh-battery-2x-eg4-18kpv-24kw-hybrid-inverter-ess-k0961","title":"BigBattery ETHOS 48V 61.44kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0961","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 24kW · 61.44kWh · 36kW PV\u003c\/p\u003e\n\u003ch2\u003e61.44kWh of Stackable LiFePO4 Storage with 24kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 12 stackable ETHOS 48V LiFePO4 modules (61.44kWh, 6 modules + 6 modules) matched with 2 EG4 18kPV hybrid inverters for 24kW of continuous 120\/240V split-phase output and up to 36kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e24kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e61.44kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0961.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0961 - 12 battery modules and 2 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0961 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0961 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 12 ETHOS 5.12kWh battery modules with 2 EG4 18kPV hybrid inverters. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 61.44kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. With 2 inverters in parallel the system delivers 24kW continuous and up to 36kW of PV input.\u003c\/p\u003e\n\u003cp\u003e61.44kWh is roughly 2.8 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 36kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0961 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e61.44kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e12 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e24kW hybrid power, 36kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e12×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e4×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eParallel busbar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e2×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 61.44kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~2.8 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~20 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~61 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e24kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0961 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 61.44kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 2.8 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 36kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0961 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628229175,"sku":"K0961","price":21344.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/60-kWh-x12-Batteries-KIT0961-V2.webp?v=1789927965"},{"product_id":"bigbattery-ethos-48v-46-08kwh-battery-3x-eg4-18kpv-36kw-hybrid-inverter-ess-k0966","title":"BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0966","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 36kW · 46.08kWh · 54kW PV\u003c\/p\u003e\n\u003ch2\u003e46.08kWh of Stackable LiFePO4 Storage with 36kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 9 stackable ETHOS 48V LiFePO4 modules (46.08kWh, 3 modules + 3 modules + 3 modules) matched with 3 EG4 18kPV hybrid inverters for 36kW of continuous three-phase 120\/208V capable output and up to 54kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e46.08kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e54kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0966.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0966 - 9 battery modules and 3 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0966 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0966 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 9 ETHOS 5.12kWh battery modules with 3 EG4 18kPV hybrid inverters. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 46.08kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. With 3 inverters in parallel the system delivers 36kW continuous and up to 54kW of PV input and can be configured for 120\/208V three-phase output.\u003c\/p\u003e\n\u003cp\u003e46.08kWh is roughly 2.1 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 54kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0966 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e46.08kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e9 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e36kW hybrid power, 54kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e9×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003e15kWh ETHOS controller-to-battery cable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eParallel busbar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 46.08kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~2.1 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~15 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~46 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0966 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 46.08kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 2.1 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 54kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0966 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628261943,"sku":"K0966","price":22437.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/46-kWh-x9-Batteries-KIT0966-V2.webp?v=1789927970"},{"product_id":"bigbattery-ethos-48v-61-44kwh-battery-3x-eg4-18kpv-36kw-hybrid-inverter-ess-k0967","title":"BigBattery ETHOS 48V 61.44kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0967","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 36kW · 61.44kWh · 54kW PV\u003c\/p\u003e\n\u003ch2\u003e61.44kWh of Stackable LiFePO4 Storage with 36kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 12 stackable ETHOS 48V LiFePO4 modules (61.44kWh, 4 modules + 4 modules + 4 modules) matched with 3 EG4 18kPV hybrid inverters for 36kW of continuous three-phase 120\/208V capable output and up to 54kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e61.44kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e54kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0967.webp?v=1789927252\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0967 - 12 battery modules and 3 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0967 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0967 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 12 ETHOS 5.12kWh battery modules with 3 EG4 18kPV hybrid inverters. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 61.44kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. With 3 inverters in parallel the system delivers 36kW continuous and up to 54kW of PV input and can be configured for 120\/208V three-phase output.\u003c\/p\u003e\n\u003cp\u003e61.44kWh is roughly 2.8 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 54kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0967 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e61.44kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e12 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e36kW hybrid power, 54kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e12×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e6×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eParallel busbar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 61.44kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~2.8 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~20 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~61 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0967 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 61.44kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 2.8 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 54kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0967 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628294711,"sku":"K0967","price":25624.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/61-kWh-x12-Batteries-KIT0967-V2.webp?v=1789928005"},{"product_id":"bigbattery-ethos-48v-92-16kwh-battery-3x-eg4-18kpv-36kw-hybrid-inverter-ess-k0968","title":"BigBattery ETHOS 48V 92.16kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0968","description":"\u003cdiv class=\"esk-jk-pd\"\u003e\n\u003cdiv class=\"esk-hero\"\u003e\n\u003cp class=\"esk-eyebrow\"\u003eEnergy Storage System · 36kW · 92.16kWh · 54kW PV\u003c\/p\u003e\n\u003ch2\u003e92.16kWh of Stackable LiFePO4 Storage with 36kW of Hybrid Inverter Power\u003c\/h2\u003e\n\u003cp class=\"esk-lead\"\u003eA UL 9540 certified whole-home energy storage system: 18 stackable ETHOS 48V LiFePO4 modules (92.16kWh, 6 modules + 6 modules + 6 modules) matched with 3 EG4 18kPV hybrid inverters for 36kW of continuous three-phase 120\/208V capable output and up to 54kW of solar input.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-rays\"\u003e\u003csvg viewbox=\"0 0 700 22\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,11 L30,4 M40,11 L65,2 M75,11 L95,5 M110,11 L125,3 M140,11 L160,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003cpath d=\"M700,11 L670,4 M660,11 L635,2 M625,11 L605,5 M590,11 L575,3 M560,11 L540,6\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\u003ccircle cx=\"350\" cy=\"11\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M300,11 L180,11 M420,11 L520,11\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" fill=\"none\" opacity=\"0.55\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-stats\"\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eContinuous AC Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e92.16kWh\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eLiFePO4 Storage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e54kW\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eMax Solar Input\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-stat\"\u003e\n\u003cspan class=\"num\"\u003e12 Years\u003c\/span\u003e\u003cspan class=\"lbl\"\u003eBattery Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-kit-K0968.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS + EG4 18kPV energy storage system kit K0968 - 18 battery modules and 3 inverter(s)\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-overview\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eOverview\u003c\/span\u003e\u003ch2\u003eK0968 Overview\u003c\/h2\u003e\n\u003cp\u003eThe K0968 configuration of the BigBattery ETHOS + EG4 18kPV ESS combines 18 ETHOS 5.12kWh battery modules with 3 EG4 18kPV hybrid inverters. ETHOS modules stack on a rack base with a control box on top - no wall mounting, no rack cabinet - so 92.16kWh of storage installs in a footprint of 26.5 x 6.7 inches per stack. Every stack is IP65 \/ NEMA 4X rated and the batteries are UL1973, UL9540A and UN38.3 certified; together with the 18kPV the system is UL 9540 listed, which is what most utilities and inspectors now require for permitted home storage.\u003c\/p\u003e\n\u003cp\u003eEach EG4 18kPV supplies 12,000W of continuous 120\/240V split-phase power (15,500W surge with PV), accepts 18kW of solar on three MPPTs, and passes through 200A of grid power. It works on-grid with export or zero-export, off-grid, or as backup, and talks to the ETHOS control box in closed loop so charging current, state of charge and protection are coordinated automatically. With 3 inverters in parallel the system delivers 36kW continuous and up to 54kW of PV input and can be configured for 120\/208V three-phase output.\u003c\/p\u003e\n\u003cp\u003e92.16kWh is roughly 4.2 days of typical household consumption (22kWh\/day) without sun, and the ETHOS platform scales past 80kWh by adding modules to each control box (up to 16 per box). BigBattery ships from Texas with a 12-year battery warranty, a 10-year inverter warranty and lifetime US-based technical support. Solar panels and racking are not included - pair the system with any 100-600Vdc PV array up to 54kW.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/collections\/bigbattery-kits\" title=\"BigBattery Kits\"\u003eBigBattery backup systems\u003c\/a\u003e, \u003ca href=\"\/collections\/bigbattery-batteries\" title=\"BigBattery Batteries\"\u003eBigBattery lithium batteries\u003c\/a\u003e and \u003ca href=\"\/collections\/eg4-inverters\" title=\"EG4 Inverters\"\u003eEG4 inverters\u003c\/a\u003e.\u003c\/p\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-kit.webp?v=1789927251\u0026amp;width=1400\" alt=\"BigBattery ETHOS 48V 5.12kWh battery module - what is in the box\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-features alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFeatures\u003c\/span\u003e\u003ch2\u003eK0968 Key Features\u003c\/h2\u003e\n\u003cdiv class=\"esk-feat-grid\"\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e01\u003c\/span\u003e\u003ch3\u003eUL 9540 certified ESS\u003c\/h3\u003e\n\u003cp\u003eETHOS battery and EG4 18kPV are certified together as a complete energy storage system, with UL9540A fire-safety testing, UL1973 and UN38.3 on the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e02\u003c\/span\u003e\u003ch3\u003e92.16kWh stackable LiFePO4\u003c\/h3\u003e\n\u003cp\u003e18 modules of 5.12kWh \/ 100Ah each, 6,000+ cycles, 16S cells and a smart BMS in every module; expand to 80+ kWh by adding modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e03\u003c\/span\u003e\u003ch3\u003e36kW hybrid power, 54kW solar\u003c\/h3\u003e\n\u003cp\u003eEG4 18kPV: 12kW per unit, three MPPTs, 100-600Vdc input, 200A pass-through, generator input, RSD support and Wi-Fi monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e04\u003c\/span\u003e\u003ch3\u003eClosed-loop communication\u003c\/h3\u003e\n\u003cp\u003eCANBus link between control box and inverter for coordinated charging, accurate state of charge and protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e05\u003c\/span\u003e\u003ch3\u003eIP65 \/ NEMA 4X\u003c\/h3\u003e\n\u003cp\u003eBattery stacks and inverter are weather rated for garages, covered patios and utility areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-feat\"\u003e\n\u003cspan class=\"idx\"\u003e06\u003c\/span\u003e\u003ch3\u003eFast, maintenance-free installation\u003c\/h3\u003e\n\u003cp\u003eStack, connect the included cables, and go - no routine servicing, 12-year battery and 10-year inverter warranties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-install.jpg?v=1789927251\u0026amp;width=1400\" alt=\"Customer installation - EG4 hybrid inverter with stacked BigBattery ETHOS modules in a utility room\" width=\"1400\" height=\"1867\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-box\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eIncluded\u003c\/span\u003e\u003ch2\u003eWhat's in the Kit\u003c\/h2\u003e\n\u003cul class=\"esk-box-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e18×\u003c\/span\u003e\u003cspan\u003eBigBattery ETHOS 48V 5.12kWh stackable LiFePO4 battery module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS control box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS rack base\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e6×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack power cable pair (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS stack-to-stack comm cable (4.9 ft)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eEG4 18kPV all-in-one hybrid solar inverter (18kW PV \/ 12kW AC)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e1×\u003c\/span\u003e\u003cspan\u003eParallel busbar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"qty\"\u003e3×\u003c\/span\u003e\u003cspan\u003eETHOS battery top plate cover\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cfigure class=\"esk-banner\" style=\"padding-top:32px\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ethos-bb-inv-open.webp?v=1789927250\u0026amp;width=1400\" alt=\"EG4 18kPV hybrid inverter with wiring compartment open\" width=\"1400\" height=\"876\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/figure\u003e\u003csection class=\"esk-runtime alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eRuntime\u003c\/span\u003e\u003ch2\u003eWhat 92.16kWh of storage can run\u003c\/h2\u003e\n\u003cp class=\"esk-note\"\u003eEstimates assume 85% usable energy and typical load ratings; actual runtime depends on your appliances, weather and settings.\u003c\/p\u003e\n\u003cdiv class=\"esk-run-grid\"\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~4.2 days\u003c\/span\u003e\u003cspan class=\"dev\"\u003eTypical home (22kWh\/day), no sun\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~31 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eCentral AC 3-ton (3kW) continuous\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e~92 hours\u003c\/span\u003e\u003cspan class=\"dev\"\u003eRefrigerator + freezer (1kW)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-run\"\u003e\n\u003cspan class=\"val\"\u003e36kW\u003c\/span\u003e\u003cspan class=\"dev\"\u003eContinuous output, whole-house loads\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-faqs\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eFAQ\u003c\/span\u003e\u003ch2\u003eK0968 Common Questions\u003c\/h2\u003e\n\u003cdiv class=\"esk-faq-grid\"\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ1\u003c\/span\u003e\u003ch3\u003eHow long will 92.16kWh power my home?\u003c\/h3\u003e\n\u003cp\u003eAbout 4.2 days for a typical 22kWh\/day home with no solar input; with solar panels connected to the 18kPV (up to 54kW) the batteries recharge daily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ2\u003c\/span\u003e\u003ch3\u003eDoes the kit include solar panels?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a battery + inverter ESS. Connect any PV array within the inverter limits (100-600Vdc, 18kW per inverter), or run it as grid-charged backup without solar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ3\u003c\/span\u003e\u003ch3\u003eIs it grid-tied or off-grid?\u003c\/h3\u003e\n\u003cp\u003eBoth. The EG4 18kPV is UL1741 certified for grid interaction (export or zero-export) and also runs fully off-grid; it has a generator input as well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ4\u003c\/span\u003e\u003ch3\u003eCan I add more batteries later?\u003c\/h3\u003e\n\u003cp\u003eYes. Each ETHOS control box supports up to 16 modules, and BigBattery sells single ETHOS modules, so the system can grow past 80kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-faq\"\u003e\n\u003cspan class=\"idx\"\u003eQ5\u003c\/span\u003e\u003ch3\u003eDoes it ship free?\u003c\/h3\u003e\n\u003cp\u003eYes - free freight shipping within the contiguous USA, $0 sales tax in most states, and the ECO100 code takes another $100 off at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-specs alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eData\u003c\/span\u003e\u003ch2\u003eK0968 Specifications\u003c\/h2\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eBigBattery ETHOS 48V 5.12kWh Stackable Battery Module (per module)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem voltage\u003c\/td\u003e\n\u003ctd\u003e48V (51.2V nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity per module\u003c\/td\u003e\n\u003ctd\u003e5.12kWh \/ 100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell configuration\u003c\/td\u003e\n\u003ctd\u003e16S per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging voltage range\u003c\/td\u003e\n\u003ctd\u003e55.6-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd\u003e57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd\u003e48-57V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested low-voltage cutoff\u003c\/td\u003e\n\u003ctd\u003e48-50.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS cutoff range\u003c\/td\u003e\n\u003ctd\u003e42-47V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge current\u003c\/td\u003e\n\u003ctd\u003e100A per module (200A per control box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax discharge peak current\u003c\/td\u003e\n\u003ctd\u003e300A (max 5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge current\u003c\/td\u003e\n\u003ctd\u003e200A per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharge temperature\u003c\/td\u003e\n\u003ctd\u003e32-113°F (0-45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge temperature\u003c\/td\u003e\n\u003ctd\u003e-4-140°F (-20-60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptimal discharge temperature\u003c\/td\u003e\n\u003ctd\u003e59-95°F (15-35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage (SoC \u0026gt;50%)\u003c\/td\u003e\n\u003ctd\u003e-4-113°F, max 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule footprint\u003c\/td\u003e\n\u003ctd\u003e26.5 in W x 6.7 in D (674 x 170 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax connections\u003c\/td\u003e\n\u003ctd\u003eUp to 16 modules per control box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485 (closed-loop with EG4 18kPV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esk-specs-block\"\u003e\n\u003cp class=\"esk-specs-block-title\"\u003eEG4 18kPV All-in-One Hybrid Inverter (per inverter)\u003c\/p\u003e\n\u003cdiv class=\"esk-spec-groups\"\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Output\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e12,000W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous output current\u003c\/td\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous line wattage\u003c\/td\u003e\n\u003ctd\u003e8,000W per 120V leg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge with PV\u003c\/td\u003e\n\u003ctd\u003e14,700W (10 min) \/ 15,500W (5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge without PV\u003c\/td\u003e\n\u003ctd\u003e13,500W (10 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower factor\u003c\/td\u003e\n\u003ctd\u003e0.99 (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5% (full load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer time\u003c\/td\u003e\n\u003ctd\u003e10-20ms (single) \/ 20ms (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax parallel\u003c\/td\u003e\n\u003ctd\u003e10 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eAC Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid input\u003c\/td\u003e\n\u003ctd\u003e120\/240Vac, 50\/60Hz, 180-270Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC input power\u003c\/td\u003e\n\u003ctd\u003e12,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax AC bypass\u003c\/td\u003e\n\u003ctd\u003e200A (grid) \/ 90A (generator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"esk-spec-group\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003ePV Input\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3 (2 inputs on MPPT 1, 1 each on MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax PV array power\u003c\/td\u003e\n\u003ctd\u003e18,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e25A (MPPT 1) \/ 15A (MPPT 2 and 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC input voltage range\u003c\/td\u003e\n\u003ctd\u003e100-600Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up voltage\u003c\/td\u003e\n\u003ctd\u003e100Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating range\u003c\/td\u003e\n\u003ctd\u003e140-500Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e94-99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"grp\"\u003e\u003ctd colspan=\"2\"\u003eBattery and General\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage\u003c\/td\u003e\n\u003ctd\u003e48Vdc nominal, 40-60Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax charge \/ discharge current\u003c\/td\u003e\n\u003ctd\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdle consumption\u003c\/td\u003e\n\u003ctd\u003e~70W normal \/ ~18W standby\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-13 to 140°F (-25 to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;6,561 ft (2,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e68dB at 3 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CANBus \/ Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 x 11.2 x 34.3 in (520 x 285 x 871 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e121 lb (55 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"esk-downloads alt\"\u003e\u003cspan class=\"esk-eyebrow-sm\"\u003eAdditional Documentation\u003c\/span\u003e\u003ch2\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cdiv class=\"esk-download-list\"\u003e\n\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-ETHOS-SpecSheet-1.4-BatteryCB.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS Battery Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS + EG4 ESS User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL9540A-Certificate-1.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL9540A Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-UL1973-ETHOS.pdf?v=1789927251\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UL1973 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-48V-ETHOS-DOC-UN38.3.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e ETHOS UN38.3 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-SDS_BigBattery_LFP-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e BigBattery LFP Safety Data Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Spec-Sheet.pdf?v=1789927253\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Spec Sheet (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Manual-1.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV User Manual (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-EG4-18KPV-12LV-Certification.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV UL1741 Certificate (PDF)\u003c\/a\u003e\u003ca class=\"esk-download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/bigbattery-RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1789927252\" target=\"_blank\" rel=\"noopener\"\u003e\u003csvg viewbox=\"0 0 24 24\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v11\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"m8 10 4 4 4-4\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 17v3h14v-3\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e EG4 18kPV Rapid Shutdown Wiring Guide (PDF)\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdiv class=\"esk-footer\"\u003e\u003cp\u003e\u003cstrong\u003eFree shipping\u003c\/strong\u003e within the contiguous USA · \u003cstrong\u003e$0 sales tax\u003c\/strong\u003e in most states · Questions? Call \u003ca href=\"tel:+13073177213\"\u003e+1 307 317 7213\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":50214628360247,"sku":"K0968","price":31999.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/92-kWh-x18-Batteries-KIT0968-V2.webp?v=1789928010"}],"url":"https:\/\/ecosolarkits.com\/collections\/grid-tied-solar-power-system.oembed?page=2","provider":"Eco Solar Kits","version":"1.0","type":"link"}