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One last ditch effort with pics, I'm surprised at the total silence. I’ve reached out to daly hopefully they will send something back.

I’m not sure …. Lol also not sure why I didn‘t think of that. I’ll check tonight!

Did some more testing, the difference in voltage seems to be consistent at .25 volts. Has anyone had luck speaking with Daly direct? This is a new bms

Alright, no change. I threw a bench charger on it. Again the bms is reading everything correctly but 13.2v with a 4 amp charge come in but is only out putting 12.87v

Hey Folks Hoping this hasn't been covered before, I'm not sure how to form it into a search that gets me any results. I am running 4S 12V 200Amp Dalys. I am just about to complete my boat battery build which requires sealing the battery case so I figured I'd better check my batteries...

Hey Folks Hoping this hasn't been covered before, I'm not sure how to form it into a search that gets me any results. I am running 4S 12V 200Amp Dalys. I am just about to complete my boat battery build which requires sealing the battery case so I figured I'd better check my batteries...

Bump? Any advice on this. I’m not sure if this BMS is ok to use. Should I replace it?

I have a 12 V battery bank it’s a mix of two 310 amp hour DIY batteries controlled by two Daly BMSs, And for Victron 100 amp hour batteries. I have the batteries are wired up in parallel but one of the DIY batteries refuses To discharge or recharge. It was working on my bench as a standalone...