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Security System Sensors

Shop the best prices on 8,883 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Hsmy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,665 - 1,696 of 3,200
Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection
From $79.00
Door Window Alarm Home Hotel Magnetic Sensor Alarm Anti Theft Security Alarm Switch
From $32.95
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation
From $13.95
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation
From $13.95
Perimeter Trip Alarm Camping Trip Wire Alarm Device Early Warning Security System compatible with Outdoor Camping Property Safety SO
From $32.95
Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Range Tamper Output for Gate Door Window Burglar Security System
From $54.00
Invisible Beam Barrier Active Detection Infrared Sensor 100m Range Digital Pulse IR Alarm System for Security and Perimeter Protection
From $47.95
Tuya Wireless Emergency Button Intelligent SOS Alarm Call Button for Elderly One Button Scene Linkage Smart Security System
From $54.00
Wireless Security Alarm, Door Window Sensor, 90db, 5Pcs
From $19.95
Wide Range HiFi Audio Sound Monitoring Pickup Microphone 5-150m2 Coverage for CCTV Security Surveillance Systems
From $14.95
Wireless WIFI Door Window Sensor Alarm Contact Magnetic Entry Detector for Home Security with Tuya APP Control
From $17.95
Tuya ZigBee Devices Button Scene Switch Battery Powered Intelligent Linkage Smart Switch Automation Work with Smart Life
From $16.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From $19.95
Tuya APP Temperature Sensor Seedling Fermentation Animal Breeding Zigbee Temperature Detection Alarm
From $26.95
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
From $16.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches compatible with Enhanced Home Safety B
From $26.95
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $11.95
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $15.95
10PCS MC-38 Wired Door Window Sensor Magnetic Switch NC Normally Closed for Wired WiFi GSM Home Alarm Security System
From $13.95
Smart Magnetic Door Sensor Zigbee Door Sensor for Home Security Wireless Contact Sensor Programmable with Smart Life
From $12.95
Door Open Alarm with Voice Reminder for Fridge Freezer, Smart Door Sensor Alert
From $29.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
From $17.95
Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From $9.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $13.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
From $42.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $24.95
Compatible Tuya graffiti WiFi smart door magnetic sensor detector, home indoor door magnetic alarm sensor, smart graffiti WiFi door magnetic sensor -
From $42.95
Compatible laser infrared beam detectors, human body induction infrared alarms, infrared beam detectors that stop upon obstruction, and remote control
From $49.95
Magnetic Reed Switch Door Contact Sensor 31B Pack of 10, NC NO Dual Contact for Security
From $59.00
Magnetic Door Window Contact Sensor Wired Recessed Alarm Reed Switch Brown RC33
From $21.95
Wired Door Window Contact Sensor Pack of 6 with Hidden Recessed NC Magnetic Reed Switch for Security
From $25.95
10 Pair Wired Door Window Sensor Magnetic Contact Sensor Normal Closed Wired PSTN GSM WIFI Wireless Alarm System Home Security
From $39.95