Description
Welcome to the forefront of energy storage innovation with the BigBattery 48V ETHOS systems. These 5.12kWh battery modules (15.3kWh – 3 module) 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.
Designed for:
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 48V ETHOS 15.3KWH (3 Module) Includes:
1 × ETHOS Control Box
3 × 48V ETHOS 5.12kWh Stackable Battery Module
1 × 15kWh Ethos Controller to Battery Power Cable 4ft (1220mm)
3 Stack Specs:
SKU:
BNDL-B0007
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
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
Certifications:
UL9540, UL9540a, UL1973, & UN38.3






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