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Security System Sensors

Shop the best prices on 11,109 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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1,025 - 1,056 of 3,200
2 Pack Wireless Alarm for Doors Windows Home Security Sensor Sliding Gate Pool Safety
From £38.70
Reliable 1/2 In Port Water Flows Sensors Functional 1/2 In Pipe Water Flows Sensors Utilizing Stainless Steel Designs
From £18.54
Door Window Sensors Detector Home Security Magnetic Sensor Embedded Door Window Anti-theft Alarm Strong Concealment
From £8.03
24Sets Wireless Anti Theft Apartment Burglar Alert Door Alarm Window compatible with Home Security DIY Magnetic Sensor
From £43.12
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs-kjhl
From £29.78
2 Pack Window Door Alarm, 110dB Wireless Anti-theft Magnetic Sensor
From £28.18
(New) PB-69W WIFI Smart Wireless Magnetic Door and Window Sensor
From £18.95
Wireless Driveway Monitor with 38 Chime Tunes and LED Indicator
From £33.98
Super Loud Magnetic Vibration Alarm For Home Office
From £20.39
Slim Design Wireless Magnetic Door Alarm, 100dB Loud Siren Sensor for Bedroom and Patio Security
From £23.84
Light Sensor T1 Brightness Sensor Smart Home Lighting Change Controlled for Home
From £17.93
CC-309 Full Band Detector with LED Screen Display, Detection Frequency Range: 1MHz-6500MHz(Black)
From £46.95
2X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From £4.95
3 Pack Perimeter Trip Alarm, 12 Gauge Camping Trip Wire Device,Early Warning Security System for Camping/Bear Deterrent
From £24.95
WiFi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm US PlugAs Shown SZRH 2025
From £41.26
Smart Home Wi-Fi Temperature and Humidity Detector - Wireless Remote Viewing and Alarm compatible
From £54.00
Wireless Door Window Freezer Alarm, 108dB Loud, 4 Modes, Adjustable Delay 3/15/30/60 Seconds, Home Security Magnetic Sensor
From £22.13
Magnetic Door Sensor for Curtains with 5m Wired Detector - Garage Door Opener Accessory
From £14.88
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A for Door Sensor
From £16.13
Slim Hard Drive Slot Cover Console Housing Replacement for PlayStation4
From £9.95
Expansion Board Module Kit for PICO W GPIO Expansion Board 4-Channel Relay IO Sensor Debugging Module Kit A
From £34.95
Tuya Zigbee Rain Sensor 2-in-1 Light Detector Rainwater Detector Support Tuya APP Remote Control
From £14.45
Graffiti ZigBee door and window sensors, wireless connection to living room security alarm app, notification reminders.
From £28.20
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
From £14.11
2026 2Pcs Tuya Zigbee Smart Siren Alarm Temperature Humidity Sensor Home Security with Strobe Alerts Works With TUYA Smart Hub
From £43.26
Zigbee Door and Window Sensor for Smart Home Security, Real-Time Alerts, Remote Control via App
From £84.00
26-27 Wireless 4-in-1 Door Alarm for Freezer/Window, Adjustable 3-60s Timer & 108dB Security Sensor (2-Pack)
From £29.82
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 26s
From £12.80
Fuel Filter Sensor for 1990-2004 Pickup SUV Models with Engine Performance Monitoring Compatibility
From £7.06
WiFi-Enabled Temperature and Humidity Sensor for Smart Home Monitoring
From £14.95
Door Magnetic Reed Contacts Alarm Switch for Mall Use
From £6.41
Door And Window Anti-Theft Alarms, Door Sensors (For Export) YVL
From £29.95