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Security System Sensors

Shop the best prices on 14,286 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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2,785 - 2,816 of 3,200
2026 Tuya Smart Wifi / ZigBee Temperature Humidity Sensor Monitor for Alexa Google
From €7.95
Door & Window Alarm, Door/Window Sensor, 120Db Touch Sensor Door Handle Alarm Anti-Theft Vibration W
From €27.95
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
From €20.95
Home & Garden > Business & Home Security > Security System Sensors
From €10.95
APC Wireless 15 - 50 °C 20 g grey APC
From €299.00
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
From €12.95
Ring Alarm Compatible 1/4" Magnet Riser, 5-Pack, Easy Install, Versatile Use
From €16.95
Door Security Alarm 4 in 1 Multi Functional Door and Window Open Alarm Sensor
From €12.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Switch for Door FO
From €26.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
From €24.95
SystemHouse Solutions Installationplate xCR-SD G2 9mm plastic grey SystemHouse Solutions
From €79.00
SystemHouse Solutions Installationplate xCR-SKS G2 SystemHouse Solutions
From €79.00
4PCS NC Recessed Wired Door Window Contact Sensor, Hidden Magnetic Reed Switch for Home Security
From €22.95
Door Window Alarm Sensor White Magnetic Contact Switch for Home Security Intrusion Detection 2 Pcs
From €16.95
MC52 Magnetic Door Contact Reed Switch NC for Security Alarm Door Window Sensor, Compact Durable Design
From €16.95
Wireless Infrared Door Alarm Sensor for Home and Business Security with Instant Intrusion Alert
From €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 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
Wireless Door Window Alarm - 120dB Anti Theft Sensor for Home
From €9.95
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
Wireless Door Window Alarm - 120dB Anti Theft Sensor for Home
From €9.95
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V
From €16.95