3 Way Switch Wiring To 2 Way. Disconnect the three wires from the three way switch. The same wiring method is also used for two way switch wiring. For this project you will need a 3 way switch with no labels and a common terminal.
In the 1st diagram below a 2 wire nm cable supplies power from the panel to the first switch box. Standard 2 way switch wiring. The red wire is the other traveler. The following image shows the front and back view of a typical household two way switch.
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The first way of wiring uses a couple of two way light switches with a 3 wire control. They are not expensive and could be ul listed as this one amazon link. The same wiring method is also used for two way switch wiring. The travelers get connected to the two brass screw terminals on the 3 way switch. Typical 3 way switch wiring nm cable.