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Hello… Been racking my brain trying to figure out what’s going on with a couple of 12v Lifepo4 batteries. I made these “Will Prouse” style using 4 CA-100 cells and a JBD 4S BMS on each. 4 of them have been perfect and the individual cells stay within like 1/100 volt. 2 of them have been...

I don’t see anything quite like this but apologize if I missed it. I’ve got 4 CALB CA100 cells and an sp04 BMS wired up and everything looks great. It’s one of six identical batteries in my house bank. The other 5 are working fine. This battery has been working previously. Noticed via BT...