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Security System Sensors

Shop the best prices on 11,613 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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1,889 - 1,920 of 3,200
Corner Mount Bracket Compatible for ADT Motion Sensor - Wall Angle Installation for Wide Coverage, Durable ABS
From £7.95
Wireless Electric Doorbell Kit With 1 Receiver And 1 Pir Motion Detector Sensor Alarm Visitor Security Alarm With Music Melody
From £16.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
From £32.95
Robust NC Magnetic Door Sensor
From £26.93
2.4GHz Wireless Door Sensor, Compatible with TTLOCK Smart Devices
From £17.95
12-24V Waterproof IP65 Photocell Automatic Gate Door Safety Warning Infrared Beam Sensor Photocell 20m Detect Range
From £10.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with Alexa & Google Home White
From £7.95
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
From £36.95
Smart Light Sensor Tuya Smart Home Zigbee Light Sensor Device App Controlled Brightness Detection Detector
From £14.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren SZRH A-R3424 2025
From £20.71
SONOFF DW2 Wifi Wireless Door Window Sensor Open/Closed Detectors e-WeLink APP 2025
From £10.76
Magnetic Door Window Contact Sensor, Easy Installation, NO/NC Magnetic Switch
From £7.95
Tuya Smart ZigBee SOS Button Sensor Alarm Elderly Children Alarm Emergency Help Switch Tuya Smart Li
From £9.60
E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
From £15.95
Wireless magnetic alarm for doors - 10 pack window sensor for home and pool security
From £24.78
Automatic IR beam detector for burglar alarm 2pcs door sensor
From £26.34
Enhanced Vers Listen Sound Amplifier With 180mah For S-Good
From £56.34
Wireless Door Alarm with Adjustable Delay, 4-in-1 Magnetic Sensor Chime, 108 dB Loud Alert for Refrigerator, Freezer, Window, Cabinet
From £17.94
Wired Glass Break Detector Round Door Window Breakin Sensor Tamper Alarm Ceiling/Wall Mount
From £21.53
Wireless Magnetic Door Sensor with App Notification, Compatible with Smart Home Gateway
From £17.99
Adjustable 3/15/30/60 Seconds Delay Wireless Door, Window & Freezer Alarm 2 Pack with Open Sensor
From £20.28
Smart Door Sensors with Remote Control and Voice Commands, ABS Window Sensors for Home Security
From £32.39
Smart Door Sensor for Home Security, Door Opening Detector Compatible with Tuya WiFi/Zigbee
From £15.59
Embedded Magnetic Door Window Sensor Alarm, Anti-Theft Entry Switch, Dustproof & Waterproof
From £15.59
WiFi Door Sensor with App Alerts, Wireless Window Open/Close Tracker for Home Security
From £20.39
WiFi Door Sensor with App Notification, Window & Door Alarm for Home Automation
From £20.39
WiFi Door Sensor for Smart Homes with Real-Time Alerts
From £19.19
Door Sensor Alarm 125 dB Window Security Alarm for Home
From £15.59
Recessed Magnetic Door Window Sensor Switch, 2 Pack, Wired Alarm Contacts for Home Security
From £16.79
Window Vibration Alarm Sensor with Loud Siren – Wireless Burglar Alarm for Home Security
From £16.79
Door Open Alarm with Voice Reminder for Fridge Freezer, Smart Door Sensor Alert
From £17.99
Fridge Door Alarm with Adjustable Voice Warnings, Window Sensor and Door Closing Reminder
From £19.19