One wire comes in from the power source, and one wire goes out to the light(s). A 3-way switch adds two terminals for travelers, which connect two 3-way switches together. Can I use a 3-way switch ...

Avoid these mistakes when wiring a light switch—plus a bonus tip! This video covers essential considerations for safely and ...

My house was built in the 50s, with wiring from that time period. I'm trying to understand how to connect a modern switch up in the place of an existing old one and it just isn't making sense to ...

Next, refer to the switch-wiring photo you took earlier to connect the existing wires to the new switch. Here’s how a single-pole switch is typically wired: The electrical box usually has two ...

If you do have this wire, Donnelly says to attach it to the green screw, which will be on your light switch. Step 5: Replace the switch plate Use a screwdriver to place the switch plate back on ...

The following brands all sell smart light switches and bridges that will work without a neutral wire. We've had the most experience with Lutron, and have found it to be an excellent solution.