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Security System Sensors

Shop the best prices on 11,205 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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33 - 64 of 11,205
Highly Responsive Magnetic Burglar Alert, Ultra-Thin Sensor Alarms With Customizable Sensitivity For Secure Home Protection
£22.28 Save £13.37 RRP: £35.65
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
£19.95 Save £9.00 RRP: £28.95
Zigbee Door Sensor Window Sensor Tuya Door Opener Detector Wireless Smart Door Sensor Alarm for Home Security&Automation
£9.95 Save £6.00 RRP: £15.95
Infrared Photoelectric Sensor Beam 12v/24v Outdoor Waterproof Infrared Sensor Gate Signal for Slide Gate Opener Safety
£10.95 Save £6.00 RRP: £16.95
2Pcs - SGP40 SGP40 TVOC ECO2 CO2 Carbon Dioxide Sensor Formaldehyde, Air Quality Monitoring Sensor
£16.95
Door Alarm, Door Open Sensor with 130dB Loud Alarm, Wireless Door and Window Magnetic Alarm for Doors, Windows and Cabinets, Home, Office
£18.71 Save £44.90 RRP: £63.61
1 Set NO NC Magnetic Door Window Contact Sensor Alarm Reed Switch Fit for GPS Alarm or Other Device with 2 Screws White
£9.76
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Re
£4.39
Compactly Air Quality Monitoring Device Gas Sensors Module For Home And Office Detects CO2 TVOC With Low Power Design
£19.42 Save £0.80 RRP: £20.22
EWeLink ZigBee Smart Sensor - Battery Powered Temperature and Humidity Monitor for Home Use
£15.95 Save £12.00 RRP: £27.95
Tuya Fingerbot Touch Screen Smart Life BLE Wireless Touch Switch Robot Remoter Support Home Voice Assitant
£17.95 Save £20.00 RRP: £37.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
£30.95 Save £23.05 RRP: £54.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
£11.70 Save £15.83 RRP: £27.53
Wireless infrared passage detector with 32 different melodies, white, 1 transmitter and 1 receiver
£23.56 Save £23.55 RRP: £47.11
Sensor Bar Compatible With Wii, Replacement Wired Infrared Ray Sensor Bar
£1.95 Save £3.00 RRP: £4.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
£30.83
DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
£10.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
£14.26 Save £6.00 RRP: £20.26
Smart Motion Sensor,wifi Wireless Security Alarm,with Free Notification
£24.61 Save £6.00 RRP: £30.61
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher Tw
£9.95 Save £10.00 RRP: £19.95
Door and Window Alarm, Wireless Door and Window Detectors with Remote Control and Batteries, Anti-Theft Intruder Magnetic Sensor for Home and Child S
£37.95 Save £26.05 RRP: £64.00
Door Contact Sensors Alarm Magnetic Switches for Home Security 110-220V
£14.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
£9.76 Save £23.64 RRP: £33.40
Bed Wetting Wireless Alarm Urine Sensor Rechargeable Pee Wet Alarm With Receiver
£47.26 Save £18.90 RRP: £66.16
Fridge freezer door alarm with 60-second warning, adjustable volume and open sensor
£21.54
2pcs Automatic Infrared Ray Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
£20.34
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm 2025
£49.94
Wireless home doors windows security entry alarm system pack 6 p
£12.95
Compactly Air Quality Monitoring Device Gas Sensors Module For Home And Office Detects CO2 TVOC With Low Power Design
£20.35
Magnetic Sensor,Betterlife Magnetic Switch Sensor Window Door Security Alarm Detector Contact Wired Large Magnetic Gap for Home Garage
£15.95 Save £4.00 RRP: £19.95
Door Window Magnetic Sensor Anti-entry Security Alarm
£12.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
£16.95 Save £3.00 RRP: £19.95