Quote:
Originally Posted by Jocoo26
For future reference, does anyone know which wire is pos and which is neg? One is black and the other black with a white stripe. The only thing I noticed is that when I gave power to the white stripe wire, I could hear a faint whistle coming from the inverter, and no sound when connected the other way. I wasnt sure if that sound was a good or a bad thing. Anyone?
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For DC (battery) powered devices or AC to DC inverters;
Black with white stripe = Positive
Solid Black = Negative/Ground
For AC powered devices it's reversed.