Voltage drop from solar controller
or: Here we Go Again. Still trying to get my 420 Watts of solar to fully charge my 484 AH of battery. (Currently in southern Mexico.) Layout: 2 80 Watt panels and 2 130 Watt panels in paralle...
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I would change the fuse holder first. You can always measure the voltage across the holder to see what it is. Ideally it should be zero or close to it at rated current.
