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Security System Sensors

Shop the best prices on 10,749 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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609 - 640 of 3,200
Wireless Window and Door Alarm with Magnetic Sensor, Loud Entry Alarm for Home Security, Pool Door, Sliding Doors, Windows, Easy to Install, 10 Pack
From £29.47
2026 10W Zinc Alloy Magnetic Reed Switch NC Door Window Contact Sensor for Garage, Warehouse, Shop 100V
From £15.88
Wireless Home Security Burglar Alarm Magnetic Sensor Door Window Alarm Super Loud Apartment Door Window Pool Alarm Set
From £18.18
Smart Home Sensor Cable for Temperature and Humidity Monitoring with RM4 Pro Compatibility
From £15.34
Professional Anti-Wild Boar Alarm with ZUAN Brand Theft Deterrent
From £15.84
Home Security Burglar Alarm Wireless Door Opening Alarm Anti Theft Intruder Enter House Magnetic Sensor Door Window
From £6.95
Home Security Burglar Alarm Wireless Door Opening Alarm Anti Theft Intruder Enter House Magnetic Sensor Door Window
From £8.95
10pcs Magnetic Door Window Alarm NC NO Contact Switches for Home Security
From £16.20
Capacitive Fingerprint Sensor Module for Access Control and Security Systems
From £7.24
3 Packs Magnetic Door Window Sensors, Black Flush Mount Reed Switches for Security Systems, NO/NC Wiring for Access Control and Alarm Replacement
From £30.17
SW420 Vibration Sensor Module Bulk Pack 10pcs for Security Alarm and DIY Projects
From £11.99
Door Window Alarm Sensor with Magnetic Detection for Home Security and Immediate Access Alerts
From £13.19
Alarm Sensor Protective Cage Anti Vandal Shield Wire Guard for Smoke Detector Easy Installation
From £16.79
WiFi Door and Window Sensor with Smart App Alerts, Wireless Contact, Compatible with Alexa and Google (1 Pack)
From £15.59
ZigBee Vibration Sensor Smart Home Door Window Alarm with RealTime Alerts and Long Standby
From £14.39
Zigbee Vibration Sensor 3.0 with RealTime Motion Alerts and Adjustable Sensitivity for Smart Door Window Security, Low Power CR2450 White ZG103ZL
From £16.79
RC33 NC Recessed Wired Door Contact Sensor Alarm, Normally Closed Magnetic Reed Switch 30pcs
From £417.99
Wireless Door and Window Sensor for 3G Alarm System with Instant Intrusion Alerts
From £13.19
Garage Door Magnetic Contact Sensor Heavy Duty Roller Shutter Alarm Switch with Adjustable Bracket
From £14.68
Zigbee Door Window Sensor 2 Pack, Smart App Control Wireless Contact Sensor Compatible with Alexa and Google Home
From £39.59
Door Window Contact Sensor Magnetic Reed Switch NC Recessed Wired Brown Security Pack of 4
From £20.39
Door Window Magnetic Contact Sensor NC NO Dual Wiring Modes Reliable Detection for Home Security
From £15.59
Z Wave Plus Door Window Contact Sensors, Mini Magnetic, Smart Home, Works with Wink and Vera, 2PK
From £37.19
5.8G Millimeter Wave Radar Sensor with Instant Presence Alerts for Smart Home Side Mount
From £80.39
Wired Vibration Sensor with Shock Detection NC Alarm Output for Window and Door Security
From £21.59
Wired Recessed Door Window Alarm Sensor, Magnetic Contact Switch for Home Security, 2 Pack
From £13.19
Wireless Vibration Sensor with Adjustable Sensitivity for Home Security Doors and Windows
From £15.59
WiFi Smart Vibration Sensor with Motion Detection and RealTime Alerts for Home Windows Drawers
From £16.79
Microwave Radar Perimeter Camping Camping Alarm Early Warning Security Systemxlh
From £26.46
Tuya ZigBee Light Sensor Intelligent Home Illumination Sensor Linkage Control Brightness Sensor Work with Tuya Device Compatible with Alexa Home
From £26.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
From £20.33