BigBattery ETHOS 3x Expansion Kit
REVOLUTIONIZING RESIDENTIAL ESS! BigBattery’s 48V ETHOS systems are here, and this 15.36kWh Expansion Kit is the ideal solution for upgrading your current ETHOS System in your home or office. Please note that this Expansion Kit does not include a Control Box, and these 3 stackable battery modules (up to 16 total per Control Box) can be connected in parallel to your ETHOS Control Box to complete an energy storage system that fits your specific power needs.
This kit comes with the 3 ETHOS battery modules, a rack base, and each power and communication cable needed to easily connect your additional batteries to your existing ETHOS System.
Whether you’re looking to ensure emergency backup power is always available, or you’re looking to outfit your home with a powerful solar system, the ETHOS ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, or get rewarded for giving back to the grid through net metering programs and other tax incentives. Take control of your home’s power and shop the 48V ETHOS & ETHOS Expansion Kits today!
Warranty:
- BigBattery: 12-Year Full Coverage Warranty
Benefits:
- 300% 10-Year Savings vs Lead-Acid
- 1/3 the weight and space
- 4x cycle life
- 100% safe and reliable
Designed For 48V Applications:
- Residential Power Systems
- Home Solar Systems
- UL-Certified ESS
- Cabins & Tiny Homes
- Family Homes & Mansions
- Off-Grid Homesteads
- Emergency Power
- Whole Home Backup
- Lead Acid Replacement
Videos:
BigBattery's UL-Certified Lithium Power Solution featuring the ALL NEW 48V ETHOS!!!
48V ETHOS Installation Guide
Included Components:
- 3 × 48V ETHOS 5.12kWh Stackable Battery Module
- 1 × ETHOS RACK BASE
- 2 × Ethos Parallel Power Cable 4.9 ft (1500mm)
- 1 × Ethos Parallel Comm Cable 4.9 ft (1500mm)
Tech Specs:
| Brand | BigBattery |
| SKU |
KIT0699 |
| GTIN-12 (U.P.C.) |
850061252180 |
| System Voltage |
48V |
| Nominal Voltage |
51.2V |
| Chemistry | LiFePO4 |
| kWh Capacity |
15.36kWh |
| 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 |
| BMS Cutoff Range |
42 - 47V |
| 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 Temperature Range |
59°F - 95°F (15°C - 35°C) |
| Storage Temperature Range (SoC >50%) |
-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 |
| Resources |
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