Forum Discussion

OregonTRX4's avatar
OregonTRX4
Explorer
Mar 25, 2014

Solar panels wire to controller: Length of wire?

I keep my trailer parked on private property and the spot where I keep my trailer is just out of range from where I can get direct sun most of the day. I have 2 80w panels on a stand and a charge con...
Almot's avatar
Almot
Explorer III
Mar 27, 2014
Get thicker cables to batteries. I would try and keep the V drop under 0.1V.

Yes, you can raise the setpoints on the controller to compensate for V drop at high current, but then at low current there will be no V drop and your voltages on battery will be higher than needed.

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