3 Way Light Switch Wiring Diagram Fig 2 Three. Turn off the branch circuit from your electrical panel and add all the electrical boxes required. Power at the 3 way switch.
It doesnt make any difference if its in parallel or in cross positions. The electricity source is connected to the 3 way switch first. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.
With these diagrams below it will take the guess work out of wiring.
First run a 2 wire cable from the wall power to. According to the position of its handle it will either let its light a1 get the hot connection or not. Turn off the branch circuit from your electrical panel and add all the electrical boxes required. Power at the 3 way switch multiple lights.