This thread is for the EQ4800 battery (up to 9 modules in the stack, maximum 41.93 kWh battery, advertised as 100% depth-of-discharge).
June 2026
Battery Master (bcu) firmware v2.019 has been released
May 2026
Battery Master (bcu) firmware v2.018 was released
Battery Master (bcu) firmware v2.017 was released
Battery Master (bcu) firmware v2.016 was released
Battery Slave (bmu) firmware v5.06 was released
Earlier 2026
Battery Master (bcu) firmware v2.015 was released
Battery Master (bcu) firmware v2.014 was released
Battery Slave (bmu) firmware v1.15 was released
Inspecting Voltage Unit (ivu) firmware v1.02 was released
Does anybody know the changes in the latest or earlier versions?