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Security System Sensors

Shop the best prices on 12,795 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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65 - 96 of 3,200
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors 26s
£7.95 Save £8.00 RRP: £15.95
2025 Sensor Infrared Detection Photoelectric Sensing Switch Distance Security Alarm Parts DC5‑24V
£17.95 Save £18.00 RRP: £35.95
2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db Jske
£139.00 Save £130.00 RRP: £269.00
Door Window Sensor Home Independent Personal Wireless Security Burglar Alarm Bell For Home
£27.95 Save £19.00 RRP: £46.95
120 Wireless Touch Sensor Security Alarm Loud Door Knob Entry Alert Anti Theft
£26.95 Save £18.00 RRP: £44.95
Tuya Matter Thread Door Window Sensor USB Powered Smart Home Smart Door Sensor Alarm for Home Security&Automation
£17.95 Save £3.00 RRP: £20.95
Part Brake system Sensors Ultrasonic Anti-theft Alarm Sensor For
£32.95
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
£9.95 Save £12.00 RRP: £21.95
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
£2.95 Save £20.00 RRP: £22.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
£229.00 Save £370.00 RRP: £599.00
Home Security Reinvented, Wired Glass Break Detector, Adjustable Sensitivity Alarm, Tamper Proof Security Sensor for Unmatched Safety
£13.95 Save £8.00 RRP: £21.95
Door Sensor Alarms Home Security Anti Theft Burglar Door Window Entry Open Sensor Alarms for Home Apartment
£10.95 Save £9.00 RRP: £19.95
Bedwetting Alarm Pee Alarm Enuresis Sensors for Boys Grils Kids Potty Training Elder Care with Sound Vibration LED Light Indicator Reminding
£28.95 Save £8.00 RRP: £36.95
Bed Wetting Wireless Alarm Urine Sensor Rechargeable Pee Wet Alarm With Receiver
£39.95 Save £8.00 RRP: £47.95
3X Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Hom
£13.95 Save £10.00 RRP: £23.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Security
£19.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
£11.95
Tuya Zigbee Smart Vibration Sensor Tilt Detector
£11.95
Digital Thermometer with WiFi Connectivity and Freezer Alert for Home Monitoring Edition 1128
£38.95 Save £40.05 RRP: £79.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection Sensor
£11.95
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with Zigbee Gateway
£29.95
Tuya Matter Thread Door Window Sensor
£22.95
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
£10.95
Smart WiFi Door and Window Alarm Sensor, Remote Anti-Theft Alarm
£15.95
Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic
£10.95
SF15 600 Flexible Thin Film Pressure Sensors for Consistent Performances In Sleep Analysis Intelligent Home Automation Multicolor
£31.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door S
£20.95 Save £19.00 RRP: £39.95
Light Curtain Sensor Switch Safety Light Grating Security Device(6 Beams BEM0640-C-200NB)
£59.00 Save £35.00 RRP: £94.00
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
£11.95 Save £7.00 RRP: £18.95
Tuya WiFi Intelligent Door Sensors Intelligent Home Linkage Equipment Intelligent Home Devices Wireless Voice View APP View Functions Burglar Alarm Se
£12.95 Save £7.00 RRP: £19.95
Smart WiFi Curtain Switch Touch Panel Timer APP Voice Control for Google Home for Tuya EU Plug 110240V
£25.95 Save £7.00 RRP: £32.95
Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm
£10.95 Save £6.00 RRP: £16.95