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Security System Sensors

Shop the best prices on 11,372 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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641 - 672 of 11,372
Zigbee 3.0 Brightness Sensor for Smart Home Lighting Control and Automation
£38.95 Save £35.05 RRP: £74.00
Magnetic Door Window Entry Alert Sensor Alarm Switch
£9.95 Save £6.00 RRP: £15.95
Wireless Window Alarm with 100dB Anti-Intrusion Magnetic Sensor for Home Security
£14.95 Save £11.00 RRP: £25.95
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
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
Surface Mount Wired Nc Door Contact Sensor Alarm For Door Window Cabinets 10pcs
£21.95
Wireless Home Doors Windows Security Entry Alarm System Pack 6
£18.95
Biuzi Magnetic Door Catch, Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security
£17.95 Save £10.00 RRP: £27.95
Door Window Magnetic Contact Alarm Burglar Security Safety System for Shop Garage Supermarket
£8.95 Save £3.00 RRP: £11.95
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm
£9.95 Save £3.00 RRP: £12.95
WiFi Door Window Sensor APP Smart Home Security Protection Door Open Closed Detector for Alexa Yandex
£9.95 Save £2.00 RRP: £11.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
£20.95 Save £6.00 RRP: £26.95
433MHz Door Magnetic Contact Wireless Sensor Detector Switch for Home Garage Alarm Security
£13.95 Save £5.00 RRP: £18.95
Light Curtain Sensor Switch Safety Light Grating Security Device (12 Beams BEM1240A440NB)
£149.00 Save £10.00 RRP: £159.00
Door Sensor Alarms Home Security Anti Theft Burglar Door Window Entry Open Sensor Alarms for Home Apartment
£11.95 Save £4.00 RRP: £15.95
Touch Sensor Pannel NO NC COM Exit LED Light Access Control Switch Button for Home Security
£15.95 Save £5.00 RRP: £20.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
£13.95 Save £4.00 RRP: £17.95
2 Pack O2 Sensor Bung Adapter Extender M18-1.5 x 45mm Stainless Steel
£9.95 Save £6.00 RRP: £15.95
Window Alarm Sensor Durable ABS Adjustable Sensitivity Remote Battery Powered Glass Break Detector
£14.95 Save £8.00 RRP: £22.95
SONOFF SNZB-02D 2.5 inch LCD Smart Sensor Real-Time Monitoring Linkage
£42.95
Intelligent surrounding Light Sensors Intelligent Light Detection Device Small ABS Housing Light Detectors Tool For Indoor Space Multicolor
£29.95
Easy Installation Wireless Magnetic Alarm Sensors For Door And Window With Adjustable Sensitivity And Volumes Control Multicolor
£17.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren
£12.95 Save £19.00 RRP: £31.95
20X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
£17.95 Save £10.00 RRP: £27.95
433mhz Door Window Alarm Sensor 25-26
£35.95 Save £38.05 RRP: £74.00
2025 Ring Alarm Magnet Riser 5 Pack 1/4 inch for Door and Window
£23.95 Save £23.00 RRP: £46.95
Wireless Home Alarm,door And Window Alarm 4 Modes Magnetic Wireless Sensor 25-26
£29.95 Save £29.05 RRP: £59.00
CNC Roller Shutter Garage Door Switch Sensor Alarm Magnetic Contact With L-Shaped Bracket 2025
£16.95 Save £17.00 RRP: £33.95
25-26 Magnetic Door Switch Recessed Wired Contact Sensor for Window DC100V NC
£10.95 Save £11.00 RRP: £21.95
25-26 2025 Latest Model Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home
£45.95 Save £48.05 RRP: £94.00
Light Curtain Sensor Switch Safety Light Grating Security Device(12 Beams BEM1240C440NB)
£109.00 Save £40.00 RRP: £149.00
25-26 Tuya Zigbee Smart Light and Rain Sensor 2-In-1 Function, Light and Rainwater Detection Smart Life Ap
£17.95 Save £18.00 RRP: £35.95