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 ...

Light switch wiring is a task that most DIYers can take on themselves without calling an electrician. Follow these steps to wire your switches safely.

Here's how to swap outdated 3-way light switches for something much better. ... Be careful not to dislodge any wires from the switch ... Swap in your new switches. If your wiring matches my ...

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 ...

Simply wire it into your existing light switch wiring (no neutral wire required), adding some smart tech to non-smart light bulbs, like dimmable LED and CFL bulbs.

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.

Even if your home wasn't exactly built "smart," it is still possible to add HomeKit light switches without a neutral wire. Here's how. There are many ways to install a smart lighting system in ...