Take a closer look at a 3 way switch wiring diagram.
Three way lighting circuit diagram.
Three wires between the two end switches probably using 3 core and earth cable.
This is only a wiring schematic and not the actual wiring method used for 3 way switch installations.
Three way switching 3 wires.
With these diagrams below it will take the guess work out of wiring.
Below is a simple 3 way schematic that can be applied to all three way electrical light switch connections.
This is also known as the conversion method since it is the easiest way to add a second light switch to an existing circuit.
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 boxes no longer allowed after 2011 nec if no neutral wire in switch boxes.
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.
3 way switch wiring diagram line to light fixtureline voltage enters the light fixture outlet box.
Wiring a 3 way light switch.
Pick the diagram that is most like the scenario you are in and see if you can wire your switch.
Two very old three way switches.
This might seem intimidating but it does not have to be.
3 way switch schematic wiring diagram.
Basic 3 way switch diagram how to wire 3 way light switch step by step.
With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
Turn the power off at circuit breaker.
Interested in a 4 way switch wiring diagram.