Wiring A Light Fixture With 3 Sets Of Wires

Light fixtures with more than one lamp may have a pair of black and white wires for each lamp.

Wiring a light fixture with 3 sets of wires. Connect the house wires and the wires of the new light fixture in the reverse way you used to disconnect the old light fixture. This keeps you safe from potential electric shock. Three wire supply cables generally carry red and black hot wires of 110 to 120 volts each with a single white neutral wire. Connecting a two wire light fixture to a three wire power supply cable is not an ordinary occurrence.

Disconnect the white wires and code tape black the white wire coming back from the switch. Connect the incoming and outgoing white wires together with the white wire from your fixture and nut them off very important the white wire to your switch is not in here connect the incoming and outgoing black wires and the white wire from your switch. While the light works it won t switch off at the switch only at the breaker. Best practice would be pigtail the whites so you only have one wire to deal with when installing the fixture.

Always turn off the power at the breaker or fuse box before you work on electricity. Removing the old fixture i discovered 3 black wire 3 white wires and a ground. If you re changing out a light fixture and find two wires on the fixture and three wires in the box you re not out of luck. Connect that to the black wire on the fixture and the other wire white from the fixture to the other white wires.

These connect to the black and white wires in the electrical box with the provided larger wire nuts. Thread the light fixture s electric wires through the screw collar loop. Free quick start guide here. Here s how to connect a 2 wire light fixture to a 3 wire ceiling box.