BigBattery ETHOS 3x Expansion Kit

Description

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