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.

That's where 3-way switches come in.. Unlike single-pole switches, which control lights from one location, 3-ways work in pairs. You must have two of them — and only two.

There are two types of light switches, says Donnelly: a single-pole light switch, which has two wires, and a three-way light switch with three wires that usually look identical.

Light switches are made with four basic wiring options that offer unique advantages: Single Pole Single Throw (SPST): A switch’s pole controls the destination of its electricity. So, a single ...

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.

Make sure you understand how light switch wiring works, what color wires do what, and how to switch the mains power on and off at the fuse box. 2. Remove the existing switch ...