The BOS-G40 PRO is a powerful and flexible energy storage unit for medium-sized homes or businesses. It delivers extended storage, reliable BMS protection, and seamless integration with Deye inverters.
 
Total Energy: 40.96 kWh
Usable Energy: 36.86 kWh
Battery Type: LiFePO₄
Cycle Life: ≥6000 @ 0.5C, 25±2°C
Operating Temp: -20°C to 55°C
Features: Remote upgrade support, modular parallel expansion
 
The BOS-G Pro is a next-generation high-voltage LiFePO₄ battery system, engineered for both residential and commercial applications.
 
Key Features
 
✅ Safe & Long-Lasting
Utilizes LiFePO₄ (LFP) cells for superior safety
Minimal self-discharge — up to 6 months shelf life
No memory effect — maintains performance over time
Cycle life ≥ 6000 cycles @ 25±2°C (0.5C to 70% DoD)
 
✅ Smart Battery Management System (BMS)
Integrated BMS provides complete protection:
Over-charge, over-discharge, over-current, over-temperature
Automatic cell balancing
Optimized voltage and current management
 
✅ Modular & Scalable
Modules can be paralleled to expand capacity
Compatible with Deye inverters for remote upgrades
 
✅ Wide Operating Range
Performs reliably in harsh conditions with a temperature range of -20°C to 55°C.
 
✅ Green & Non-Toxic
Non-polluting, environmentally safe — ideal for sustainable energy systems.
 
✅ High-Voltage PDU Included
Each system includes a BOS-G-PDU-2 high-voltage battery cluster control box:
Voltage: 200–1000 Vdc
Includes terminal resistance, communication & power cables
Fully compliant with EU or UK standards
 
Certifications
CE
IEC62619
VDE2510-50
UN38.3
 
Applications
Residential solar storage systems
Commercial and industrial energy systems
Backup power and off-grid solutions
Sustainable green energy infrastructure
 
🟢 Choose the BOS-G Pro for dependable energy storage that combines safety, performance, and sustainability — built to support your power needs today and tomorrow.