Light Switches (2026)
Light switches control lighting and fan circuits throughout your home in single-pole, 3-way, and 4-way configurations. Modern options include dimmer switches for adjustable lighting, timer switches for energy savings, and smart switches for app and voice control. Rocker-style switches have largely replaced traditional toggles.
Key Features
- Single-pole
- 3-way
- and 4-way options
- Dimmer capabilities
- Smart home compatible
- Rocker and toggle styles
- LED indicator lights available
Specifications
Applications
- Room lighting control
- Ceiling fan control
- Outdoor lighting
- Hallway 3-way switching
- Dimming for ambiance
Installation Overview
Turn off breaker. For single-pole: connect two hot wires to brass screws and ground to green screw. For 3-way: identify common terminal and connect traveler wires to brass screws. Secure in box and test.
Pros & Cons
Pros
- ✓ Easy upgrade from old switches
- ✓ Dimmers save energy
- ✓ Smart switches add convenience
- ✓ Multiple style options
Cons
- ✗ 3-way wiring can be confusing
- ✗ Dimmers may not work with all bulbs
- ✗ Smart switches require neutral wire
- ✗ Quality varies significantly
Top Brands
Code Requirements
NEC requires a wall switch-controlled light in every habitable room, hallway, stairway, and garage. Switches must be rated for the circuit amperage. Dimmer switches must be rated for the connected load.
Buying Tips
Match the switch type to your wiring configuration. Use CFL/LED-rated dimmers for modern bulbs. Smart switches typically require a neutral wire in the box.
Frequently Asked Questions
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