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Security System Sensors

Shop the best prices on 15,222 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,537 - 1,568 of 3,200
26-27 Automatic Infrared Beam Detector 2Pcs for Door Light Sensor Alarm System
£40.95 Save £43.05 RRP: £84.00
4PCS High Decibel Door and Window Alarm, Ultra-Thin Vibration Sensor Alarm (Silver)
£59.00 Save £30.00 RRP: £89.00
Tuya Smart Zigbee Temperature And Humidity Detector Sensor APP Real Time Monitoring LCD Screen Diaplay compatible with Google Smart Home
£9.95 Save £6.00 RRP: £15.95
(10 PCS) Intelligent Digital wired Vibration sensor Alarm glass wall safe box case box shock detector security burglar alarm
£129.00 Save £50.00 RRP: £179.00
Tuya Zigbee Temperature Sensor App Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2m unbrand
£6.95 Save £4.00 RRP: £10.95
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
£29.95 Save £15.00 RRP: £44.95
Door and Window Alarm, Wireless Door and Window Detectors with Remote Control and Batteries, Anti-Theft Intruder Magnetic Sensor for Home and Child S
£27.95 Save £23.00 RRP: £50.95
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety, for Home Security, Office Protection
£9.95 Save £11.00 RRP: £20.95
Negative Battery Cable AV6N-10C679- for Focus Escape Transit 2012-2018 Battery Management System Sensor AV6N-10C679-GB
£34.95
Tuya Zigbee Smart Door Magnet Door And Window Sensor Rechargeable Wireless Smart Door And Window Se
£4.95
For Magnetic Door Switch Rc33 Nc Recessed Wired Sensor Alarm 10 z
£54.00
Rectangular Magnet D652516 Actuator Switch Magnetic Sensor Kit - 3 Pcs
£24.95
w Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance
£45.95
w 2025 Latest Model Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home
£54.00
Wireless Door Reminder Door Alarm Sensor Door Open Alarm Indicator w
£89.00 Save £10.00 RRP: £99.00
Magnetic Reed Switch NC Contact Sensor, Zinc Alloy for Door Window Garage Warehouse Shop 100V
£34.95 Save £34.05 RRP: £69.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
£14.95 Save £15.00 RRP: £29.95
Rain and Snow Sensor Module Snow Raindrops Detection Sensor 485 Mode Automatic Heating 10‑30V
£29.95 Save £18.00 RRP: £47.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Doors, Windows & Cabinets - Reliable Security System
£42.95 Save £21.05 RRP: £64.00
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing Edition C
£49.00 Save £80.00 RRP: £129.00
Wireless Door Alarm for Freezer and Windows, Adjustable 3/15/30/60 Second Delay, 4-in-1 Safety Chime Sensor for Door Open Alerts
£23.95 Save £35.05 RRP: £59.00
Smart Zigbee Vibration Motion Sensor App Control Security Protection Motion Shock Alarm ZG-103ZL
£20.95
PIR+Light Sensor+Temperature/Humidity+USB Human Presence Sensor Zigbee Low-Power Temperature/Humidity Light Sensor
£22.95
2pcs Wireless Magnetic Sensor Door and Window Alarm for Home Security Child Safety Anti-Theft Detectors 125dB Siren
£19.95
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
£18.95 Save £21.00 RRP: £39.95
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores
£15.95 Save £6.00 RRP: £21.95
SONOFF SNZB-02D Zigbee Temperature Humidity Sensor Smart Home Remote Real-time Monitor Via Ewelink Alexa Google Home Assistant
£16.95 Save £4.00 RRP: £20.95
Tuya Smart WiFi Door Sensor Smart Home Open Close Detector Smartlife App Control Notification Compatible with Alexa Google Home
£31.95 Save £6.00 RRP: £37.95
Hidden door sensor detector window security for home security burglar alarms with low false alarms
£12.95 Save £6.00 RRP: £18.95
TV Simulator with AC Adapter for Home Security, Anti-Theft Deterrent Device, EU Plug-Compatible Sensor Solution
£20.95 Save £27.00 RRP: £47.95
5-Pack 25mm RFID Security Tags for Guard Tour Systems
£8.95 Save £16.00 RRP: £24.95
Multi- 2 In 1 Door Sensor For Door Opener Infrared Safety And Radar Safety Sensor For Automatic Doo
£109.00 Save £120.00 RRP: £229.00