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Security System Sensors

Shop the best prices on 12,510 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, GreenZech and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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33 - 64 of 3,200
Wired PIR sensor for burglar alarm - 2pcs wide angle motion detectors
£23.95 Save £23.00 RRP: £46.95
Wireless Temperature Sensor Compatible with EnOcean, White NodOn
£84.00 Save £5.00 RRP: £89.00
Contact Sensor Bracket for Garage Doors, Security Accessory for 2nd Gen Sensors (Sensor Not Included)
£9.95 Save £10.00 RRP: £19.95
Wireless Magnetic Sensor Door Entry Alarm with for Home Security
£5.95 Save £1.00 RRP: £6.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm
£30.95 Save £14.00 RRP: £44.95
Best Professional GPS Tracker Detector-GPS Finder with High Accuracy_TGDN
£47.95 Save £26.05 RRP: £74.00
Wireless GSM Home Security Alarm with Infrared Sensor & 2 Remotes
£59.00 Save £20.00 RRP: £79.00
120DB Door Window Alarm Magnetic Sensor Burglar Alert for Personal Home Garage Apartment Security
£6.95 Save £4.00 RRP: £10.95
Window Alarm Sensor Durable ABS Adjustable Sensitivity Remote Battery Powered Glass Break Detector English White
£8.95 Save £3.00 RRP: £11.95
Wireless Welcome Doorbell Alarm w/Sensor Voice Prompter 27x20x9cm
£74.00 Save £45.00 RRP: £119.00
WiFi Door Window Sensor Alarm 65x27.5x19.5mm for Home Security
£11.95 Save £8.00 RRP: £19.95
Wireless Smart Door Window Sensor with OneButton Emergency Alarm
£9.95 Save £3.00 RRP: £12.95
Smart ZigBee Door Sensor DC5V 1A Anti-Theft Wireless Alarm
£13.95 Save £5.00 RRP: £18.95
WiFi Smart Door Window Sensor Wireless CR2 Battery Remote Control
£13.95 Save £5.00 RRP: £18.95
Infrared Photocell Beam Sensor for Automatic Gate Door Garage Shutter Barrier Detector 12V
£7.95 Save £6.00 RRP: £13.95
Freezer Door Alarm Wireless, 4-in-1 Magnetic Sensor Security Alarm for Windows, Fridge, Cabinets - 108dB Loud Door Open Alarm with Timer
£16.95 Save £52.05 RRP: £69.00
New Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
£8.95 Save £40.05 RRP: £49.00
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
Highly Responsive Magnetic Burglar Alert, Ultra-Thin Sensor Alarms With Customizable Sensitivity For Secure Home Protection
£22.95 Save £13.00 RRP: £35.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
£19.95 Save £9.00 RRP: £28.95
Zigbee Door Sensor Window Sensor Tuya Door Opener Detector Wireless Smart Door Sensor Alarm for Home Security&Automation
£10.95 Save £6.00 RRP: £16.95
Infrared Photoelectric Sensor Beam 12v/24v Outdoor Waterproof Infrared Sensor Gate Signal for Slide Gate Opener Safety
£10.95 Save £6.00 RRP: £16.95
Security Window & Door Alarm Sensors(no Sound), Wireless Connection Tuya App2.4g , Not 5g, Burglar Alarm For Kids Safety Home Security,3 Pack, Fj122-h
£46.95 Save £47.05 RRP: £94.00
Security Window & Door Alarm Sensors(no Sound), Wireless Connection Tuya App2.4g , Not 5g, Burglar Alarm For Kids Safety Home Security,4 Pack, Fj122-h
£64.00 Save £65.00 RRP: £129.00
Wired Metal Door/Window Magnetic Contact Sensor Detector Switch Alarm for Home
£47.95 Save £51.05 RRP: £99.00
Magnetic Door Sensor 868.4mhz Eu Window Sensor Z-wave Plus Contact Sensor Smart Home
£40.95 Save £43.05 RRP: £84.00
Camera Detector, Gps Tracker Detection, Rf Signal Scanner With 1m-8g Hz Wide Frequency Range And 12 Sensitivity Levels Z
£64.00 Save £65.00 RRP: £129.00
Tuya Zigbee Smart Door Sensor Door Security Burglar Door Sensor Home Burglar Alarm Security APP
£21.95 Save £21.00 RRP: £42.95
Door Stop Alarm Door Window Burglar Alarm Travel Business Trip Home Hotel Alarm SensorYMMR)
£9.95 Save £9.00 RRP: £18.95
2 Pack Freezer Door Alarm - Wireless Fridge Alarm with 3/15/30/60 Seconds Delay, 4 in 1 Door Sensor
£46.95 Save £32.05 RRP: £79.00
Camera Detector, Gps Tracker Detection, Rf Signal Scanner With 1m-8g Hz Wide Frequency Range And 12 Sensitivity Levels Z
£64.00 Save £30.00 RRP: £94.00
Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm Output for Park Courtyard Gate Door Window Burglar Alarm System
£45.95 Save £48.05 RRP: £94.00