Big Battery | 48V ETHOS | 20.2KWH (4 Module) (BACKORDER)
Overview
THIS PRODUCT IS IN HIGH DEMAND AND CURRENTLY ON BACKORDER! SECURE YOURS NOW TO BE FIRST IN LINE FOR THE DECEMBER 10 RESTOCK!
REVOLUTIONIZING RESIDENTIAL ENERGY STORAGE! BigBattery’s 48V ETHOS system is here, offering a robust 20kWh configuration that’s perfect for powering your off-grid homestead, cabin, or large estate. Equipped with cutting-edge features, safety, and reliability, the ETHOS system is built to meet all your power needs.
Designed for both on-grid and off-grid applications, the ETHOS features a modular, stackable design for easy expansion. The system comes with all necessary mounting hardware for simple installation, and is housed in an IP65-rated casing for long-term durability. The advanced Battery Management System (BMS) with auto cell-balancing ensures optimal performance, while the internal fire suppression system adds an extra layer of safety.
For easy monitoring, the ETHOS system includes an interactive LED display on its control box, along with CANBus and RS485 communication protocols for real-time data on system status and performance.
Whether you need a reliable emergency backup power source or want to power your off-grid solar system, the ETHOS provides consistent, efficient power every day. Take control of your energy future and explore the 48V ETHOS today!
Key Features
- 20kWh Configuration: Ideal for large homes, cabins, and off-grid setups
- Stackable & Modular Design: Expandable as needed
- Advanced BMS: Auto cell-balancing and internal fire suppression for safety
- IP65-rated: Durable, weather-resistant casing
- Interactive Monitoring: LED display and CANBus/RS485 communication for real-time updates
- Versatile: Perfect for both on-grid and off-grid systems
What's Included
4 × 48V ETHOS 5.12kWh Stackable Battery Module
1 × ETHOS Control Box
1 × ETHOS RACK BASE
2 × Ethos Parallel Power Cable 4.9 ft (1500mm)
1 × Ethos Parallel Comm Cable 4.9 ft (150cm)
Specs and Downloads
| 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 |
| Communications: | CANBus / RS485 |
| Certifications: | UL9540, UL9540a, UL1973, & UN38.3 |
