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I'm a newbie in this forum but I have messed about with electrifying sailboats in the past. It was awhile ago so my options then were lead acid. I have joined the four cells that I just received together and they're charging up. It's interesting to observe how lifepo4 batts charge compared to...

I have four 280 ah batteries on the way. My intention is to get four more so I can build a 24 volt system. My question is, if I have an eight S BMS can I temporarily use it for just four batteries or must it be hooked up to eight ?