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Security System Sensors

Shop the best prices on 11,282 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, Redkid 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 11,282
Wireless White Door Alarm Sensor High Decibel Security Burglar Alert
£6.36 Save £4.24 RRP: £10.60
Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm
£7.02 Save £4.31 RRP: £11.33
1080P WiFi Doorbell Camera Security System with Sensor Kit
£119.00 Save £20.00 RRP: £139.00
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
£18.95 Save £11.00 RRP: £29.95
Glass Break Detectors, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office, Garage, Dorm Room, Or Even RV, White(2 Piece
£26.32 Save £13.27 RRP: £39.59
Door and window alarm safety magnetic sensor
£19.80 Save £10.19 RRP: £29.99
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
£17.26
Solar Driveway Alarm 984ft Range Wireless Sensor IP60 Weather-Resistant
£26.95 Save £12.00 RRP: £38.95
2025 Latest Model Door Open Detection Alarm Door & Window Sensor Simple Use Door
£10.95 Save £7.00 RRP: £17.95
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
£25.95 Save £8.00 RRP: £33.95
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
£32.95 Save £10.00 RRP: £42.95
Tuya Zigbee Smart Vibration Sensor Home Security Guard
£20.95 Save £6.00 RRP: £26.95
SNZB-04P Zigbee Door and Window Sensor
£14.95 Save £5.00 RRP: £19.95
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
£21.98 Save £13.19 RRP: £35.17
Smart Garage Parking Light with Anti-Collision Sensor 300x200mm LED Alarm System
£26.95 Save £42.05 RRP: £69.00
Magnetic Sensor Switch - Wired For Home Garage Alarm Monitoring
£14.35 Save £12.00 RRP: £26.35
outdoor led motion sensor switch 90~240v 180 degree security infrared pir motion sensor detector wall light switch
£17.94 Save £5.39 RRP: £23.33
SSRGV Smart Wifi Door Window Sensor Magnetic Detector Home Security Alarm Voice Control for Google Home
£20.95 Save £10.00 RRP: £30.95
SSRGV 120dB Touch Sensor Security Alarm Home Travel Door Window Burglar Alert
£10.95 Save £6.00 RRP: £16.95
Magnetic Door Window Contact Sensor Alarm Wireds Metal Security Home Burglars Alarm NO NC Magnetic Switches Easy Install
£18.52
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Accessory
£6.95
SMCO01 Smart Home Tuya WiFi Smoke Detector Carbon Monoxide Alarm Wireless Sensor with Flash Light
£31.95 Save £42.05 RRP: £74.00
3-Pack Tuya WiFi Smart Temperature and Humidity Sensors for Indoor Climate Monitoring
£30.40 Save £12.00 RRP: £42.40
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
£26.95 Save £3.00 RRP: £29.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home Security System
£34.95 Save £3.00 RRP: £37.95
Smart WiFi Door and Window Alarm Sensor with Open/Close Detection Function, Remote Anti-Theft Alarm
£16.95 Save £4.00 RRP: £20.95
Tuya Intelligent Pressure Sensor for ZigBee Detection Automation Scene Linkage 400mm
£25.95 Save £3.00 RRP: £28.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
£18.95 Save £4.00 RRP: £22.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
£16.95 Save £4.00 RRP: £20.95
Detection Module 60G Fall Detection Millimeter Wave Radar 3D Technology Monitoring TTL Serial Output Module
£50.95 Save £23.05 RRP: £74.00
Solar Light Sensors Energy Efficient Waterproof Outdoor Brightness Detection Luminance Sensors Easy To Installation Multicolor
£44.87
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
£16.56