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Security System Sensors

Shop the best prices on 13,734 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, SystemHouse Solutions and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Ireland.

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449 - 480 of 3,200
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 OpenH
From €21.95
Wifi Smart Door Sensor Window Door Open Closed Detectors Smart Home
From €16.95
Light Curtain Sensor Switch Safety Light Grating Security Device (6 Beams BEM0640-A-200NB)Hwy
From €69.00
Wireless Door Window Alarm Sensor Anti Theft 108 DB Easy Installation Security Alarm for Home CabinetHwy
From €8.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher A
From €14.95
2025 Zigbee Window Door Open Alarm Real Time Remote Control Magnetic Door Sensor
From €17.95
WiFi Door Window Sensor Wireless Smart Home Security Alarm with Instant Alerts and App Control
From €14.95
Smart Light and Rain Sensor Zigbee Compatible with Tuya 2 in 1 Solar Powered IPX6 Waterproof Wireless Detector
From €37.95
Door Window Magnetic Contact Sensor NC Wired Surface Mount 5 Pack for Alarm System
From €25.95
MC38 Wired Door Window Magnetic Sensor NC NO Switch for Home Security Alarm System
From €43.95
Wireless Door and Window Security Alarm with Magnetic Sensor for Home Protection (7 pcs)
From €20.95
Smart Light Sensor with Thread Technology for Indoor Lighting Control and Energy Saving
From €29.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
From €29.95
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V
From €16.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
From €17.95
Door and Window Alarm Multi-Functional Anti-Theft Alarm Wireless Remote Control Door Sensor Alarm 130DB Door Sensor
From €21.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm
From €22.95
315MHz/433Mhz Anti-Theft Drawer Detector Vibration Alarm Wireless Vibration Door Sensors Alarm Detector for Security Multicolor
From €18.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
From €41.95
Wireless Door, Window, Freezer, Door Alarm 3/15/30/60 Seconds Adjustable Delay Wireless Door Open Sensor for Children, Home, Store Security，Fonepro
From €36.95
2025 Wireless Home Alarm,door And Window Alarm 4 Modes Magnetic Wireless Sensor
From €36.95
IP67 Waterproof Illuminance Sensor for Brightness Detection with Real-Time App Control
From €15.95
Rodent Repellent Ultrasonic Plug-in Mice Repellent Electronic Deterrent Devices Rat Control For Home Indoor Woosien
From €49.95
Door and window alarm, door/window sensor with 120db alarm, sound up to 500 feet (150M) touch vibration triggers security alarm
From €25.95
Security Window & Door Alarm Bell | Wireless Sensor Door Window Burglar Alarm | Pack of 10
From €74.00
Glass Break Detectors, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office, Garage, Dorm Room, Or Even RV, White(2 Piece
From €32.95
Door Window Alarm, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-theft Alarm Home Alarm Woosien
From €22.95
Vibration Type Door Handle Sensor Alarm, Export-Ready
From €38.95
Freezer Door Alarm When Left Open,fridge Door Alarm With Delay Upgrade 3/15/30/60 Seconds Security, Adjustable Delay Wireless Fridge Alarm Door Open C
From €54.00
Wifi Door Sensor, Tuya Smart Door Window Sensor,wireless Window Sensor Realtime Alarm Compatible With Alexa Google Assistant,home Security Door Open
From €36.95
Door And Window Opening And Closing Sensor Smart Home Meter Linkage Door Magnetic Automatic Alarm Remote Control Elriven
From €64.00
Safety Sound Monitor Intelligent Sound Recognition Device for Monitoring Camera Automatically Alerting on Specific Noise
From €11.95