Learn how to wire a 4 way switch with our detailed wiring diagram and step-by-step instructions for easy installation and troubleshooting.. The 4-way switches connect with 2 three-way switches for controlling a single light or many lights at 3 or more points. The 4-way switch employs traveler wires that pass between stitches in many combinations for completing circuits. Here we will learn the 4-way switch wiring process with details and find different methods for wiring combinations.
Here are PDF files of these diagrams (schematics & wiring). In this case, there is a 14-2 cable running directly from the source of power to the 3-way switch, and a 14-3 cable is employed to run till the 4-way switch. After that one more 14-3 cable is employed for connecting the 4-way switch to the second 3-way switch and then, finally, the 14-2 cable is used for connecting with the light or.. Clear and accurate 4 way switch wiring diagram with step-by-step guidance for proper electrical connections and installation.