3 Way Switch Wiring Diagram Multiple Lights. Option 2 is for power into the first switch but then wires run separately from the first switch to the lights and from the first switch to the second switch. Step by step instructions on how to wire a switched outlet.
The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each switch. In the above 3 way switch wiring diagram at each switch the black wire gets connected to the copper or black screw. Option 1 is for power into the first switch wire to the lights and lastly wire from the light to the other switch.
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This 3 way switch wiring diagram shows how to wire the switches and the light when the power is coming to the light switch. This 3 way switch wiring diagram shows how to wire the switches and the light when the power is coming to the light switch. This option actually requires you to run two romex lines between the lights. Power at the 3 way switch.
