Hey All, I see many new campers now are coming with a solar plug port outside for portable panels. Do you need to use a charge controller between your panel and the outside plug port or does the on...
The wire size, depends on the wattage and distance. So if you are running 10 amps on 12 volts dc - 120 watts, #14 AWG is fine - if concerned run #12 awg. On RV's the distance is not, many times in the picture.Basic electricity is simple - 10 amps @12v DC = 120 watts, 10 amps at 120 v is 1200 watts are in DC = 100 amps.