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Shop the best prices on 11,368 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,953 - 1,984 of 3,200
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device-Yvan
$23.95 Save $12.00 RRP: $35.95
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage-Yvan
$14.95 Save $11.00 RRP: $25.95
Brand New 3 In 1 Bedwetting Alarm With Sensor Cable, Suitable For Night Enuresis
$30.95 Save $15.00 RRP: $45.95
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms B
$13.95 Save $31.00 RRP: $44.95
Magnetic Clothing Security Tag Remover - Hard Tag Detacher for Retail Stores
$32.95 Save $14.00 RRP: $46.95
home security wireless burglar alarm with magnetic sensor
$16.95
Security Door Sensor & Wireless Door Chime, 433MHZ for Home and Office 2025
$20.95 Save $21.00 RRP: $41.95
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors 26s
$139.00 Save $140.00 RRP: $279.00
Wireless Door Reminder Door Alarm Sensor Door Open Alarm Indicator 26s
$149.00 Save $150.00 RRP: $299.00
Security Door Sensor & Wireless Door Chime, 433MHZ for Home and Office 2025
$20.95 Save $21.00 RRP: $41.95
Thermostat Housing A2822033300 for Mercedes GLA CLA-Class X118 H247 2025
$41.95 Save $42.05 RRP: $84.00
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensiti
$43.95 Save $45.05 RRP: $89.00
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors 26s
$69.00 Save $70.00 RRP: $139.00
Magnetic Clothing Hard Tag Remove Security Detacher
$34.95
Pt Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$52.95
New Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$19.95
433mhz Wireless Magnetic Door Sensor Door Window Alarm
$9.95 Save $11.00 RRP: $20.95
Magnetic Clothing Hard Tag Remove Security Detacher
$34.95
Wireless Door And Window Sensor Contact Door And Window Magnetic Detector, 433mhz GreenZech
$31.95 Save $62.05 RRP: $94.00
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY Protection
$16.95 Save $5.00 RRP: $21.95
Wireless Door Windows Sensor Alarm Anti-theft Smart Remote Control For Kids Cabinet Safety Home Security GreenZech
$31.95 Save $62.05 RRP: $94.00
UTP 4 Channel Passive Video Balun Transceiver Metal 4 Channel Video Balun Receiver for CVI AHD Cameras CCTV
$35.95
Dance Machine Foot Sensor Foot Sensing Strip Sensor Bar Game Console Hand Dance Foot Switch Dance Machine Sensor Strip
$52.95
Surface Mount Wired Security Window Door Contact Sensor Alarm MC-31 Magnetic Contact Reed Switch White 5 Sets 20x Screws
$26.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and Adjustable Bracket
$23.95 Save $45.05 RRP: $69.00
Compatible for Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds Alarm for Home Safetyszrh a-s
$44.95 Save $29.05 RRP: $74.00
Wireless Door Sensor Alarm 433 Remote Control Magnetic Induction Home Security
$104.00 Save $105.00 RRP: $209.00
Reusable Trip Wire Reel 85ft with 12 Gauge Wire Perimeter Alarm Security
$54.00 Save $55.00 RRP: $109.00
Wireless Door Sensor Alarm 433 Remote Control Magnetic Induction Home Security
$104.00 Save $105.00 RRP: $209.00
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
$11.95
Callback Locator Anti-Theft Voice-Activated Sensor Alarm N9
$26.95
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
$48.95 Save $40.05 RRP: $89.00