3 Way Light Switch Wiring Diagram. Three-way switches allow for controlling a light fixture from two separate locations, these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room. Three-way light switches control a light from two locations, such as from both ends of a staircase or hallway.
It is much more complex than installing Wifi Light Switches. The Electric Toolkit provides some basic electrical calculations, wiring diagrams (similar to those found on this website), and other electrical reference data. Having multiple lights wired in parallel will not change your wiring.
Three-way switches allow for controlling a light fixture from two separate locations, these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room.
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Line voltage enters the light fixture outlet box. It is much more complex than installing Wifi Light Switches. Step-by-step instructions and troubleshooting guides included.