May 2019
A platform to learn electrical wiring, single phase, 3 phase wiring, controlling, HVAC, electrical installation, electrical diagrams.
This post is about the 4 way switch wiring diagram. A 4 way switch is a type of switch which is used for switch off/on a light or other electric devices from multiple places. Today in this below 4 way switch wiring diagram. A light is controlled from 3 places. This light bulb can be switch on/off from each switch. For example if a person switch on the light bulb from the first switch then he/she can switch off it from 2nd or 3rd switch.



How To wire a 4 way switch diagram


In the below 4 way switch diagram, a light bulb is control from 3 switches. The first and 3rd switches are 3 way switch, (note that it's also known with name of 2 way switch). And 2nd switch is a 4 way switch.
The neutral wire is shown black color and line wire with red color. The green color is used for earth or ground wire.


4 way switch wiring diagram

I hope this diagram help you very much if you want to learn how to do stair case wiring then the below post and diagram is for you.

How to control one light bulb from two places
How to do stair case wiring with different methods