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Security System Sensors

Shop the best prices on 11,385 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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2,209 - 2,240 of 11,385
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores
£11.94 Save £52.68 RRP: £64.62
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
£13.75 Save £27.51 RRP: £41.26
2025 Wykrywacz Podsuchw I Kamer Lokalizatorw , Wiretapping Detector
£37.40 Save £74.81 RRP: £112.21
Smart ZigBee WiFi magnetic sensor for doors and windows
£12.66 Save £5.42 RRP: £18.08
Improved Shock Activated Security Device Loud 125dB Warning Sound Quick Adhesive Installation Anti Tamper Alarm White
£17.93
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
£11.95 Save £12.00 RRP: £23.95
Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm_c*
£6.25 Save £13.08 RRP: £19.33
SONOFF SNZB 02 ZigBee Temperature And Humidity Sensor eWeLink Smart Home Security
£24.95 Save £6.00 RRP: £30.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
£44.41 Save £18.91 RRP: £63.32
2pcs Automatic Infrared Beam Detector Alarm Sensor, IR Door Light for Burglar Alarm System
£45.36 Save £45.35 RRP: £90.71
Ewelink ZigBee Smart Sensors for Windows, Doors, and Motion Detection in UK Homes
£23.95 Save £6.00 RRP: £29.95
Tuya Zigbee Smart Door Sensor for Home Security, Detects Openings and Connects to Smart Life App
£23.95 Save £6.00 RRP: £29.95
Tuya ZigBee Smart Temperature and Humidity Sensor, Battery-Powered for Smart Home Use
£24.95 Save £6.00 RRP: £30.95
Tuya Smart ZigBee Door Sensor Door Open / Closed Detectors App Notification
£41.95 Save £32.05 RRP: £74.00
Itead SONOFF DW2 WiFi Smart Door Window Sensor Door Open/Closed Detectors
£104.00 Save £35.00 RRP: £139.00
NEW Tuya Door Sensor Wifi Window Shatter Sensor Door Window Magnetic/shock Detector
£22.95 Save £21.00 RRP: £43.95
Zigbee Smart Human Presence Sensor Human Motion Sensor 24GMillimeterWave Radar Detection With Alarm for Home Smart Life
£31.68 Save £19.01 RRP: £50.69
Z Wave Plus 700Series PIR Motion Detector with Temperature Humidity Light Sensor Work with Smartthing,Vera(868.4MHz)
£42.12 Save £25.27 RRP: £67.39
2 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 Jske
£28.95 Save £9.00 RRP: £37.95
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
£12.95 Save £5.00 RRP: £17.95
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025
£9.74 Save £8.75 RRP: £18.49
LQ-698 Tuya Smart Home Wireless Temperature And Humidity Detector Sensor, Need to be used with Gateway (TBD05620685)
£26.95
Magnetic Clothing Hard Tag Remove Security Detacher
£10.97 Save £5.48 RRP: £16.45
Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm Anti Theft Door Alarm
£8.95 Save £2.00 RRP: £10.95
Tuya Zigbee Door Sensor Window Sensor Wireless Smart Door Sensor Alarm Support Home Security&Automation
£13.95 Save £3.00 RRP: £16.95
Sonoff Dw2 Wi-fi Wireless Door And Window Sensor
£24.28 Save £15.78 RRP: £40.06
Tuya WiFi Smart Door Magnetic Sensor with App Control: USB Wireless Door & Window Sensor for Magnetic Detection
£24.76
Door Window Alarm for Kids Safety,Wireless Door Alarm for Home Security Personals Security Window Alarms Sensors Burglar
£12.74
Small PM2.5 Sensors for Continuous Air Quality Monitoring in Public Space and Workplaces DIY Air Quality Project
£47.77
Glass Break Detectors, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm (2pcs) Banban
£33.90
Battery smoke alarm
£90.00
Triple Pack Tuya WiFi Smart Temperature and Humidity Sensors for UK Home Monitoring - GSL Edition
£35.71 Save £12.00 RRP: £47.71