The diagram below will give you a good understanding how this circuit is wired. Here two 4 way and two 3 way switches are used to control lights from four different locations.
2 Way Switch Wiring Diagram Diagram Base Website Wiring
4 way toggle switch diagram. A 4 way switch has 4 terminals or poles. 4 way switch wiring with four switches. When the switch is operated current will either travel straight through or crisscross. A 4 way switch wiring diagram is the clearest and easiest way to wire that pesky 4 way switch. Two terminalpoles are labeled in and two are labeled out pairs of wires called travelers will connect to each side. If youre not a professional electrician do yourself a favor and pay a few bucks more for a better brand.
Unlike other 4 way switches the screws are all the same color and there was no labeling or wiring diagram. I have a few of the most common ways in wiring a 4 way switch to help you with your basic home wiring projects. To add more locations to this circuit you just simply add additional 4 way switches in series with the existing 4 way switch. 4 way switch configurations are used to control lights with three or more switchesa 3 way switch is used on each end with one or more 4 way switches in between the two 3 way switchesthey do not have an onoff position like single pole switches. On top of that the lines connect differently than other 4 way switches. 4 way grounding toggle switch 15 amp 120 volt.
The two 4 ways are located between the two 3 ways and the traveler wires run from sw1 to t1 on the first 4 way. Study the 4 way switch and the manufacturers directions. It is important to understand how these switches are wired before attempting to troubleshoot or replace. T2 from that switch is wired to t1 on the second 4way and t2 connects to the travelers on sw2. Also this example is just adding a single 4 way switch which will give you 3 locations to control your light.