All home electrical wires made in the us. When you see a red wire in a light switch box it can mean two things.
Which Wire Goes Where Light Switch Doityourself Com
Red white black wires light switch. They may use other colors for. Electricians often use black red or blue wires to deliver electricity to a circuit from the main panel. Attach the red wire coming from the light to the top left nut on the switch. It could be there is or once was a three way switch in play. The standard way to power a split tab outlet is to run a three conductor cable to a wall switch. The cable has a black wire which connects directly to the circuit and a red wire which connects to the switch.
The ground wire also connects to the switch but the white wire gets spliced to the circuit neutral wire and bypasses the switch. Follow standard color codes that identify each wires function in a circuit. The hot wire from the breaker usually black neutral. The wire that will be hot when the circuit is completed to your light usually black traveler. Or it could be the red wire is the wire going to the fixture and the black wires are the live wires. The return wire for circuits usually white load.
In existing 3 way wiring this wire toggles hot between two switches. Attach the black wire coming from the light to the top right nut on the switch. Twist the two white wires together and attach a wire nut. Well cover the easier scenario first. The white wire is the neutral and all other colors are hot. Knowing which wire does what and goes where is imperative not only in the correct configuration of an electrical system but also for your familys safety.
Gallery of Red White Black Wires Light Switch
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