Crown Infrared Motion Sensor

Crown Lighting ST41-2S Infrared Ceiling Motion Sensor 360°

Model: ST41H-2S

Upgrade your lighting control with the Crown Lighting ST41-2S, a high-performance ceiling-mounted infrared motion sensor designed to deliver reliable automation, energy savings and full-room coverage.

Key Features

• Full 360° detection for comprehensive room coverage — no blind spots.
• Detection distance up to 6 m, ideal for typical installation heights of 2–2.4 m.
• Rated load capacity up to 1200W (incandescent) or 300W (energy-saving lamps) at 220–240V AC.
• Adjustable light sensitivity (Lux) from <3 to 2000 Lux — automatically adapts to ambient conditions.
• Adjustable time delay from 10 seconds up to 15 minutes, allowing you to tailor how long lights stay on after last movement
• IP20 rated — designed for indoor ceiling mount applications.

Why It’s a Smart Choice

This sensor is perfect for hallways, storerooms, offices, garage entries, and any indoor space where smart lighting control and energy efficiency matter. The full-circle coverage means a single unit can reliably monitor a room without needing multiple sensors. Because the load rating supports high wattage, it covers both standard lighting loads and more demanding fixtures. The adjustable light and time settings let you optimize performance for your environment — reducing unnecessary lighting, improving comfort and saving on energy.

Installation & Use

• Mount on the ceiling at a height around 2.0 – 2.4 m for best performance. Krona
• Wire into 220-240 V AC supply (50/60 Hz).
• Set nearly invisible Lux and time-delay dials to match usage pattern.
• Compatible with incandescent, halogen, compact fluorescent and LED loads (verify type and wiring).
• Note: Installation should be performed by a licensed electrician in accordance with local safety standards.