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Security System Sensors

Shop the best prices on 11,836 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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865 - 896 of 11,836
2025 Wireless Door bell Motion Sensor Home Security Door open alarm Entry Chime
£19.95 Save £20.00 RRP: £39.95
Door Alarm, Door Opening Detector With Powerful Siren, Magnetic Wireless Door And Window Alarm(pack Of 1) 26s
£20.95 Save £21.00 RRP: £41.95
2026 Wireless Infrared Gate Beam Sensor Anti Theft Alarm IP55 Waterproof for Station Automatic Door
£36.95 Save £37.05 RRP: £74.00
2026 Multipurpose 24GHz Human Sensitivity Module Suitable for Indoor Automation and Security High Performances Accessory
£9.95 Save £10.00 RRP: £19.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
£17.95 Save £23.00 RRP: £40.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
£2.95 Save £9.00 RRP: £11.95
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds, 4 In 1 Door Sensor
£1.95 Save £5.00 RRP: £6.95
2pcs Security 100db Wireless Door&Window Alarm Vibration Sensor Home
£29.95 Save £54.05 RRP: £84.00
Tuya Zigbee Door Sensor Window Sensor Wireless Smart Door Sensor Alarm Support Home Security&Automation
£12.95 Save £7.00 RRP: £19.95
Non-Contact Sensor Switch Door Release Switch, Door Exit Button for Access Control System
£1.95 Save £3.00 RRP: £4.95
Wireless Door Contact Sensor 433MHz, Magnetic Contact Wireless Sensor Detector Switch for Doors Window Home Garage Alarm Security
£21.95 Save £42.05 RRP: £64.00
2pcs Security 100db Wireless Door&Window Alarm Vibration Sensor Home
£29.95 Save £54.05 RRP: £84.00
WiFi Door Sensor, Tuya Smart Wireless Door & Window Sensor, Real-Time Alarm Compatible with Alexa and Google Assistant
£14.95 Save £19.00 RRP: £33.95
Wireless Home Doors Windows Security Entry Alarm System Pack 6
£16.95
Magnetic Clothing Hard Tag Remove Security Detacher - Easy and Efficient Solution
£8.95 Save £40.05 RRP: £49.00
2Pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB
£19.95
Magnetic Door Window Contact Sensor Alarm Wired-Security Home Burglars Alarm NO/NC Magnetic Switchs Easy to Install
£11.95 Save £1.00 RRP: £12.95
Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm_i*
£6.95 Save £13.00 RRP: £19.95
Tuya Zigbee Smart Vibration Sensor Tilt Detector Home Security Protection Smart Life App Real-Time Monitor Alarm
£16.95 Save £9.00 RRP: £25.95
Automatic Infrared Beam Detector For Home Security Alarm System - 2pcs unbrand
£18.95 Save £10.00 RRP: £28.95
10pcs Magnetic Switch Door Window Security Alarm System B
£12.95 Save £4.00 RRP: £16.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open_
£12.95 Save £16.00 RRP: £28.95
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works for Alexa Google Smart Life
£8.95 Save £5.00 RRP: £13.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
£17.95 Save £10.00 RRP: £27.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
£11.95 Save £7.00 RRP: £18.95
6000gs Strong Security Tag Detacher Golf Detacher Magnet Security Tag Remover With Hook
£23.95 Save £45.05 RRP: £69.00
Door Window Alarm Home Hotel Dual Remote Control Sensor Alarm Anti Theft Security Alarm
£18.95 Save £23.00 RRP: £41.95
Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
£10.95 Save £24.00 RRP: £34.95
Door Alarm Window Alarm Wireless Door Window Contact Sensor Alarm 4PCS
£11.95 Save £7.00 RRP: £18.95
Temperature Humidity Sensor Intelligent Linkage Wireless for TUYA ZigBee Audio Control for Google Home
£16.95 Save £5.00 RRP: £21.95
Gps Tracking Detector 4 Levels Sensitivity Bug Detectors Anti-positioning Listening Device Finder For Hotels Travel Office Car
£34.95 Save £24.05 RRP: £59.00
100 Decibel Home Burglar Alarm Doorbell Vibration Sensor Door And Window Siren Ultra-thin Round Shape Wit
£20.95