BigBattery’s 48V ETHOS systems are now available, offering a 46kWh configuration that serves as the perfect solution for grid-connected power in your home, cabin, or estate, backed by exceptional safety, dependability, and advanced features.
Designed to be a flexible home power solution, the ETHOS system boasts a stackable, modular structure that allows for easy expansion. It includes all the hardware needed for a simple wall-mount installation. The system is housed in an IP65-rated casing, features an internal fire suppression system, and includes a sophisticated Battery Management System (BMS) with automatic cell balancing for long-term safety and reliability. Additionally, its control box comes with an interactive LED display and supports CANBus and RS485 communication protocols, enabling you to monitor the system’s performance and status at all times.
But that’s not all. The ETHOS system is paired with a cutting-edge 12000W EG4 hybrid inverter, which offers its own LCD touchscreen, 3 MPPT inputs, an integrated UPS module for smooth switching between on and off-grid operation, and the capability to handle PV arrays up to 18000W. With smart load control, AC coupling, and peak shaving features, the inverter helps meet your power demands and protects your home from unstable grids or blackouts, while offering significant savings on your monthly electricity bill.
Whether you’re looking for reliable emergency backup power or a powerful solar system for your home, the ETHOS delivers efficient, consistent energy every day. It allows you to cut down on utility costs or earn rewards through net metering programs and tax incentives. Take charge of your home’s energy today by exploring the 48V ETHOS system.
9 × 48V ETHOS 5.12kWh Stackable Battery Module_FETHS-48051-G1
1 × ETHOS Control Box_CNT060
2 × ETHOS RACK BASE_CNT081
1 × EG4 12kW (18kPV) Hybrid Inverter_INV024
1 × 15kWh Ethos Controller to Battery Power Cable 31.5" inch (800mm)_CBL091
2 × Ethos Parallel Comm Cable 4.9 ft (150cm)_CBL096
4 × Ethos Parallel Power Cable 4.9 ft (1500mm)_CBL089
Single Stack Technical Specifications
| SKU: |
K0968 |
| GTIN-12 (U.P.C.): |
850061252043 |
| 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 / NEMA 4X |
| Communications: |
CANBus / RS485 |
| Certifications: |
UL9540, UL9540A, UL1973, & UN38.3 |
| SKU: |
K0754 |
| 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 / NEMA 4X |
| Communications: |
CANBus / RS485 |
| Certifications: |
UL9540, UL9540A, UL1973, & UN38.3 |
