Proper way to Wire Solar in Parallel?
I found this in another thread regarding batteries. "Looks like your batteries are not hooked up correctly. If you are using 2 x 12v in parallel then you should feed the trailer with the negative f...
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I have the same setup like you described with 2-12V batteries in parallel and they are setup like RoyB's diagram. Negative off one battery, positive off the other battery going into the trailer. I do the same with my solar panels and span across both batteries
