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Security System Sensors

Shop the best prices on 13,578 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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1,633 - 1,664 of 3,200
WiFi Door Sensor with App, Magnetic Triggered Door Window Alarms for Home Security Kids Safety, 2.4GHz Wi-Fi Smart Door Sensor Alarm with Phone Alert
£15.95 Save £10.00 RRP: £25.95
Infrared Beam Sensor,1 Pair Single Photoelectric Detector Active IR Alarm Host for Security System
£14.95 Save £6.00 RRP: £20.95
Mmwave Radar Smart Human Presence Sensor(A)
£48.95 Save £30.05 RRP: £79.00
Wireless Door Window Sensor Security Alarm System Remote Control 120dB Anti Theft Smart for Kids Cabinet Safety Home
£9.95 Save £6.00 RRP: £15.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
£12.95 Save £9.00 RRP: £21.95
Tuya Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection
£19.95 Save £13.00 RRP: £32.95
Tuya Door Window Sensor Wifi, Open Close Detector Home Security System, Smart Life Remote Control
£7.95 Save £5.00 RRP: £12.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
£5.95 Save £4.00 RRP: £9.95
Freezer security alarm for home - 2 pack wireless 108db door sensor
£11.95 Save £57.05 RRP: £69.00
Kids safety alarm for pool with wireless door and window sensor
£23.95 Save £40.05 RRP: £64.00
Security alarm sensor for house - 2pcs wired PIR motion detectors
£13.95 Save £33.00 RRP: £46.95
Tuya WiFi Light Sensor Intelligent Home Illumination Sensor Linkage Control Brightness Sensor Illumination
£14.95
Zigbee Smart Vibration Sensor Detection Tuya Smart Life APP Notification Real-Time Motion Vibration Alarm Smart Home
£9.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Alexa Google Home
£6.95
Wireless Door Window Alarm 125dB Magnetic Sensor for Home Security Apartment Office Kids, 4pcs
£32.95 Save £16.00 RRP: £48.95
Door Window Alarm, 90DB Door Alarms for Kids Safety, Door Window Burglar Alarm-Window Pool Alarms for Home Security (2 Pack) -GSL
£4.95 Save £7.00 RRP: £11.95
Magnetic Clothing Hard Tag Remove Security Detacher
£19.95
Independent Door Sensor Burglar Alarm Open Closed Magnetic for Gap Alarm Detecto
£20.95 Save £8.00 RRP: £28.95
Window open alarm for home security with wireless sensor (2 pack)
£34.95 Save £29.05 RRP: £64.00
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
£84.00 Save £55.00 RRP: £139.00
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025-ss
£9.95 Save £5.00 RRP: £14.95
Responsive NC Door Contact Sensor 100V for Warehouse and Shop Safety
£19.95 Save £74.05 RRP: £94.00
Security alarm sensor for doors - infrared beam detector 2pcs
£35.95 Save £73.05 RRP: £109.00
6X Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Sm
£26.95 Save £42.05 RRP: £69.00
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Open Close Status Works with TTLOCK App
£23.95 Save £35.05 RRP: £59.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(
£5.95 Save £8.00 RRP: £13.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Alexa Google Home
£6.95
Tuya Smart ZigBee SOS Button Sensor Alarm Elderly Children Alarm Emergency Help Switch Tuya Smart Life Remote Control
£9.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
£13.95 Save £21.00 RRP: £34.95
2X Tuya Bluetooth Finger Robot Switch Button Pusher Smart Life APP Fingerbot Arms Wireless Switch Fi
£22.95 Save £36.05 RRP: £59.00
15pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems White
£84.00 Save £185.00 RRP: £269.00
6X Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm for Park Burglar Alarm System
£109.00 Save £220.00 RRP: £329.00