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Security System Sensors

Shop the best prices on 13,578 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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2,113 - 2,144 of 3,200
Wireless Window Door Sensor, Magnetic Contact Switch, AC220V 2500W, Ideal for Extractor Hoods and Ho
£11.95 Save £4.00 RRP: £15.95
Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm Output for Gate Door Burglar Alarm System
£54.00 Save £55.00 RRP: £109.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
£9.95 Save £20.00 RRP: £29.95
Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Home Assistant for Gateway Home
£13.95 Save £4.00 RRP: £17.95
Graffiti Zigbee Smart Temperature and Humidity Sensor Smart Home Link Wireless Temperature and Humidity Sensor
£8.95 Save £5.00 RRP: £13.95
3pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems White
£12.95 Save £7.00 RRP: £19.95
Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System
£9.95 Save £5.00 RRP: £14.95
Smart Wireless Sensing Doorbell Waterproof Doorbell Security Alarm Kit for Home Yard with 1 Alarm 2 Sensor 110‑240V EU
£25.95 Save £7.00 RRP: £32.95
Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home
£11.95 Save £5.00 RRP: £16.95
Tuya Zigbee Temperature and Humidity Sensor
£11.95 Save £5.00 RRP: £16.95
WiFi Door Sensor, Smart Door Window Sensor,for Assistant
£11.95 Save £5.00 RRP: £16.95
Tuya Zigbee Smart Home Wireless Door and Window Contact Door Sensor APP Control
£11.95 Save £2.00 RRP: £13.95
Freezer Door Alarms, Window Security Alarm, Wireless Fridge Alarm, 4 in 1 Door Sensor Doorbell Loud Door Opening Alarm 108dB
£10.95 Save £11.00 RRP: £21.95
Yale Pet PIR Motion Detector Sensor Pet Friendly for SR & EF Alarms 868MHz Yale
£16.95
Yale 3 Pack Yale PIR Motion Detector Sensor for Yale HSA Alarms 433MHz Yale
£54.00
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
£2.95 Save £20.00 RRP: £22.95
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
£9.95 Save £12.00 RRP: £21.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
£229.00 Save £370.00 RRP: £599.00
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
£35.95 Save £43.05 RRP: £79.00
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
£19.95
Negative Battery Cable AV6N-10C679- for Focus Escape Transit 2012-2018 Battery Management System Sensor AV6N-10C679-GB
£39.95 Save £39.05 RRP: £79.00
Car Battery Line Battery Management System Sensor for Focus III AV6N10C679GB 6PK013442-901
£44.95 Save £44.05 RRP: £89.00
clearance Door and Window Anti-Theft Alarms, Door Sensors, Export Version
£129.00 Save £80.00 RRP: £209.00
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection White unbrand
£28.95 Save £10.00 RRP: £38.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
£14.95 Save £21.00 RRP: £35.95
Compatible for Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds Alarm for Home Safety a-s Edition 1129
£18.95 Save £26.00 RRP: £44.95
Wireless Door Magnetic Sensor Doorbell Welcome Visitor Alarm with 2 Transmitters and 2 Receivers - Black (EU)
£26.95 Save £7.00 RRP: £33.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
£13.95 Save £29.00 RRP: £42.95
Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection Waterproof, Zigbee Hub Required,Linka A-W Edition 1129
£17.95 Save £25.00 RRP: £42.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System -LL
£17.95 Save £27.00 RRP: £44.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
£33.95 Save £20.05 RRP: £54.00
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
£34.95 Save £34.05 RRP: £69.00