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Security System Sensors

Shop the best prices on 10,486 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
2X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-In Siren Alarm Sensor
From $30.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
From $24.95
Fridge Door Alarm with Open Door Alert and Adjustable Voice Warnings
From $22.95
Magnetic Curtain Door Sensor with 5m Wired Detector for Garage Door Opener Accessories
From $9.95
DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door
From $24.95
Wireless Door Alarm with Adjustable Delay, 4-in-1 Sensor Chime for Freezer, Fridge, or Window, Safety Alert When Left Open
From $25.95
Infrared Detector Sensor for Swing, Sliding, and Garage Gates - 1 Pair Safety Accessory
From $21.95
Curtain Infrared Light Screen Sensor Safety Grating Variable Frequency with Alarm 8‑33V DC 10m / 32.81ft
From $84.00
Window Alarm Set with 130dB Vibration Sensor for Home Door and RV Security, 6 Black Units
From $59.00
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
From $17.95
Smart Door Sensor - WiFi Wireless Window Sensor for Real-Time Message Notification Compatible with Alexa
From $34.95
E3Z-R61 NPN Photoelectric Sensor with Bracket, Mirror Reflection Type, 2m Range
From $17.95
Mailbox Sensor for Real-Time Home Security Monitoring
From $32.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $27.95
Wireless Outdoor Door Window Magnetic Alarm Sensor, Waterproof IP66 Home Security Burglar Anti-Theft Monitor
From $24.95
6-pack wireless anti-theft door and window alarm for home security, diy magnetic sensor
From $13.95
Sensor Infrared Safety Beam Photocell Detector For Garage Gate Door DOORHAN DITEC SOMMER
From $48.95
Waterproof Dual-Beam Photoelectric IR Detector - Outdoor Infrared Barrier Sensor with Lens Indicato
From $32.95
Tuya Smart Wifi SOS Button Wireless Security Alarm Panic Device Emergency compatible Elderly Kids compatible Safety Smart Life Rem CS fast
From $79.00
Light sensor for burglar alarm - infrared beam detector
From $54.00
Garage Door Sensor Replacement Kit for G801CB-P/801CB/041-0136
From $22.95
E3JKR4M1 ABS Housing Specular Reflection Type Photoelectric Switch Sensor(AC/DC12240V 3500mm)
From $32.95
Wired Photoelectric Vibration Alarm Sensor Detector Home Security Alarm System
From $16.95
Door Alarm Sensor White High Decibel Wireless Security Door Window Alarm Sensor Burglar Alarm
From $13.95
Door Stop Alarm Door Window Burglar Alarm Travel Business Trip Home Hotel Alarm Sensor
From $18.95
Intelligent Home Automation Light Sensors Energy Saving Solar Light Detector for Outdoor Brightness Sensors Accessories Multicolor
From $74.00
Passive Infrared Detector Human Body Induction Sensing Wired Outdoor Waterproof Adjustable Sensitivity
From $59.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home
From $27.95
Surface Mount Wired NC Door Contact Sensor Alarm - For Door, Window, Cabinets, 10pcs
From $13.95
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)
From $79.00
Door Sensor, Wireless Smart Door Window Alarm, Wireless Security Alarm
From $94.00
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
From $16.95