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Before deciding it would be best to build my own 48v batteries I purchased 4 redodo 12v batteries. However I am having problems with the cells inside not being balanced. I paralleled and charged the batteries but I can not get any 2 batteries to have matching voltages. 1 always sky rockets to...

First off please ignore the rats nest of an install I have going on. I've only been playing with solar for about a year and it's in preparation for moving and becoming off grid so I've been experimenting with stuff to see how it's going to work for me. This wall has been redone 10 times probably...