The red and black wires are connected to the four way switches. Sometimes the switch wiring connection diagram is printed on the inside of the 4 way switch packaging box see example below.
Is It Possible To Add A 4 Way Switch To This Configuration
4 way switch drawing. A four switch configuration will have two 3 way switches one on each end and two 4 way switches in the middle. Attach the black and whiteblue traveler wires exiting the 4 way switch box to the next 4 way or final 3 way switch box to the out terminals often the bottom terminals on the 4 way switch black on the left bottom pole and whiteblue on the right bottom pole. The center switch is 4 way switch while the outer two switches are 3 way. A 4 way switch is always placed in between two 3 way switches. It contains directions and diagrams for different kinds of wiring strategies as well as other things like lights home windows and so on. Leviton three way switch diagram wiring diagrams hubs leviton 4 way switch wiring diagram wiring diagram consists of several in depth illustrations that show the link of assorted products.
That page and its links also discuss proper wire colors and several wiring alternatives. Follow the switch manufacturers instructions and wiring diagram as the connections on the switch vary by manufacturer. Watch the 4 way switch video below and pay attention. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wirenut. In the diagrams below the first switch 3 way common terminal connects to line voltage. I have a few of the most common ways in wiring a 4 way switch to help you with your basic home wiring projects.
Shown above is an animation of a circuit using three switches to control a light. In general practice the diagram above is most often used and is a good guide for wiring a new 4 way switch circuit. The white wire is marked black at each end to mark it as hot. A 4 way switch wiring diagram is the clearest and easiest way to wire that pesky 4 way switch. This 4 way switch diagram 1 shows the power source starting at the left 3 way switch. 4 way switch wring diagram.
The first switch 3 way travelers brass color connect to one pair of the second switch 4 way travelers black or brass color. For a discussion of how to wire such circuits see 3 way and 4 way light switches. The black wire running to the 4 way switch is connected to the hot terminal on the light and at the switch box its spliced to the black wire from the common on sw2. This 4 way switch diagram 2 shows the power source starting at the fixture. The red and white are used as travelers between the 4 way and sw2. They all must be between the two 3 way switches.
You can have an indefinite number of 4 way switches in a circuit. When wiring in the 4 way switch it is most simply described as simply cutting the two traveler wires the two wires that go between the two 3 way switches and terminate on each switch and putting two wires from one switch on the top two terminals of the 4 way switch while putting the other two wires from the other switch on the bottom two terminals. If you understand how to wire a 3 way switch youll have no issues with a 4 way switch.
Gallery of 4 Way Switch Drawing
