Mini Recessed PIR Motion Sensor Switch 110V-220V Automatic Infrared Detector
৳ 260.00৳ 300.00 (-13%)
The Mini Recessed PIR Motion Sensor Switch is an intelligent, low-profile environmental automation switch designed to provide hands-free lighting control. Utilizing advanced Passive Infrared (PIR) body induction technology, it detects human thermal movement within a 110-degree cone to automatically activate connected LED lamps, cabinet strips, or exhaust fans. The micro-sized cylindrical module is engineered for flush-mount installation inside ceilings, cabinets, or drywall panels, secured tightly via an integrated retention nut. Complete with a quick-disconnect wiring harness, this energy-saving switch is perfect for modern corridors, smart wardrobes, under-cabinet kitchen setups, and automated home security configurations.
Product Overview
Advanced Thermal Induction & Optics
- Multi-Zone Fresnel Lens: The prominent white dome cap houses a segmented multi-faceted lens. This layout breaks up the surrounding space into a grid of detection zones, focusing infrared signatures directly onto an internal pyroelectric sensor element to track passing body heat instantly.
- Wide Cone of Detection: Offers a generous 110-degree conical scanning field with an effective range of roughly 3 to 6 meters, ensuring passing footsteps are caught the moment someone enters a corridor or room.
- Onboard Light Sensing (Optional/Model Dependent): Many variants incorporate a built-in photosensitive resistor that prevents the switch from turning on lights during bright daylight hours, maximizing energy savings by functioning only in low-light environments.
- Adjustable Delay Settings: Features an internal timer circuit that keeps power active for a pre-configured window (typically ranging from 15 seconds to a few minutes) after all motion stops, ensuring continuous power while you work.
Structural Engineering & Installation
- Threaded Flush-Mount Cylinder: The cylindrical body features clean external threading paired with a matching star-profile retention nut. This allows you to drill a neat circular hole in wood, plaster, or drywall, slide the sensor through, and clamp it tightly from behind for a completely flush finish.
- Pre-Wired Quick-Disconnect Harness: To simplify complex wiring paths behind walls or inside cabinetry, the sensor terminates in a multi-conductor harness equipped with a secure, quick-locking nylon snap connector. This allows you to route your main electrical cables easily before snapping the physical sensor node into place.
- Versatile Voltage Engineering: Available in multiple electrical configurations tailored to your project requirements—including low-voltage 12V-24V DC models for safe LED cabinetry, as well as mains-rated 110V-220V AC versions for standard household ceiling lighting.
Common Field Applications
- Smart Wardrobes & Walk-In Closets: Mounting the sensor inside top cabinet panels to automatically illuminate clothing rods and shelves the moment a door is slid open.
- Corridor & Staircase Safety Lights: Setting up low-profile night lighting along baseboards or hallways that wakes up gently as you walk by at night.
- Under-Cabinet Kitchen Automation: Wiring the switch to flexible LED light strips under kitchen cabinets, providing hands-free countertop task lighting while cooking.
- Public Bathrooms & Exhaust Fans: Automating ventilation fans or small ceiling fixtures to exhaust air dynamically based on real-time room occupancy.














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