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Security System Sensors

Shop the best prices on 11,311 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Woosien and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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513 - 544 of 3,200
DC 12v 24v Infrared Sensor Detector Door Safety Photocell Beam Sensor
$18.95
Wireless Security Alarm, Door Window Sensor, 90db, 10Pcs
$26.95 Save $6.00 RRP: $32.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm
$44.95
(New) PB-68R Intelligent Wireless Door Window Sensor
$19.95
(New) MC-03 130dB Multi-function Door and Window Anti-theft Alarm with 5 Modes
$23.95
(New) Door Window Magnetic Sensor Anti-entry Security Alarm
$27.95
(New) Tuya WiFi Sound And Light Door Magnetic Doors Windows Alarm Scene Linkage APP Reminder Sound And Light Door Magnetic Sensor
$45.95
(New) DOBERMAN SE-0106 Ultra-slim Round Door / Window Alert Detect Vibration Sensor Alarm for Home Alarms Security
$31.95
(New) N911S Home Door Window Induction Alarm Household Door Magnetic Wireless Anti-Theft Alarm
$26.95
(New) 10 PCS Embedded NC Model Door Magnetic Sensor Switch
$30.95
(New) DY-MC400A WiFi Smart Linkage Home Door and Window Detector, Support Voice Control & APP Remote Control
$34.95
(New) NEO NAS-DS07W WiFi Door Sensor & Window Sensor
$41.95
(New) PB-69W WIFI Smart Wireless Magnetic Door and Window Sensor
$32.95
(New) Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor
$37.95
[New] NEO NAS-TH02B Zigbee Temperature and humidity Sensor
$50.95
[New] 4 in 1 Door Magnet Refrigerator Delayed Door Closing Bell Anti-theft Alarm (3V)
$29.95
[New] PB-67R Intelligent Wireless Door Window Sensor with Emergency Button
$20.95
[New] MC-03 130dB Multi-function Door and Window Anti-theft Alarm with 5 Modes
$23.95
[New] DY-MC400A WiFi Smart Linkage Home Door and Window Detector, Support Voice Control & APP Remote Control
$35.95
[New] ABO-20L Single Beam Detector Active Half Egg Beam Infrared Detector Photoelectric Sensor, Detect Distance: 20m
$29.95
[New] T8 Anti-eavesdropping Anti-candid Camera Infrared Detector
$51.95
[New] Hotel Camera Anti-Peeping Infrared Detector GPS Positioning Signal Detection Locator WT18
$54.00
[New] YL-333 Wireless Door Window Entry Safety Security Alarm(White)
$16.95
[New] C100 125dB Vibration Sensor Alarm Door and Window Alarm Home Personal Anti-theft Alarm(White)
$32.95
[New] DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
$59.00
[New] Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor
$38.95
(New) 10 PCS Embedded NC Model Door Magnetic Sensor Switch
$31.95
(New) DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
$25.95
(New) PB-67R Intelligent Wireless Door Window Sensor with Emergency Button
$19.95
(New) DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
$54.00
Temperature Humidity Sensor Intelligent Linkage Wireless for TUYA ZigBee Audio Control for Google Home
$20.95 Save $12.00 RRP: $32.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
$16.95 Save $10.00 RRP: $26.95