Two Switch Wiring Diagram For Ceiling Light. Rewire a switch to control an overhead fixture. As shown in the diagrams below you can paint a couple of inches of the end of the white wire blackor wrap it with black electrical tapeto indicate that it is being.
We can see the two brass terminals both the black hot wires are connected with the two terminals of the switch. The feed wire the hot wire coming from the service panel runs to the switch before it goes to the fixture. 3 way light switch using a two wire control.
Two light switches connected to the same power source can control a single light fixture too.
In this configuration the switches are called confusingly three way switches. A two way switch is one of the most basic parts of house wiring. If the second switch is in the off position then the light will be off it. However if the switch box only has wiring for switching only and the neutral wire of the circuit is not present then providing circuit power for additional light fixtures is not possible.