Electrical Wire Colors: Deciphering What Each Color Means ...Explore further
2019-4-8u2002·u2002Black wires are never used for a ground or neutral wire and are meant to be used as the power feed for a switch or an outlet. They are most commonly found in residential buildings. Red Electrical Wires. Red electrical wires are the secondary live wires in 220-volt circuits and are commonly found in a sheathed, multi-conductor cable.
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