BigBattery’s 48V ETHOS systems are now available, and this 20.4kWh configuration is the perfect solution for off-grid power at your family homestead, cabin, or estate, offering exceptional safety, reliability, and advanced features.
The ETHOS system is designed to be a versatile solution for both on-grid and off-grid power, featuring a stackable, modular design for easy expansion. It includes all the necessary hardware for a simple wall-mount installation. Equipped with an IP65-rated enclosure, an advanced BMS with automatic cell balancing, and an internal fire suppression system, the ETHOS ensures long-lasting safety and dependable performance. Additionally, its control box comes with an interactive LED display and supports CANBus and RS485 communication protocols, allowing you to monitor the health and performance of your power system at all times.
Whether you're looking for reliable emergency backup power or want to equip your homestead with a powerful solar system, the ETHOS guarantees consistent, efficient power day after day. Take control of your home’s energy by shopping the 48V ETHOS today.
4 × 48V ETHOS 5.12kWh Stackable Battery Module_FETHS-48051-G1
1 × ETHOS Control Box_CNT060
1 × 10kWh Ethos Controller to Battery Power Cable 31.5" inch (800mm)_CBL088
2 × Ethos Parallel Power Cable 4.9 ft (1500mm)_CBL089
1 × Ethos Parallel Comm Cable 4.9 ft (150cm)_CBL096
Single Stack Technical Specifications
| SKU: |
K0951 |
| GTIN-12 (U.P.C.): |
850061252081 |
| System Voltage: |
48V |
| Nominal Voltage: |
51.2V |
| Chemistry: |
LiFePO4 |
| kWh Capacity: |
10.24kWh |
| Ah Capacity: |
200Ah |
| 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 2P |
| Max Continuous Discharge 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 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: |
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 / NEMA 4X |
| Communications: |
CANBus / RS485 |
| Certifications: |
UL9540A, UL1973, & UN38.3 |
