Welcome to the forefront of energy storage innovation with the BigBattery 48V ETHOS systems. These battery modules form the backbone of adaptable power solutions suitable for a wide range of applications, including grid-tied residences, solar installations, remote off-grid locations, and commercial establishments across the country. Featuring Tier 1 LiFePO4 cells, renowned for their safety and durability, and offering scalability up to 80kWh per Control Box, the ETHOS system sets a new standard for dependable energy storage solutions.
- Scalable Power: 5.12kWh modules – single stack, expandable up to 80kWh per ETHOS Control Box.
- Safety First: Tier 1 LiFePO4 cells and built-in fire-extinguishing modules ensure maximum safety.
- Smart Monitoring: Advanced BMS technology provides real-time monitoring of voltage, current, and temperature.
- Reliable Connectivity: UL-certified connectors ensure secure and reliable power connections.
- Durable Design: IP65-rated casing protects against the elements for long-lasting reliability.
- Versatile Applications: Ideal for emergency backup or as part of a solar energy system.
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
BigBattery ETHOS 3x Expansion Kit Includes:
- 3 × 48V ETHOS 5.12kWh Stackable Battery Module
- 2 × Ethos Parallel Power Cable 4.9 ft (1500mm)
- 1 × ETHOS Rack Base
- 1 × Ethos Parallel Comm Cable 4.9 ft (1500mm)
3 Stack Specs:
| 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) |
| 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 |
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