In this circuit two light fixtures are shown but more can be added by duplicating the wiring arrangement between the fixtures for each additional light. Here the source is at the first switch sw1 and 3 wire cable runs from there to the first light l1.
3 Way Switch With Power Feed Via The Light How To Wire A
3 way switch multiple lights power at light. 3 way switch diagrams for multiple light fixtures. You have the power coming in at a light. The black hot wire connects to the far right switchs common terminal. Both your three way switch cables should go to this light. This electrical wiring diagram shows power into light switch box 1 wire to light from switch box 1 and from switch box 1 to three way light switch box 2. This option actually requires you to run two romex lines between the lights.
Two lights between 3 way switches power via a light the power for the circuit joins the light fixture f1 via the cable c5. Wiring diagram for a 3 way switch one of the many wiring diagrams showing different methods of wiring a three way switch circuit. The hot source is spliced to the white wire which should be marked as being hot with black tap and run through to the common terminal of sw1 and from here the hot from the light is spliced through to the common. Then youll use a two wire cable to go from light 1 to 2 to 3 to 4. Red and blue wires link traveler terminals of both switches. The neutral connects to the light lt1 and is spliced through to lt2 via the cable c4.
Option 2 is for power into the first switch. This 3 way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture. In this light switch wiring diagram the power feed joins the circuit via the light fixture where a two wire cable c2 runs from the light to the first 3 way switch sw1 and a 3 wire cable c3 joins the two switches. White to the black power supply black from the switch to the red in the 12 3 and the black of the light. Three way light switch with power feed via the light. In this diagram power enters the fixture box.
The hot from the power source is spliced through to the common terminal of the switch sw1 via cable c1. Option 1 is for power into the first switch wire to the lights and lastly wire from the light to the other switch. It is true that there are several wiring configurations for wiring 3 way light switches and all of the wiring configurations will depend on where the incoming circuit power is located and once that is identified the rest of the three way wiring connections are straight forward. In the 4th light you will connect a 12 2 going out to the switches like this. Here the neutral connects to the light f1 and is spliced through to light f2. Let me know if this makes sense to you.
Wiring a 3 way switch with multiple lights. 3 way light switch with power feed via the light two lights the power cable c1 joins the circuit at the light fixture f1. The hot from the power source is spliced through both fixtures and terminates at the common terminal of sw1 via cable c3. Call it light 1.