Domenic New member Messages 1 Jan 5, 2020 #1 Is the black wire negative or positive? If you are working on a 12v DC wiring project, is the white or black wire hot, and which should be the ground wire? Is there a standard I should be following?
Is the black wire negative or positive? If you are working on a 12v DC wiring project, is the white or black wire hot, and which should be the ground wire? Is there a standard I should be following?