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Introducing BigBattery’s 48V ETHOS – the game-changer in home power storage! Our latest ETHOS battery system boasts an innovative stackable and modular design, complete with its own control box, comprehensive LED display, and user-friendly mounting system.
Whether you're seeking reliable backup power for your cabin or tiny home, or aiming to enhance your residential property with a robust solar setup, the ETHOS delivers consistent, efficient power all year round. Featuring an advanced Battery Management System (BMS) with automatic cell balancing, an IP65-rated casing, and internal fire suppression, the ETHOS prioritizes safety and longevity. Moreover, its interactive LED display and support for CANBus/RS485 communication protocols enable seamless monitoring of your power's health and status.
Available in 2-stack (10.24 kWh) and 3-stack (15.36 kWh) configurations, the ETHOS allows for flexible expansion to suit your needs. Elevate your home's power capabilities today – explore the all-new 48V ETHOS and experience the difference!
3 x 48V ETHOS 5.12kWh Stackable Battery Module
| SKU | K0953 |
| System Voltage | 48V |
| Nominal Voltage | 51.2V |
| Chemistry | LiFePO4 |
| kWh Capacity | 15.36 kWh |
| Ah Capacity | 300Ah |
| Charging Voltage Range | 55.6 - 57V |
| Max Charge Voltage | 57V |
| Operating Voltage Range | 48 – 57V |
| Suggested Low Voltage Cutoff | 48 – 50.8V |
| Cell Configuration | 16S 3P |
| Max Continuous Discharge Current | 250A |
| Max Continuous Power | 12800W |
| 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 | 387 lb (175.5 kg) |
| Depth | 6.7 in (170 mm) |
| Width | 26.5 in (674 mm) |
| Height | 59.8 in (1520 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 |
Upon completing your order, you will promptly receive an email confirming the order placement, indicating that we have received your order and pre-authorized your credit card for the purchase. Our next step is to contact our suppliers to confirm the item's availability and readiness for shipment. Should the item be on backorder or unavailable, we will notify you of the estimated lead time. If the provided lead time is unsatisfactory, we will cancel the pre-authorization and contact you via email or phone. If the item can be shipped within 5 business days, we will proceed with processing the charges and shipping your order.
In the event of incorrect shipping information provided at checkout, we will make every effort to track down the item using our shipping partners. Please be aware that refunds and returns are not available in such cases. However, we will do our utmost to locate the item. If successful, re-shipping fees of up to 20% of the item's value may apply.
If your order is in stock and we have successfully processed your credit card charges, the items will be shipped within five business days from the order date. You will receive tracking information via email within 24 hours of your order leaving the distribution center. Should tracking information not be received within six days of your order, please contact us at +1 (307) 317-7213.
We offer free shipping on all orders and applicable items and brands within the mainland of US. Typically, orders are processed immediately upon receipt, taking approximately 1-3 business days after order confirmation, payment, and pick-up time to fulfill.
The delivery time via freight carrier may vary between 4-7 business days, depending on your location.
To prevent delays, frustration, and additional costs, kindly inform us of any concerns regarding the delivery to your location. It's important to note that the following situations may incur additional costs:
You can reach us using the contact methods provided below:
Our return policy allows a 30-day window from the date of receiving your item to request a return.
For a return to be eligible, the item must be in its original packaging, unused, unworn, and include all tags. Additionally, you will need to provide the receipt or proof of purchase. Items not meeting these conditions will not be accepted for return.
To initiate a return, please contact us at +1 (307) 317-7213. If your return is approved, we will provide you with a return shipping label and detailed instructions on where and how to send the package. Returns without prior authorization will not be accepted.
Returns not related to damaged items will be subject to a restocking fee of 25%.
In case of a return, customers will be responsible for a return shipping.
Please note that items outside the 30-day return period will not be accepted.
If you have any questions about returns, feel free to contact us at +1 (307) 317-7213.
Upon receiving your order, promptly inspect it. If you discover any defects, damages, or receive the wrong item, contact us immediately to assess the issue and take appropriate action to rectify it.
For damaged items, inform us within 24 hours of receiving the package.
To expedite the exchange process, return the item you have and make a separate purchase for the desired item. This ensures a speedy process and guarantees you get what you want without delay.
Once we receive and inspect your returned item, we will notify you regarding the approval or rejection of your refund. If approved, the refund will be processed automatically through your original payment method. Keep in mind that it may take some time for your bank or credit card company to process and post the refund.
For any further questions, don't hesitate to reach out to us at +1 (307) 317-7213.
