What Is an Occupancy Sensor?
An occupancy sensor is a fully automated motion sensor that turns lights on automatically when you enter a room and off when you leave — the “Auto-On / Auto-Off” standard for hands-free lighting convenience. Using Passive Infrared (PIR) or dual-technology detection, these switches accurately detect presence and switch off after a preset time delay (typically 30 seconds to 30 minutes) once the space is vacant.
Best Applications for Occupancy Sensors
Full automation is ideal for high-traffic or transitional spaces where hands-free control delivers the most value:
- Laundry Rooms & Pantries: Walk in with an armful of clothes or groceries and have the light turn on instantly.
- Walk-in Closets & Supply Rooms: The light is on when you need it and off when you close the door.
- Garages: Drive in and have the lights turn on automatically for safe, convenient entry.
- Hallways: Provides safe passage at night without needing to find a switch.
Occupancy vs. Vacancy: Choosing the Right Sensor
Not every space calls for full automation. While an occupancy sensor handles both on and off automatically, a vacancy sensor requires a manual press to turn lights on but switches them off automatically — the preferred choice for Title 24 compliance in California, where auto-on is restricted in certain rooms. In larger or open-plan spaces, ceiling and wall mount sensors provide wider 360° coverage, while fixture mounted sensors integrate directly into the light itself for high-bay and warehouse applications. All work within the same motion sensor light switch ecosystem.
Shop Occupancy Sensors at Bees Lighting
Bees Lighting carries a professional-grade selection of occupancy sensors from trusted brands including Lutron and Legrand — covering PIR, dual-technology, and dimming sensor models for residential and commercial installations. Whether you need a no-neutral wall switch for an older home or a high-sensitivity dual-tech sensor for an open office, our catalog includes options for every wiring configuration, load type, and mounting format. Browse the full selection above or contact our lighting specialists for project-specific guidance.
