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Security System Sensors

Shop the best prices on 12,874 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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417 - 448 of 3,200
Description: This set of magnetic detecting switch monitors the opening and closure of doors and win
£13.95 Save £4.00 RRP: £17.95
Tuya WiFi Smart Door Magnetic Sensor App Control USB Wireless Door & Window Sensor Door Magnetic Alarm Detector
£14.95
Door Open Alarm Smart Door Window Sensor Smart Home Door Detectors Door and Window Burglar Alarms
£9.95
36V Battery Supported Outdoor IR Sensor Photocell Automatic Gate Garage Door Infrared Beam Sensor
£34.95 Save £7.00 RRP: £41.95
Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection
£16.95 Save £19.00 RRP: £35.95
WiFi Door Sensor Real Time Alarm Sensitive Smart Door Sensor for Home Office Hotel
£10.95 Save £11.00 RRP: £21.95
1-7pcs WiFi/Zigbee Smart Door Window Sensor Home Security Alarm Detector For Alexa Google Home
£8.95
Adjustable Garage Parking Sensor with LED Alarm, Battery-Powered Wall Mounted Aid
£49.00 Save £50.00 RRP: £99.00
2025 Wykrywacz Podsuchw I Kamer Lokalizatorw , Wiretapping Detector
£39.95 Save £39.05 RRP: £79.00
5 Mini White Recessed Door Contacts NC Security Alarm Sensors for Windows and Doors with Magnetic Reed Switch Compatibility
£13.95 Save £6.00 RRP: £19.95
Wireless Doorbell Electric Door Chime Kit with 1 Receiver and 1 PIR Motion Detector Sensor Alert Visitor Security Alarm with 38 Melodies at 3 Volume L
£19.95 Save £13.00 RRP: £32.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
£22.95
PB-67R Intelligent Wireless Door Window Sensor with Emergency Button
£9.95
Home Security Reinvented, Wired Glass Break Detector, Adjustable Sensitivity Alarm, Tamper Proof Security Sensor for Unmatched Safety
£12.95 Save £6.00 RRP: £18.95
Home Security Reinvented, Wired Glass Break Detector, Adjustable Sensitivity Alarm, Tamper Proof Security Sensor for Unmatched Safety
£12.95 Save £6.00 RRP: £18.95
Burglar Security Alarm, Magnetic Sensor
£11.95 Save £13.00 RRP: £24.95
Home Security Devices With Wireless Door Alarms, Magnetic Contact Sensors For Quick And Sensitive Response, Battery Operated Alarms 1PC
£15.95 Save £7.00 RRP: £22.95
4 in 1 Function Door Magnetic Sensor Alarm LED Smart Wireless Door Window Alarm for File Cabinet
£11.95 Save £7.00 RRP: £18.95
Tuya WIFI Smart Door Window Magnetic Sensor Security Alarm Open Closed Detector Home for Anti-Theft Door Rolling Door
£9.95 Save £5.00 RRP: £14.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
£22.95 Save £11.00 RRP: £33.95
Wireless Door and Window Vibration Sensor Alarm 125dB White
£8.95 Save £2.00 RRP: £10.95
3x Tuya WiFi Temperature Humidity Sensor Indoor
£17.95 Save £25.00 RRP: £42.95
MC-38 Wired Door Window Sensor Wire Magnetic Switch Home Alarm System N.C Type Multicolor
£8.95
Zigbee Door Sensor Wireless Magnetic Window Open Closed Alarm Detector Works Zigbee2MQTT for Need Gateway
£7.95 Save £7.00 RRP: £14.95
Waterproof Active Photoelectric Single Beam Infrared Photocells Sensor Barrier Detector for Gate Door Window Black
£17.95
Tuya ZigBee Light Sensor Brightness Detector with Temperature Humidity Detection Display Smart Home Security Linkage unbrand
£21.95
Wall Mounted Remote Control Holder Organizer with Adhesive, Sturdy Storage Box for Easy Access Without Drilling
£8.95 Save £8.00 RRP: £16.95
Zigbee Wifi Temperature Humidity Sensor Smart Home App, Remote Monitor, Alexa Dirtypigs
£12.95 Save £2.00 RRP: £14.95
Pack of 3 10 W Water Level Sensors, PP Side-Mounted Horizontal Liquid Float Switch, Water Liquid Level Sensors for Tank Pool, Aquarium
£11.95 Save £23.00 RRP: £34.95
Smart Door Window Sensor 2.4G WiFi Magnetic Open Close Detector Home Burglar Alarm for TUYA
£10.95 Save £25.00 RRP: £35.95
Wifi PIR Motion Detector Intelligent Infrared Alarm Sensor Anti Theft 110 Wide Angle Detection for Tuya
£27.95 Save £56.05 RRP: £84.00
Door Window Alarm Home Hotel Magnetic Sensor Alarm Anti Theft Security Alarm Switch
£10.95 Save £23.00 RRP: £33.95