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Security System Sensors

Shop the best prices on 9,231 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Dirtypigs, Aura and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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65 - 96 of 9,231
2Pcs - SGP40 SGP40 TVOC ECO2 CO2 Carbon Dioxide Sensor Formaldehyde, Air Quality Monitoring Sensor
£15.95
Wifi Door Sensor Tuya Smart Door Window Sensorwireless Window Sensor Real-Time Alarm (1 Pack) Uiamuion
£9.20 Save £2.79 RRP: £11.99
Door Window Alarms, Adjustable Volume, Chime/alarm, Door Window Alarm Sensor For Home Security, Kids Safety 4 Pack
£26.66
Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor
£15.95
Wireless Driveway Alarm with Infrared Sensor, 70m Range, ABS, 80x76x33mm Receiver
£18.06 Save £7.74 RRP: £25.80
Wireless Home Security Burglar Alarm Magnetic Sensor Door Window Alarm Super Loud Apartment Door Window Pool Alarm Set
£9.65
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm [JKW]
£9.95 Save £5.05 RRP: £15.00
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar [jkw]
£27.95 Save £14.05 RRP: £42.00
PB-69W WIFI Smart Wireless Magnetic Door and Window Sensor
£12.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
£16.48
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
£40.78 Save £20.37 RRP: £61.15
6X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Open Close Status Works with TTLOCK App
£69.00
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V
£10.91 Save £25.23 RRP: £36.14
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
£21.06 Save £30.31 RRP: £51.37
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor ducer Smart Life Home(
£6.95 Save £2.00 RRP: £8.95
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation
£10.95 Save £3.00 RRP: £13.95
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
£6.95 Save £2.00 RRP: £8.95
Home Security Timer with TV Simulator and Sensor, EU Plug
£16.50 Save £17.26 RRP: £33.76
Itead SONOFF DW2 WiFi Smart Door Window Sensor Door Open/Closed Detectors Cs
£129.61 Save £25.19 RRP: £154.80
Tuya Zigbee 3.0 Door Window Magnetic Sensor Smart Home Wireless Door Open Closed Detector
£103.20
Ultra-slim Round Door / Window Alert Detect Vibration Sensor Alarm for Home Alarms Security
£12.95
High-quality Wifi Door Alarm Window Sensor Detector Smart Home Security
£10.62 Save £10.88 RRP: £21.50
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Ac
£7.95 Save £1.00 RRP: £8.95
6Sets/Pack Wireless Anti Theft Apartment Burglar Alert Door Alarm Window for Home Security DIY Magnetic Sensor
£9.95
Smart Wireless Sensing Waterproof Doorbell Security Kit for Home Yard with 1 Alarm 2 Sensor 110‑240V
£33.95 Save £40.05 RRP: £74.00
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
£14.64 Save £20.50 RRP: £35.14
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor
£7.74 Save £9.40 RRP: £17.14
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety, for Home Security, Office Protection
£9.95 Save £11.00 RRP: £20.95
6 Sensor Wireless TPMS Solar Powered Tire Pressure Monitor for RV Travel Trailer Truck
£77.47 Save £77.49 RRP: £154.96
Professional Boat Engine Hood Door Alert System Suitable for Transportation and Logistics Monitoring Unauthorized Access
£7.13 Save £1.07 RRP: £8.20
Wire Door Magnetic Switches for Office Home Security Recessed Wire Window Door Contact Sensors Alarm Magnetic Switches White
£12.14 Save £1.82 RRP: £13.96
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
£3.95 Save £2.00 RRP: £5.95