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Security System Sensors

Shop the best prices on 13,368 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, 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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1,153 - 1,184 of 3,200
Door Window Alarm Home Hotel Dual Remote Control Sensor Alarm Anti Theft Security Alarm
£11.95 Save £5.00 RRP: £16.95
Garage Parking Assist, LED Park Aid Sensor with Alarm, Adjustable Height Wall Mount, Battery Operated Stop Sign Bumper Sensor
£35.95 Save £28.05 RRP: £64.00
5 Pin Door Loop 304 Stainless Steel Access Control Wire Breaker for Security Systems
£36.95 Save £32.05 RRP: £69.00
8X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
£10.95
4-in-1 Wireless Door Open Alarm, 2-Pack Freezer Window Fridge Security Sensor with 108dB Loud Alert, 3-60s Delay
£15.95 Save £48.05 RRP: £64.00
Automated Gate Safe Infrared Detector Sensor for Swing Sliding Garage Gate Door Safety Infrared Beam Sensor Photocells
£8.95 Save £40.05 RRP: £49.00
Security Window Door Alarm Sensors(no Sound), Wireless Connection Tuya App2.4g , Not 5g, Burglar Alarm For Kids Safety Home Security,1 Pack, Fj122-h
£54.00 Save £45.00 RRP: £99.00
Infrared Beam Sensor for Gates, Doors Window - External Alarm Detector
£4.95
Magnetic Wireless Door And Window Open Detector Alarms Contact Sensors For Comprehensive Home Security Easy Installation
£28.95
Magnetic Door Window Contact Sensor Alarm Wired-Security Home Burglars Alarm NO/NC Magnetic Switchs Easy to Install
£12.95
Magnetic Wireless Door And Window Open Detector Alarms Contact Sensors For Comprehensive Home Security Easy Installation
£14.95
Door Handle Alarm, Door And Window Alarm Touch Sensor Alarm Door And Window Sensor, 120db Touch Sensor Anti-theft
£9.95 Save £36.00 RRP: £45.95
Tuya WiFi/ZigBee Human Presence Sensor mmWave Radar Detection PIR Motion Sensor Smart
£53.95 Save £40.05 RRP: £94.00
Photocell Single Beam Active Infrared Beam Sensor Detector IR Alarm 15m for Automatic Barrier Fence Alarms
£12.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
£26.95
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
£25.95 Save £28.05 RRP: £54.00
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
£12.95
GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm
£129.00 Save £10.00 RRP: £139.00
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
£69.00 Save £40.00 RRP: £109.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
£9.95 Save £17.00 RRP: £26.95
Temperature Alarm 12VDC GSM 3G 4G RTU Metal for Solar Power Station Meteorological Observatory Library 4GL-V US Plug
£129.00 Save £10.00 RRP: £139.00
4X Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
£69.00
Door Alarm Sensor 108dB Wireless Magnetic Security with Remote for Home Garage RV and Pool Gate
£17.95 Save £8.00 RRP: £25.95
Emergency Door Release Glass Break Alarm Button with Manual Reset for Fire Exit and Home Security
£12.95 Save £7.00 RRP: £19.95
Magnetic Reed Switch NC Recessed Door Window Alarm Sensor, DualPack, Metal Compatible
£11.95 Save £6.00 RRP: £17.95
Smart Door Sensor 2 Pack, Wireless Door Alarm with App Alerts, Alexa Google Compatible for Home Security
£27.95 Save £14.00 RRP: £41.95
WiFi Door Sensor with RealTime Alert, Wireless Magnetic Window Sensor for Home Security
£14.95 Save £8.00 RRP: £22.95
Magnetic Door Contact Sensor NC Reed Switch for Garage Gate Security, Zinc Alloy, 40mm Gap
£11.95 Save £6.00 RRP: £17.95
Door Window Alarm Sensor with Sensitivity Magnetic Detection for Home Security and Office Use
£11.95 Save £6.00 RRP: £17.95
MC38 Wired Door Window Magnetic Sensor NC NO for Home Security Alarm with Easy DIY Installation
£11.95 Save £6.00 RRP: £17.95
Door Window Alarm Sensor with Sensitivity Magnetic Detection for Home Security and Office Use
£11.95 Save £6.00 RRP: £17.95
Security Alarm Sensor with Smart Motion Detection for Hotel Room and Door Window Safety
£11.95 Save £6.00 RRP: £17.95