Interested in a 4 way switch wiring diagram. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.
Intermediate Switch Wiring Light Wiring
Three way switch diagram one light. 3 way switch wiring diagram depicting all wires in the ceiling junction box. 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. In the ceiling light fixture electrical box one black wire from a 3 way switch gets connected to the black load wire on the light fixture. In the above 3 way switch wiring diagram at each switch the black wire gets connected to the copper or black screw. For a 4 way light circuit to work you need two 3 way switches and at least one 4 way switch. Three wire cable runs between the switches and 2 wire cable runs to the light.
With a pair of 3 way switches either switch can make or break the connection that completes the circuit to the light. This might seem intimidating but it does not have to be. With these diagrams below it will take the guess work out of wiring. Wiring a 3 way light switch. Wiring diagram 3 way switch with light at the end. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
No longer allowed after 2011 nec if no neutral wire in switch boxes 3 way switch wiring diagram light fixture between switchesline voltage enters the first 3 way switch outlet box light fixture is located between switch boxesno longer allowed after 2011 nec if no neutral wire in switch boxes. Take a closer look at a 3 way switch wiring diagram. 3 way switch wiring diagram line to light fixtureline voltage enters the light fixture outlet box.