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Security System Sensors

Shop the best prices on 12,581 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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3,009 - 3,040 of 3,200
Best Professional GPS Tracker Detector - GPS Finder with High Accuracy
£49.00 Save £70.00 RRP: £119.00
Door Window Alarms, Adjustable Volume, Chime/Alarm, Door Window Alarm Sensor for Home Security, Kid
£27.95 Save £26.05 RRP: £54.00
Smart ZigBee WiFi door sensor wireless for windows and doors
£20.95
Door and Window Alarm, Wireless Door and Window Detectors with Remote Control and Batteries, Anti-Intrusion Anti-Theft Magnetic Sensor use in Home and Philipa
£23.95 Save £8.00 RRP: £31.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
£24.95
8pcs Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device f54 Edition 0827
£24.95 Save £23.00 RRP: £47.95
Wireless Security Alarm Window Detector Smart Door Open Contact Sensor Google Assistant for Zigbee
£15.95 Save £33.00 RRP: £48.95
06j906461d Afh60-37 Mass Air Flow Sensor Meter For A4 Base A5 A6 Cc Golf Vi
£26.95 Save £16.00 RRP: £42.95
Tuya WiFi/ZigBee Human Presence Sensor mmWave Radar Detection PIR Motion Sensor Smart
£54.95 Save £39.05 RRP: £94.00
Ewelink ZigBee Smart Window Door Sensor/Temperature Sensor/Human Motion Sensor Smart
£23.95 Save £6.00 RRP: £29.95
2Pcs Infrared Beam Detector, 20m Waterproof Security Sensor for Door/Window Burglar Alarm System SZRH
£12.95 Save £21.00 RRP: £33.95
Wireless Door Sensor Alarm, Magnetic Induction, 433 Remote Control, Home Anti-Theft
£34.95 Save £19.05 RRP: £54.00
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
£12.95 Save £12.00 RRP: £24.95
Vibration Type Door Handle Sensor Alarm, Export-Ready
£32.95 Save £16.05 RRP: £49.00
Wide Angle Wireless Human Body Infrared Detector, Curtain Alarm Sensor for Home Security
£34.95 Save £19.05 RRP: £54.00
Wireless Door Opening Contact Sensor Alarm with Buzzer
£33.95 Save £15.05 RRP: £49.00
Wireless Waterproof SOS Emergency Alarm Button for Help
£30.95 Save £23.05 RRP: £54.00
5-Pack Black Recessed Magnetic Contacts for Door and Window Alarms
£12.95 Save £7.00 RRP: £19.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
£39.95 Save £9.05 RRP: £49.00
Mini Stainless Steel Float Switch Tank Liquid Water Level Sensor Double Ball Float Switch Tank Pool Flow Sensors
£38.95 Save £10.05 RRP: £49.00
Tuya WiFi Smart Door & Window Sensor, Wireless Anti-Theft Alarm, Alexa & Google Home Compatible, App Real-Time Alerts, Home Security, No Hub Required
£9.95 Save £10.00 RRP: £19.95
Door Sensor Door Open Alarm for Home Security 1Set Magnetic
£10.95 Save £2.00 RRP: £12.95
1 Pair Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
£13.95
Infrared Beam Sensor Weatherproof Photocell for Gate Opener DC/AC 12V24V Outdoor Safety
£29.95 Save £15.00 RRP: £44.95
Smart Home Zigbee Solar Rain Sensor Wireless App Control
£21.95 Save £9.00 RRP: £30.95
Infant Toddler Arm Wear Bed Wetting Alarm Kids Elderly Adult Bedwetting Enuresis Urine Sensor
£28.95
Professional Boat Engine Hood Door Alert System Suitable for Transportation and Logistics Monitoring Unauthorized Access
£8.95
Freezer Door Alarm, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open Alarm Loud 108d
£29.95 Save £5.00 RRP: £34.95
Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm
£12.95 Save £7.00 RRP: £19.95
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
£32.95 Save £36.05 RRP: £69.00
Eas Mini Key Detacher: Security Tag Remover Hook for Super Alarm
£7.95 Save £24.00 RRP: £31.95
Powerful siren alarm for doors and windows with wireless magnetic sensor
£10.95 Save £25.00 RRP: £35.95