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Hi all, I am having more than one issue with this heavy box...so guess, the newer firmware should sort it out, or at least I tried it! Basically, the usual problem with USE vs US2 as I use a non-communicating battery stack, and then the inverter sometimes gets confused over the switching to the...

I have a number of cells at my place, currently testing them, but the behavior of some of them puzzles me. Precisely, a cell connected to the ZKE shows immediately 3.45V upon charging...it charges to full capacity but takes almost two days...and discharges at full capacity at the normal time...

As subject says...does it matter or not...