Deye SE-G5.1PRO-B – 5.12 kWh low voltage (LV) LiFePO₄ battery module

The Deye SE-G5.1PRO-B is a 5.12 kWh capacity, low voltage (48 V nominal), rack-mounted LiFePO₄ battery designed specifically for residential and small commercial energy storage systems. The module is suitable for both new system installations and upgrades to existing Deye/LV hybrid systems.

Thanks to its safe LFP chemistry, long cycle life, and modularity, the SE-G5.1PRO-B is one of the best choices for low voltage (LV) energy storage.

SOLARKIT reviews

The Deye SE-G5.1PRO-B module is one of the most stable and professional solutions for LV batteries:

• safe LiFePO₄ chemistry (cobalt-free)
  
  

• up to 64 modules can be connected in parallel → max. 327 kWh capacity
  
  

• perfect choice for Deye, Luxpower, SRNE, Solis, Growatt and other 48 V hybrid inverters
  
  

• three installation modes: floor, wall, rack cabinet, and on its own feet
  
  

• Very wide temperature range (0°C…+55°C)
  
  

• Intelligent BMS with cell-level monitoring and protection

This battery is highly recommended for those who are looking for stable, long-term and modularly expandable energy storage.

Advantages

1) Safe operation – cobalt-free LFP

• LiFePO₄ cells – long life cycle, stable heat treatment
  
  

• Cell-level monitoring with intelligent BMS
  
  

• built-in overcurrent, overvoltage, and temperature protection
  
  

2) Flexible expandability

• max. 64 batteries in parallel → 327 kWh
  
  

• up to 32 modules can be coordinated without separate settings
  
  

• Ideal for larger residential and retail projects
  
  

3) Free installation

Three installation options:

• floor-mounted
  
  

• wall-mounted
  
  

• 19" rack mountable

4) Intelligent system

• automatic module networking (auto-networking)
  
  

• remote monitoring and firmware update support
  
  

• USB firmware upgrade option
  
  

• LED feedback on charge and status
  
  

5) High performance, long life cycle

• ≥6000 cycles (at 90% DOD)
  
  

• Recommended current: 50 A
  
  

• max. continuous current: 100 A
  
  

• peak load: 150 A / 2 minutes