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Security System Sensors

Shop the best prices on 14,420 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Dirtypigs, GreenZech, Ydcy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,313 - 1,344 of 3,200
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and Adjustable Bracket
From £16.95
Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home Automation Security Protection Smart Life Work
From £11.95
Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Automation Work with Smart Life
From £7.95
Wireless Door and Window Alarm 3 Pack with Remote, 108dB Loud IP65 Waterproof Security Chime
From £59.00
Infrared Beam Sensor for Automatic Gates and Garage Doors, Weatherproof Photoelectric Safety Sensor
From £20.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches compatible with Enhanced Home Safety B
From £21.95
PB-28 Hold Up Button / Emergency Button / Panic Button(White)
From £12.95
Power Failure Alarm,high Volume Warning Detection Alarm Automatic Fault-jun GT
From £10.95
2026 Good!! Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From £36.95
Detector Cover Iron Guard for Home Use 2Pcs Protective Shield
From £38.95
Detector Cover Iron Wire Guard for Home Use Silver Finish
From £23.95
WIFI Smart Door Window Alarm Sensor Wireless Remote Control for Home Security
From £16.95
Invisible Beam Barrier Active Detection Digital Pulse Infrared Sensor 100m IR Alarm
From £36.95
Wireless Door Window Alarm - 120dB Anti Theft Sensor for Home
From £8.95
Wireless Door Window Alarm - 120dB Anti Theft Sensor for Home
From £8.95
Call Button Restaurant Pager 433MHz Wireless Doorbell Bell Button for Home Security Alarm System Hardware Orange
From £12.95
Tuya Zigbee WiFi Smart Door Window Sensor Alarm Detector Independent Magnetic Sensor Smart Home Via Alexa Google Home Smart Life
From £36.95
Home Security Magnetic Sensor Door Window Sensor Detector Door Window Antitheft Alarm Surface-Mount Strong Concealments Multicolor
From £13.95
Tuya Smart WiFi Temperature Humidity Sensor with LCD Display
From £7.95
Fridge Door Alarm with Open Door Alert and Adjustable Voice Warnings_ynal
From £18.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
From £14.95
Smart WiFi Door/Window Sensor | Tuya Smart Alarm, Wireless Entry Detector with Real-Time Alerts, Compatible with Alexa/Google Home, No Hub Required (
From £30.95
Door and Window Alarm - Set of 4x Wireless Anti-Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 90 dB
From £32.95
Door Window Alarm Household Multifunctional Door Wireless Security System Magnetic Alarm 130 DB Decibel Burglar Alarm
From £7.95
Solar Motion Sensor Alarm Loud Noise Maker & Strobe Lights Deer/Bear Deterrent,Chicken Coop Security,Pool Safety Alerts
From £24.95
2pcs Security 100db Wireless Door&Window Alarm Vibration Sensor Home
From £29.95
Graffiti Zigbee Smart Temperature and Humidity Sensor Smart Home Link Wireless Temperature and Humidity Sensor JH4
From £8.95
10 Pack Wired Door and Window Contact Sensors for Surface Mounting, NC Alarm for Cabinets
From £14.95
Wired Magnetic Sensor - Window Door Alarm Security Detector - Wide Gap
From £7.95
Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for APP Remote Control
From £18.95
WiFi SOS Panic Button for Elderly, One Key Alert Emergency Alarm, Wall Sticky and Neck Strap Design, Compatible with Smart Life App (2 Pack)
From £13.95
2 Sets Wired Magnetic Switch Alarm Sensor for Overhead Garage Door with Armored Wire Leads and Adjustable Bracket
From £7.95