The IR Sensor (ST123) offers smart, contactless control of lighting—automatically switching on when a door opens, and off when it closes. Ideal for seamless, energy-efficient lighting in homes, offices, or hospitality areas.
Features
Short-distance infrared detection: activates at 5–6 cm
Supports LED lighting up to 200 W (incandescent up to 500 W)
Durable polycarbonate housing, IP20 rated
Designed for indoor use with a sturdy 1.5 m sensor cable
Wide operating temperature: –20 °C to +50 °C
Backed by a 5‑year warranty
Daily Uses
Banquet halls & meeting rooms: automatic lighting with door activity
Closets, cabinets, pantries: hands-free illumination
Washrooms and utility areas: light turns on when in use
Entryways and corridors: gesture-free control
How to Use & Install
Installation
Shut off power before installation
Mount sensor on the wall using included screws
Connect sensor wiring to power and lighting load per diagram
Power on and test operation
Operation
Opens door beyond ~5 cm → lights turn on
Closes back within 5 cm → lights switch off
Silver reflective sticker improves detection
Frequently Asked Questions
What’s the maximum lighting load?
Up to 200 W for LEDs, and 500 W for incandescent bulbs.
Does it work in cold/hot environments?
Yes—rated for –20 °C to +50 °C.
Is it easy to install?
Absolutely—requires minimal installation, following wiring diagram.
Any maintenance needed?
Keep the detection area clear and reflective sticker in place.
Why Choose ST123?
Smart activation via door movements for hands-free convenience
Energy-saving with automatic lighting control
Simple, reliable, hidden installation—no switches needed
Long warranty ensures peace of mind
Buy Now
Upgrade your lighting with the ST123 IR Sensor—elegant, automatic, and energy-efficient. Add to your cart today for smarter illumination!