Posted March 31, 20231 yr Hello, I have in my photovoltaic installation 5 battery pylontech US2000 coupled to a victron multiplus2. I have high voltage alarms and that stops the multiplus. it seems I have to update the pylons. These are not US2000C but rather the previous series. or find the communication cable, software, as well as firmware for updating batteries and how to practice thank you for your help. mettre a jour firmware pylontech US2000 B et avant . pas type c
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