What three-way switch means
A three-way switch is one of a pair of switches that control the same light from two places, such as the top and bottom of a stair.
Where it matters on a electrical job
Replacing three-way switches with smart switches is a common call. The wiring varies a lot between houses, so look before quoting a flat price.
What it costs
Jobs that involve three-way switch are priced in the light switch installation cost guide: about $150 typical, usually $100 to $200. The guide shows its sources and what moves the price.
Work it out
- Cost guide: Light switch installation cost
- Licensing: Electrical license rules by state
- Tools, templates and guides: Free electrical resources