DEYE-SE-G5.1PRO-B

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