





BigBattery 48V ETHOS 5.12kWh Stackable Battery (1 Module) (SC)
- Regular price
- $1,690.00
- Sale price
- $1,690.00
- Regular price
-
$2,180.00 - Unit price
- / per
Welcome to the forefront of energy storage innovation with the BigBattery 48V ETHOS systems. These 5.12kWh 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, 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.
SKU: FETHS-48051-G1
KU: | FETHS-48051-G1 |
GTIN-12 (U.P.C.): | 850061252067 |
System Voltage: | 48V |
Nominal Voltage: | 51.2V |
Chemistry: | LiFePO4 |
kWh Capacity: | 5.12kWh |
Ah Capacity: | 100Ah |
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 |
Max Continuous Discharge Current: | 100A |
Max Continuous Power: | 5120W |
Max Discharge Peak Current: | 150A (Max 5 seconds) |
Max Charge Current: | 100A |
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: | 16.5 in (419 mm) |
Max Connections: | Up to (16) parallel connections per control box |
Protection Rating: | IP65 |
Communications: | CANBus / RS485 |
Certifications: | UL9540a, UL1973, & UN38.3 |
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
- Intense Heat & Cold
Manual: Download


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