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Security System Sensors

Shop the best prices on 11,074 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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961 - 992 of 3,200
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From £33.95
10 Pack Wireless Window & Door Alarm with Magnetic Sensor for Home Security & Pool Safety
From £31.44
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor
From £8.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
From £10.95
Compact 60G FMCW Radar for Bathroom Fall Alerts
From £37.73
Smart Mailbox Notification Device
From £29.93
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection White simple
From £7.14
Zigbee Temperature and Humidity Sensor Smart Home Thermometer, Detector High Precision Monitor for Alexa Google Home simple
From £21.54
Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm simple
From £8.34
hard 5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc good quality
From £19.56
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) Edition 0704
From £6.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
From £9.83
Wireless Fridge and Freezer Door Alarm with Adjustable Delay Open Chime Alert System, 2 Set
From £25.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) hwy
From £11.95
RC33B Door Window Security Sensor 4Pack Magnetic Reed Switch Wired Recessed Alarm
From £15.95
Zinc Alloy Magnetic Sensor with 100V Rating compatible with Secure Facilities
From £14.50
Door Alarm, Door Opening Detector with Powerful 130dB Alarm, Wireless Magnetic Door and Window Alarm Aura
From £36.70
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Red
From £7.95
Door and Window Alarm Window Anti-theft Alarm Door Sensor Alarm Betterlifefg
From £14.18
Door Window Alarm Sensor 125dB Sound DIY Protection Alarm System for Home Dormitories Office Hotel intelligence
From £15.72
Door Sensor Alarm with Sensitivity Detection, Easy Install Window Alarm System for Home Security
From £11.99
Tuya WiFi SOS Panic Button, Smart Life APP Alert, Wall Sticky/Neck Strap for Elderly & Kids
From £27.77
Magnetic Sensor - Magnetic Contact Door Detector With Magnetic Contact For Door Window Security For Garage Alarm Hy
From £2.39
Smart Home Zigbee Solar Rain Sensor Wireless App Control
From £16.00
Adjustable Voice Notification Door Alarm for Refrigerator, Window Sensor with Voice Warning for Garage or Cellar Use
From £15.01
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sen1 Pc SZRH
From £14.95
Door and window alarm, 130dB high-decibel wireless remote control with 3 modes, 15-meter control distance, low battery warning.
From £16.95
Refrigerator Door Alarm 2 Pack, Wireless Fridge Alarm, 108dB, 4 Modes Timer 3/15/30/60s, Peel & Stick, No Tools
From £36.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
From £33.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm Maikaisen
From £31.43
10pcs Wired Door Window Sensor Magnetic Switch for Home Alarm System Maikaisen
From £6.30
Mailbox Sensor for Real-Time Home Security Monitoring, Smart Device Linking and Versatile Installation
From £17.34