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Security System Sensors

Shop the best prices on 8,872 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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161 - 192 of 8,872
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
£30.26 Save £18.16 RRP: £48.42
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(
£8.98 Save £8.05 RRP: £17.03
Reed Contact, 6 Pieces Door Contact Switch, Wired Door Window Sensor, Magnetic Reed Switch, Suitable for Security Alarms for Doors, Windows and Drawer
£24.11 Save £26.29 RRP: £50.40
Anti-Theft Door Window Alarm Kit with Contact Sensors
£24.05 Save £30.50 RRP: £54.55
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation
£21.07
Door Open Detection Alarm Door & Window Sensor Simple Use Door Sensor Plastic Door Sensor Protect Home Improvement
£20.93
Door Window Sensor Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealments
£18.49
RJ45 RJ11 Adapter Ethernet Network Surge Protector Thunder Lighting Arrester Protection 5V
£12.78 Save £3.83 RRP: £16.61
Smart WiFi Air Fan Lamp Touch Switch Voice Control Compatible for Google Home 110240VWhite
£29.81 Save £8.94 RRP: £38.75
48V/0.5A POE Wall Plug Injector Ethernet Adapter PoE Power Supply for IP Camera
£11.41 Save £3.42 RRP: £14.83
BNC D Panel Mount Connector BNCQ9 Solder Type SDI Video Coaxial BNC Female to Female Connector Socket for Monitoring System Black
£8.90 Save £2.68 RRP: £11.58
Electrical Lockout Tagout Kit with Circuit Breaker Lock Hasps Loto Tags Safety Padlocks Keys for Industrial Chemical
£46.98 Save £14.09 RRP: £61.07
Wifi Door 2.4Ghz 164ft Anti Theft Door Window Alarm Home Security Wireless Magnetic Sensor White
£16.95 Save £20.00 RRP: £36.95
Electrical Lockout Tagout Kit Tag Hasp Safety Padlock Set Rustproof for Lock Out Tag Out Station
£27.61 Save £8.29 RRP: £35.90
Refrigerator Door Alarm Smart Door Sensors Voice Alarm Sensor for Windows, Rooms, Stores, Homes, Schools, Businesses, Security
£17.99 Save £8.99 RRP: £26.98
W100 Smart WiFi Bridge Gateway and Door Sensor Set for Smart Lockboxes, APP Control for Home Office
£54.00 Save £5.00 RRP: £59.00
Smart WiFi Door and Window Alarm Sensor with Open/Close Detection Function, Remote Anti-Theft Alarm
£13.95 Save £1.00 RRP: £14.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
£13.95 Save £1.00 RRP: £14.95
2pcs Security 100db Wireless Door&Window Alarm Vibration Sensor Home
£27.59 Save £56.40 RRP: £83.99
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door
£23.95 Save £3.00 RRP: £26.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
£10.95 Save £1.00 RRP: £11.95
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustme SZRH A-W
£30.95 Save £33.05 RRP: £64.00
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module f
£9.95 Save £6.00 RRP: £15.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
£7.95
2025 Fake TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security and Sensor,EU Plug
£15.73 Save £15.73 RRP: £31.46
3-Pack Recessed Magnetic Door Window Contacts Alarm Switch White
£11.95 Save £4.00 RRP: £15.95
Polaris Wheel Brake Sensor 4013251 - Real Time & Precise Adjustment
£66.30 Save £49.36 RRP: £115.66
For Tuya Wifi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Antialarm App Rem
£43.95 Save £50.05 RRP: £94.00
Security WiFi Wireless Door Open / Closed Sensor Magnetic Detector Alarm
£19.95 Save £4.00 RRP: £23.95
6 Pcs Remote Door Alarm Door Sensor Chime Door Magnets Alarm Window Alarms Sensors Burglar Alert Security Door Sensor
£20.95 Save £7.00 RRP: £27.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
£15.01 Save £42.07 RRP: £57.08
Door Window Sensor Detector Wireless Open Contact Sensor WiFi APP Timer Magnet Back Adhesive Sharing Security Sensor Alarm for ZigBee for Tuya
£12.38 Save £12.40 RRP: £24.78