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 ...

In this video, I’ll show you how to wire up a light switch, whether it’s got 3 wires, 4 wires, or you’re adding a switch to a new construction. I’ll also cover wiring a light switch and ...

Below, I’ll show you the most common way to wire a 3-way switch. It’s what most electricians use today, because it’s easy and saves money. Here’s how it works: Power comes into the first ...

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 ...

Rocker switch wiring might seem complicated, but it's easy to understand once you break it down. These switches are things we ...

We show you how to wire in an electric fan relay kit with a thermostatic switch. If you've got an electric cooling fan on your classic car or hot rod and you want to know how to wire it with a ...

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 me.

It's worth noting that in 2011 the National Electrical Code was changed specifically to require a neutral wire at all switch locations.