Build my own cabin - DIY projects

3-Way Switch (Power into Light)

When your electrical layout requires power to run into the light fixture before going to the switches you can use this wiring diagram.  If power needs to go through more than one light before you reach the switches you can duplicate the wiring shown on the one bulb below for each of the lights.

3-way switch (power to light)       

3-Way Switch Diagram (Power into Light) - (pdf, 75kb)

 

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Click the icons below to get our NEC® compliant Electrical Calc Elite or Electric Toolkit, available for Android and iOS.  The Electrical Calc Elite is designed to solve many of your common code-based electrical calculations like wire sizes, voltage drop, conduit sizing, etc.  The Electric Toolkit provides some basic electrical calculations, wiring diagrams (similar to those found on this website), and other electrical reference data. 

 electric-toolkit-android     Electrical Calc Elite