Encyclopedia & FAQ's

DIY Frequently Asked Questions / Three-Way Switch


  • DIY Frequently Asked Questions / Three-Way Switch')"> Controls power to lights and devices by turning off the hot side of the circuit.
  • Mounted in an electrical box.
  • Has three brass terminal screws.
  • Controls one circuit from two separate points. For example, a light that can be turned on in either the house or garage.
  • It may also include a green grounding screw.