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Security System Sensors

Shop the best prices on 10,160 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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2,881 - 2,912 of 3,200
Bluetooth Multifunction Gateway Smart Home Door and Window Sensor Socket Control Center
From £37.95
Guard Tour Patrol Point Checkpoint 100pcs 30mm 125KHZ Waterproof RFID IC Tag Token
From £13.14
R558S Capacitive Fingerprint Module for Access Control Security System
From £9.48
TV Simulator with AC Adapter, Anti-Burglar Theft Deterrent Home Security Timer & Sensor, EU Plug
From £13.95
Temperature and Humidity Light Sensor, WiFi Connection Voice Control, 2.4Ghz Operating Temperature -10℃-60℃, Indoor Environment Monitoring Device
From £23.95
Door and Window Sensor, Real-time Alert, Easy to Install, Zigbee Wireless Security Device
From £30.95
Photoelectric Sensor DC6-36V 300mA ABS Housing E3Z-R61 Security System Sensing Device
From £12.95
Door and Window Alarm for Childproofing 10-Piece Set Office Dormitory Security Sensor
From £26.95
NPN Photoelectric Beam Sensor with Bracket, Mirror Reflection Switch, 2m Range
From £6.73
Freezer Door Alarm, Wireless Safety Door Window Alarm, 4 Modes with Adjustable Delay 108dB, 2 Pack for Refrigerator Cabinet Doors
From £29.95
Wired Rain Sensor Probe Outdoor 433MHz UV Shell DC5V-24V Operation for Smart Switches
From £21.95
Door Magnetic Sensor, Intelligent Detection Switch, Low Power Consumption, Commercial Door and Window Security Alarm
From £10.95
Photoelectric Safety Beam Sensor for Automatic Sliding Glass Doors, 10m Detection, 12-24V DC Power Supply, Wired Connection
From £22.95
Smart Door Magnetic Sensor, Low Battery Alert, Customizable Alarm, Door and Window Security Monitor
From £16.95
Security Door Sensor & Wireless Door Chime, 433MHZ for Home and Office 2025
From £12.95
3X Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered with Tuya Smart Life App Alexa(C)
From £31.13
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £13.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £18.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Door Window Alarm 125DB Door Alarms Anti-theft Alarm Sensor for Kids Safety
From £4.34
Pack Freezer Door Alarm, Window Security Alarm, Wireless Refrigerator Alarm, 4 in 1 Door Sensor Doorbell Door Opening Alarm
From £17.95
Reed Contact, 6 Pieces Door Contact Switch, Wired Door Window Sensor, Magnetic Reed Switch, Suitable for Security Alarms for Doors, Windows and Drawer
From £25.95
Door Window Alarm 4PCS Home Security Magnetic Sensor 130DB Alert for Home Business Children
From £22.95
Smart Tuya Door and Window Vibration Alarm with 130dB Siren for Home Intruder Security
From £26.40
Woolley Zigbee Door Window Sensor Open Closed Detectors Wireless Mini Sensor Home Alarm Notification Google Home Alexa eWeLink
From £33.10
Door Window Sensor Detector Wireless Open Contact Sensor WiFi APP Timer Magnet Back Adhesive Sharing Security Sensor Alarm for ZigBee for Tuya
From £9.95
Automated Gate Infrared Beam Sensor Safe Infrared Emitter Receiver for Electric Chicken Coop Door
From £21.95
Smart Home Security Sensors with Magnetic Induction Alerts and Remote App Control for Doors and Windows
From £23.64
Intelligent Door Magnetic Detector, Wireless Home Hotel, 433MHz Door Magnetic Induction Alarm, Door and Window Alarm
From £24.95
High-quality Infrared Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector
From £11.62
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 26s
From £13.95