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profdant139's avatar
profdant139
Explorer II
Apr 06, 2022

Break-even point between cable length and voltage drop?

I have two cables for my portable solar panel – one is 40 feet long, and the other is 70 feet long. (We boondock, and we like to park the trailer in deep shade and put the panel out in the open sun.)...
BFL13's avatar
BFL13
Explorer II
Apr 06, 2022
PWM has panel V at battery V so his 13.5 means batt is not at controller Vabs yet. Batt not full or if full sun too low end of day to keep voltage up

Important once home to get batt right full

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