Three Way Light Switching | Intermediate Switch File

A three-way light switching system allows you to control a single light or group of lights from three different locations. This is commonly used in long hallways, staircases, or rooms with multiple entrances. Terminology Comparison Term usage varies by region, which often causes confusion: UK/EU/IEC Term North America (NEC) Term 2-Way Switch 3-Way Switch Middle Switch Intermediate Switch 4-Way Switch System Components