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Security System Sensors

Shop the best prices on 13,022 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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321 - 352 of 3,200
Smart Garage Parking Light with Anti-Collision Sensor 300x200mm LED Alarm System
£48.95 Save £45.05 RRP: £94.00
SmartLife Smart Motion Sensor | Zigbee 3.0 | Battery Powered | IP20 | Detector Angle: 120° | Detektoro Nedis
£36.95 Save £3.00 RRP: £39.95
Infrared Sensor Photocell for Security Gates, Motion Detector Beams, Garage Door Barriers
£27.95 Save £16.00 RRP: £43.95
2026 NEW Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module
£19.95 Save £12.00 RRP: £31.95
8X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
£9.95 Save £5.00 RRP: £14.95
3-Pack WiFi Temperature Humidity Sensor with Wireless Alerts, Data Export, Alexa & Google Assistant Compatible
£15.95 Save £12.00 RRP: £27.95
Burglarproof door sensor, intelligent induction alarm, -10-50℃ operation, home anti-theft alarm system
£16.95 Save £10.00 RRP: £26.95
TV Simulator Automatic Light Sensing 4/7 Hours 4 Inch UK Plug Home Security Gadget
£28.95 Save £17.00 RRP: £45.95
2PCS Tuya Matter Thread Door Window Sensor Alarm Smart Home Wireless Detector Work with HomeKit Alexa Google Home
£34.95
Tuya ZigBee Smart Vibration Sensor Wireless Glass Break/Drop/Tilt Detector Built-in Smart Siren Alarm for Home Security
£21.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
£6.95
4 pcs Glass Break Detector with 130db Siren Door Opening Detector Home Window Anti-Opening Alarm System for Your Home, Office, Garage, Dorm Room, or e
£34.95 Save £19.05 RRP: £54.00
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
£14.95 Save £20.00 RRP: £34.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
£13.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with Alexa & Google Home White
£9.95
Pt Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
£28.95
Magnetic Clothing Hard Tag Remove Security Detacher
£18.95
door handle alarm, door and window alarm touch sensor alarm door and window sensor, 120dB touch sensor anti-theft
£13.95
06j906461d Afh60-37 Mass Air Flow Sensor Meter For A4 Base A5 A6 Cc Golf Vi
£25.95 Save £1.00 RRP: £26.95
Standalone 120DB Siren Sound Alert Door Window Sensor Alarm Chime for Kid Safety Store Home Apartment Garage Security Protection
£19.95 Save £19.00 RRP: £38.95
High Accuracy Carbon Dioxide Sensor CO2 Transmitter 400-5000PPm for Agricultural Greenhouse
£74.00 Save £65.00 RRP: £139.00
CoRui TUYA Bluetooth Cubetouch Smart Fingerbot for Automated Button Pressing and Switching
£38.95 Save £15.05 RRP: £54.00
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
£49.00 Save £50.00 RRP: £99.00
3013 Ro Membrane Housing Replacement Fittings for Residential Home Household
£47.95 Save £16.05 RRP: £64.00
Rodent Repellent Ultrasonic Plug-in Mice Repellent Electronic Deterrent Devices Rat Control For Home Indoor Woosien
£40.95
Precise Dust Particle Counter with High Sensitivity Sensors for Accurate Air Quality Monitoring in Various Environment
£309.00
REACHFAR V23 4G Internet Door Sensor Alarm Home Door Window Sensor Alarm
£59.00
Wireless Door/window Sensor Enable Smart Linkage Between Wifi Devices For Via Ewelink App,5pcs GreenZech
£64.00 Save £95.00 RRP: £159.00
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
£44.95
Wireless Water Leak Detector 433hz Water Sensor Smart Home Flood Alert Overflow Security Alarm System Work With Gsm Host
£37.95 Save £26.05 RRP: £64.00
3x3 4K Video Wall Controller, 16 Modes, Black, US Plug, 12V
£99.00 Save £40.00 RRP: £139.00
Explosion Proof Door Magnetic Wired Switch Sensor Intrusion Alarm Perimeter Security Door Window Anti Theft Detector for Doors Drawers Safes Windows
£79.00 Save £25.00 RRP: £104.00