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Wiring a 3-way light switch is certainly more complicated than that of the more common single-pole switch, but you can figure it out if you follow our 3-way switch wiring diagram. Extruded Profile
With a pair of 3-way switches, either can make or break the connection that completes the circuit to the light. The entire wiring a light switch project can be completed in a few hours if you don’t have to do any drywall removal and repair.
Keep reading and learn how to wire a light switch. Also, use the 3-way switch wiring diagram to learn light switch wiring.
To add the switch, you’ll use one of two wiring a light switch diagrams (shown below), depending on whether the power comes to your light switch first (the most common situation) or to the light fixture first. Either way, follow these five steps for 3-way light switch wiring:
This 3-way light switch wiring diagram shows how to wire the switch and the light when power is coming to the light fixture.
This 3 way switch wiring diagram shows how to wire the switches and the light when power is coming to the light switch.
In this diagram, power enters the fixture box.
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