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Security System Sensors

Shop the best prices on 8,352 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Dirtypigs, Aura 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 8,352
2025 Latest Model Door Open Detection Alarm Door & Window Sensor Simple Use Door
£10.38 Save £7.16 RRP: £17.54
2025 Latest Model WiFi Door Alarm Window Sensor Detector Smart Home Security Tuya SmartLif
£49.68 Save £44.22 RRP: £93.90
Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm
£8.52 Save £17.05 RRP: £25.57
Door Alarm Cylinder Infrared Sensor Weather Resistant for Home Security Indoor Use 300m 1 Set
£19.72 Save £18.14 RRP: £37.86
Home Security WiFi Door Sensor Magnetic Triggered Door Sensor 2Pcs
£18.62 Save £5.60 RRP: £24.22
Door Sensor Remote Window Alarm for Home Use 1Pair White ABS Material
£10.94 Save £8.64 RRP: £19.58
4PCS Tuya ZigBee Smart Vibration Sensor: Real-Time Monitoring for Doors & Windows, Alarm System for Smart Homes
£46.03
Wifi Smart Door Window Sensor Alarm Detector Security Alexa Google
£12.95 Save £3.89 RRP: £16.84
Door Magnetic Reed Switch for Alarm Use Recessed White Contacts
£4.10 Save £1.07 RRP: £5.17
Wireless Door Window Magnetic Sensor Antitheft Detector Home Security Alarm for Family Office Hotel Apartment Villa
£11.95 Save £8.00 RRP: £19.95
Vibration Sensor Detector Alarm Monitor Wireless Automation Control for Home Office NO.5140
£20.75 Save £8.28 RRP: £29.03
Automatic Toilet Flush Button Smart Flusher ExternalInfrared Sensor
£10.95
Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection White
£10.95
2Pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB
£17.75 Save £17.75 RRP: £35.50
Zigbee Smart Vibration Sensor,Real Time Monitoring,App Remote Control
£10.95 Save £2.00 RRP: £12.95
Break Sensor Alarm 125dB for Ultra-Slim Vibration Sensing Self-adhesive Battery Powered Warner Home Window Business Door
£12.17 Save £1.35 RRP: £13.52
5pcs Micro2 Fuse Tap Add-a-circuit Blade Atr Mini Fuse Holder 15a Fuse Hfmqv
£13.95 Save £4.00 RRP: £17.95
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Black
£8.95
Tuya Zigbee Smart Vibration sensor Tilt detector Home security protection Smart Life App Realtime monitoring alarm
£116.95 Save £36.00 RRP: £152.95
2 Sets Magnetic Reed Switch Aluminum Alloy AC220V NC Surfaces Mount Wired Door Window Sensor for Hom
£19.95 Save £6.00 RRP: £25.95
Thermocouple Tilt Switch Safety Sensor 4.5x5.5cm ABS 71g
£8.22 Save £3.86 RRP: £12.08
Tuya Zigbee Smart Temperature and Humidity Sensor
£13.95
DC 12v 24v Infrared Sensor Detector Door Safety Photocell Beam Sensor
£11.95
Mengshen 2-pack magnetic door window alarms with 110dB alert for home security and DIY installation
£36.31 Save £7.20 RRP: £43.51
Magnetic Clothing Hard Tag Remove Security Detacher
£4.80 Save £2.39 RRP: £7.19
Magnetic Remover Clothing Hard Tag Remove - Security Tag Detacher for Easy Tag Removal New
£13.57
Magnetic Clothing Hard Tag Remove Security Detacher
£19.72
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
£9.95
Tuya WiFi Smart Home Burglar Alarm Sensor Infrared Motion Detector PIR Sensor Security Protection R
£18.95 Save £2.00 RRP: £20.95
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection White
£6.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Switch for Door
£20.27 Save £6.07 RRP: £26.34
Tuya Matter Thread Door Window Sensor Usb Powered Smart Home Wireless Detector Work With Alexa Home
£11.81