Issues with Humsienk 12.8V 314Ah BMS 100A Smart batteries on 4kW/24V inverters


  • Hello everyone, I am currently using several sets of Humsienk 12.8V batteries, model 314Ah with BMS 100A Smart and Bluetooth connection, installed on 4kW/24V inverters. The issue affects more than 6 battery sets, purchased at different times for different clients, but all started showing problems almost simultaneously.

    Main symptoms:

    • One of the batteries goes into protection mode, and simply opening the app resets it without any manual intervention.

    • In many cases, the issue occurs even with very low loads, such as running a single refrigerator or a fan.

    I would like to know if anyone else has experienced similar issues with this model and if there are any solutions or recommendations to prevent these problems.



  • I would think you need 200a BMS.


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