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I have the following: 12v 4s5P x 2, in parallel, each with a 120a Overkillsolar BMS for a combined total of 1000AH. I also have a Multiplus 3000 12/120. I modified the Multiplus to the correct battery chemistry, LiFePO4, and set the charge profile based on what Will recommended: Absorption...

I am having issues with my 12v battery system. I have created 2 large battery banks, 4S5P with these brand new Fortune 100AH LiFePO4 batteries from Electric Car Parts Company. Each of these two battery banks has a BMS from overkill solar. My total capacity is 1000AH. On one of my battery...

Since the lifetime over my Overkill Solar BMS, I have noticed that the Total Capacity value changes from 500AH to 450AH after some time. I will log back into the BMS, make the change back to 500AH and after a period of time it will happen again. I top balanced the cells and have no other...