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Security System Sensors

Shop the best prices on 13,380 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, GreenZech, Ydcy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,217 - 1,248 of 3,200
Magnetic Door Window Contact Sensor Alarm Wired-Metal Security Burglars Alarm
£10.95
Closed Module Alarm Triggered Vibration Delay Time Relay Switch Module Vibration Trigger Sensor Board
£20.95 Save £118.05 RRP: £139.00
Safety Sound Monitor Intelligent Sound Recognition Device for Monitoring Camera Automatically Alerting on Specific Noise Multicolor
£10.95
Doors and Windows Alarm Home Safety Anti-theft Wireless Door Magnetic Sensor 110dB Volume Refrigerator Window Open Reminder
£22.95 Save £4.00 RRP: £26.95
HIIXHC Personal Security Window & Door Alarm Bell | Wireless Sensor Door Window Burglar Alarm | Pack of 10
£21.95 Save £17.00 RRP: £38.95
Infrared Beam Sensor,1 Pair Single Photoelectric Detector Active IR Alarm Host for Security System
£12.95 Save £9.00 RRP: £21.95
Anti-Theft Refrigerator And Freezer Alarm, Door Window Left Open, Reminders At 30 Seconds 0830 szbym02
£8.95 Save £20.00 RRP: £28.95
Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm
£10.95 Save £8.00 RRP: £18.95
High Sensitive Vibration Detector Earthquake Alarms with LED Lighting Door Home Wireless Electric Car Alarm
£12.95 Save £6.00 RRP: £18.95
Smart Home Security Sensor with Wi-Fi Door and Window Alerts, Real-Time App Control for Anti-Theft Protection
£7.95 Save £11.00 RRP: £18.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
£37.95 Save £26.05 RRP: £64.00
Security Window Door Burglar Alarm Bell Anti-theft Wireless Sensor Detector
£1.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
£11.95
Magnetic Door Window Contact Sensor Alarm Wireds Metal Security Home Burglars Alarm NO NC Magnetic Switches Easy Install
£7.95 Save £31.00 RRP: £38.95
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
£18.95 Save £30.00 RRP: £48.95
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work
£12.95 Save £2.00 RRP: £14.95
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module
£11.95 Save £4.00 RRP: £15.95
- Ceiling Pir Mot Sensor S 200w Ultra Infd Induct Adj Dela
£25.95 Save £8.00 RRP: £33.95
Smart Motion Sensor,wifi Wireless Security Alarm,with Free Notification
£27.95 Save £46.05 RRP: £74.00
Ultra Thin Saw Blade For Glass Cutting Disc For Cutting Glass Jade Crystal
£20.95 Save £28.05 RRP: £49.00
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
£32.95 Save £41.05 RRP: £74.00
Automated Gate Safe Infrared Detector Sensor for Swing Sliding Garage Gate Door Safety Infrared Beam Sensor Photocells
£8.95 Save £40.05 RRP: £49.00
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation
£21.95
Door Window Sensor with App Notifications Home Security Alarm Burglar for Enhancing Home Security and Monitoring
£32.95
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with Alexa, Smart Life(Black)
£15.95 Save £5.00 RRP: £20.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home 2025
£8.95 Save £8.00 RRP: £16.95
24pcs Window Door Alarm Sensor Electronic Anti-burglary Security Alarm
£49.00 Save £20.00 RRP: £69.00
1-10pcs Tuya WiFi Door Sensor Window Sensor Smart Home Wireless Door Detector Smart Life APP Remote Control for Alexa Google Home 25-26
£139.00 Save £80.00 RRP: £219.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(3PCS)
£15.95
2X Tuya ZigBee Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector
£33.95
Trip Wire on Reusable Reel (3 Pack) - Early Warning Perimeter Defense for All Devices 85FT Line on Easy Wind Reel
£11.95
2X Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
£35.95