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Security System Sensors

Shop the best prices on 12,490 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, GreenZech and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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33 - 64 of 3,200
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025
£9.95 Save £9.00 RRP: £18.95
Abo-20 Infrared Sensor Barrier Detector, Anti-theft Alarm System
£24.95 Save £21.00 RRP: £45.95
Magnetic Security Tag Remover for Clothing - Detacher Tool for Retail Stores & Shops
£54.00
2 Pack White Burglar Alarm Door Window Sensor Wired Anti-theft Contact Detectors Waterproof Professional Quality For Kids Children Safety Diy Protecti
£9.95 Save £49.05 RRP: £59.00
2pcs Security 100db Wireless Door&Window Alarm Vibration Sensor Home
£29.95 Save £54.05 RRP: £84.00
New Tuya Zigbee Solar Light Sensor Waterproof IP65 Outdoor Brightness Detection Luminance Sensor Eas
£22.95 Save £7.00 RRP: £29.95
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)-Good
£69.00 Save £20.00 RRP: £89.00
Easy Installation Wireless Magnetic Alarm Sensors For Door And Window With Adjustable Sensitivity And Volumes Control Multicolor
£33.95
2Pcs Wireless Door Window Alarm Sensor 90dB Burglar Alert
£13.95 Save £7.00 RRP: £20.95
K98 Mini 3-in-1 Travel Detector, 78g, Wireless Anti-Theft Sensor
£28.95 Save £19.00 RRP: £47.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart H
£13.95 Save £6.00 RRP: £19.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Accessory
£15.95 Save £16.00 RRP: £31.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recognition Module
£19.95 Save £15.00 RRP: £34.95
Door Contact Sensor Alarm Durable Zinc Alloy Responsive Normally Closed 10W 100V Magnetic Reed Switch for Warehouse for Garage
£43.95 Save £45.05 RRP: £89.00
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
£17.95
Security Tag Detacher / Magnetic Remover Clothing Hard Tag Remove
£9.95 Save £22.00 RRP: £31.95
Glass Break Detectors, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office, Garage, Dorm Room, Or Even RV, White(2 Piece
£26.95 Save £13.00 RRP: £39.95
Door and window alarm safety magnetic sensor
£19.95 Save £10.00 RRP: £29.95
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
£17.95
Solar Driveway Alarm 984ft Range Wireless Sensor IP60 Weather-Resistant
£26.95 Save £12.00 RRP: £38.95
2025 Latest Model Door Open Detection Alarm Door & Window Sensor Simple Use Door
£10.95 Save £7.00 RRP: £17.95
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
£21.95 Save £14.00 RRP: £35.95
Infrared + Microwave Sensor Magnetic Sensor Remote Control 11 Ringtones Receiver Free Combination Home Protection Doorway Detect
£30.95
clearance Wireless Door Alarm with Siren, Magnetic Door and Window Sensor Alarm
£24.95 Save £34.05 RRP: £59.00
5 Pairs Wired Door Window Alarm Sensor with Magnetic Contact Switch for Home Security
£17.95 Save £9.00 RRP: £26.95
4 Pack Wireless Door and Window Alarm with 110dB Loud Alert for Home Security, Kids and Pets
£11.95 Save £6.00 RRP: £17.95
DC1224V Infrared Gate Sensor Outdoor Waterproof Photocell Beam Detector for Automatic Garage Door
£14.95 Save £7.00 RRP: £21.95
Smart WiFi Door and Window Sensor 2 Pack, App Control, Instant Alerts, Compatible with Alexa and Google
£24.95 Save £12.00 RRP: £36.95
WiFi Door Sensor Smart Window Alarm with Instant Alerts and App Control for Home Security Black 1Pack
£11.95 Save £6.00 RRP: £17.95
Infrared Beam Sensor Outdoor Alarm Weatherproof Single Beam for Home Door and Window Security
£16.95 Save £8.00 RRP: £24.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart Life APP Length 80cm
£28.95 Save £15.00 RRP: £43.95
Tuya Wifi Light Sensor Intelligent Home Lighting Sensor Link Control Light Sensor Illum
£17.95 Save £9.00 RRP: £26.95