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Experience the future of off-grid power with BigBattery's groundbreaking 48V ETHOS systems! Designed for tiny homes, cabins, and homesteads, our 20.4kWh configuration delivers unparalleled reliability, safety, and cutting-edge features.
The 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.
But that's just the beginning. Paired with our state-of-the-art 12000W 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 18000W 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.
Whether 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!
For larger or smaller energy needs, explore other BigBattery ETHOS configurations, including the 48V 30.7kWh 24kW Off-Grid System or the 48V 10.2kWh 12kW Off-Grid System, each designed for reliable off-grid performance and seamless integration.
| SKU | K0958 |
| System Voltage | 48V |
| Nominal Voltage | 51.2V |
| Chemistry | LiFePO4 |
| kWh Capacity | 10.24kWh |
| Ah Capacity | 200Ah |
| Charging Voltage Range | 55.6V - 57V |
| Max Charge Voltage | 57V |
| Operating Voltage Range | 48V - 57V |
| Suggested Low Voltage Cutoff | 48V - 50.8V |
| Cell Configuration | 16S 2P |
| Max Continuous Current | 200A |
| Max Continuous Power | 10240W |
| Max Discharge Peak Current | 300A (Max 5 seconds) |
| Max Charge Current | 200A |
| Charge Temperature Range | 32°F - 113°F (0°C - 45°C) |
| Discharge Temperature Range | -4°F - 140°F (-20°C - 60°C) |
| Optimal Discharge Temp Range | 59°F - 95°F (15°C - 35°C) |
| Storage Temp Range | -4°F - 113°F (-20°C - 45°C) (Max 6 months) |
| Weight | 273 lb (123.8 kg) |
| Depth | 6.7 in (170 mm) |
| Width | 26.5 in (674 mm) |
| Height | 43.3 in (1100 mm) |
| Max Connections | Up to (16) parallel connections per control box |
| Protection Rating | IP65 |
| Communications | CANBus / RS485 |
| Certifications | UL9540, UL9540a, UL1973, & UN38.3 |
| Warranty | 10 Years |
| SKU | INV020 |
| GTIN-12 (U.P.C.) | 850061252456 |
| Max. PV Array Power | 18000W |
| Rated PV Input Voltage | 360V |
| No. of Independent MPPT Inputs | 3 |
| PV Input Voltage Range | 100 - 600V |
| MPPT Voltage Range | 120 - 480V |
| Start Up Voltage | 140V |
| Max. PV Input Current per MPPT | 25A / 15A / 15A |
| Max. MPPT Efficiency | 99.90% |
| Rated Battery Voltage | 48V |
| Battery Voltage Range | 40 - 60V |
| Max. Charge/Discharge Current | 250A |
| Max. Charge/Discharge Power | 12000W |
| AC Voltage | 120/240; 120/208 |
| AC Frequency | 60 Hz |
| AC Output Current | 50A |
| AC Output Power | 12000W |
| Max. AC Input Current | 100A |
| Max. AC Input Power | 24000W |
| UPS Output Power | 12000W |
| UPS Output Voltage | 120/240; 120/208 |
| UPS Output Current | 50A |
| UPS Output Frequency | 60 Hz |
| Transfer Time | 20ms |
| Wave Form | Sine Wave |
| Weight | 121.2 lbs (55 kg) |
| Depth | 11.2 in (285 mm) |
| Width | 20.5 in (520 mm) |
| Height | 34.2 in (870 mm) |
| Operating Temperature | -20ºC (-4ºF) - 60ºC (140ºF) |
| Storage Temperature | -20ºC (-4ºF) - 60ºC (140ºF) |
| Altitude | <6,562 ft |
| Protection Rating | IP65 |
Free shipping on all orders within the mainland US (Hawaii, Alaska and overseas territories excluded - a freight forwarder is required). Orders are confirmed by email immediately; we verify stock with the supplier before your card is charged. In-stock items ship within five business days, with tracking emailed within 24 hours of shipment. Typical lead time from purchase to delivery is 5-10 business days; freight transit is usually 4-6 business days. Minimum order value is $69.
You have 30 days from the delivery date to initiate a return (35 days for orders placed Nov 25-30 and Dec 25-31). Items must be unused, in original packaging with tags attached, and returns require prior authorization from our team.
To start a return: +1 (307) 317-7213, hello@ecosolarkits.com, or live chat. Read the full return and refund policy
