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Security System Sensors

Shop the best prices on 10,939 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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2,401 - 2,432 of 3,200
Infrared Detector Sensor for Home Security with Infrared Alarm Black
From £44.95
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection
From £13.13
Solar Motion Sensor Alarm Loud Noise Maker & Strobe Lights Deer/Bear Deterrent,Chicken Coop Security,Pool Safety Alerts
From £21.95
Solar Motion Sensor Alarm Loud Noise Maker & Strobe Lights Deer/Bear Deterrent,Chicken Coop Security,Pool Safety Alerts
From £22.95
Solar Motion Sensor Alarm Loud Noise Maker & Strobe Lights Deer/Bear Deterrent,Chicken Coop Security,Pool Safety Alerts
From £18.95
Magnetic Reed Switch RC-33 NC Recessed Wired Window Door Contact Sensor for Home Security and Burglar Alarm Systems
From £20.39
Tuya Smartlife APP Remote Control WIFI Gas Leakage Detector For Home Security Alarm System Combustiable CO Gas Sensor
From £44.90
Closed Module Alarm Triggered Vibration Delay Time Relay Switch Module Vibration Trigger Sensor Board
From £20.39
5PCS/Lot Home Security Alarm Wired Window Magnetic Door Contact Sensor Detector Switch NC
From £20.23
36V Battery Supported Outdoor IR Sensor Photocell Automatic Gate Garage Door Infrared Beam Sensor
From £24.00
Laser Range Sensor Module Distance Sensor, Interface Uart For Arduino With TribalSensation
From £39.83
2026 Multipurpose 24GHz Human Sensitivity Module Suitable for Indoor Automation and Security High Performances Accessory
From £9.90
26-27 WiFi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm EU Plug new
From £32.30
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
From £17.23
ZWS-Door Alarm, Door Opening Detector With Powerful Siren, Magnetic Wireless Door And Window Alarm(pack Of 1) new SZRH A-G
From £47.34
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
From £24.62
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More
From £9.59
Door Window Alarm,130 Db Window Alarms compatible with Home,set Of 2,white Pool Door Alarms compatible with Kids Safety
From £30.53
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Doors, Windows, Cabinets
From £10.16
Tuya ZigBee Smart Door Sensor, Wireless Open/Closed Detector with Tamper Alarm Security System
From £17.83
Tuya Zigbee Door Window Sensor with APP Remote Control for Smart Life
From £14.36
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security
From £13.84
Door and window anti-theft alarm Wireless Home Door Window Entry Burglar Security Alarm Magnetic Sensor 3pcs-whiteD-
From £22.26
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
From £23.93
2025 Essential Freezer Alarm: Wireless Thermometer with Industrial-Grade Chip, Multi-Sensor System, p
From £24.95
Garage Safe Infrared Detector IP55 Security Set Profession Alarm Door Sensor Photocell 20m 12VAC/DC Safety Wired Beam Gate Swing Redkid
From £87.29
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced p
From £15.95
Solar Light Sensors Light Detection Sensors Outdoor Brightness Detection Luminance Sensors for Garden Yard Parking Multicolor
From £37.98
Zigbee Vibration Sensor for Doors and Windows, Adjustable Sensitivity, RealTime Alerts, Zigbee 3.0
From £20.39
Pack freezer door alarm, window security alarm, 3/15/30/60 seconds, 4 in 1 door sensor p
From £14.95
Theft Burglar Alarm With Remote, Wireless Window And Door Open Entry Alert Magnetic Contact Sensor Battery Operated Loud (2 Pack)
From £25.44
Perimeter Trip Alarm 2X 22 Gauge Camping Tripwire Security Device for Outdoor Survival Hiking and Home Protection Early Warning System
From £22.74