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.
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
