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Security System Sensors

Shop the best prices on 9,364 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Ireland.

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8,769 - 8,800 of 9,364
Door and Window Opening Alarm (2 Pack) Suitable for Alzheimer's Patients, 120dB
€29.14 Save €10.49 RRP: €39.63
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety
€18.68 Save €6.73 RRP: €25.41
Tuya Zigbee Smart Door Magnet Door And Window Sensor Rechargeable Wireless Smart Door And Window Se
€5.95
Outdoor Wired Active Photoelectric Single Beam Infrared Sensor Barrier Detector for Gate Door Window 12V Accessories Black
€21.95
Door Window Sensor Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealments
€23.95
Versatile Wireless Door Magnetic Detectors Wide Coverage Wireless Door Sensor Alarm Remote Alarm for Far-Off Detection
€21.95
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm Blue
€13.95
120dB Individual Vibration Sensor Theft Prevention Portable Window Door Security Alarm for Bags Luggage Red
€13.65 Save €16.40 RRP: €30.05
Door Stop Alarm Door Window Burglar Alarm Travel Business Trip Home Hotel Alarm Sensor
€13.95
Wireless Door and Window Alarm with 3/15/30/60 Second Delay, 108dB Loud Alert for Freezer, Fridge, and Home Security Sensor
€16.95 Save €16.00 RRP: €32.95
Door and Window Opening Alarm (2 Pack) Suitable for Alzheimer's Patients, 120dB
€26.95 Save €16.00 RRP: €42.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Doors, Windows & Cabinets - Reliable Security System
€59.00 Save €20.00 RRP: €79.00
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhance
€15.95 Save €2.00 RRP: €17.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren SZRH A-R3424 2025
€26.95 Save €27.05 RRP: €54.00
Sensor Infrared Safety Beam Photocell Detector for Garage Gate Swing Sliding Door Access System
€13.95 Save €28.00 RRP: €41.95
MC-31 Surface Mount Wired NC Door Contact Sensor Alarm Magnetic Reed Switch for Window Door Security 10pcs 20pc Screws
€19.95
Magnetic Sensor Bed Wetting Alarm Rechargeable Loud Sound Vibration Waterproof Bedwetter Pee Alarm Monitor for Kids Multicolor
€39.95
Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessor
€7.95
Magnetic Wireless Door And Window Open Detector Alarms Contact Sensors For Comprehensive Home Security Easy Installation
€18.95
Tuya Smart WiFi Alarm Door and Window Vibration Sensor(White)
€19.95 Save €4.00 RRP: €23.95
Tuya Smart WiFi Alarm Door and Window Vibration Sensor(Black)
€19.95 Save €4.00 RRP: €23.95
Door Window Vibration Sensor Alarm 130dB Adjustable Sensitivity Alarm
€20.95 Save €4.00 RRP: €24.95
Smart Door Window Sensor Zigbee Compatible Voice Control Security Detector for Home and Business Protection Alarm System
€12.98 Save €6.48 RRP: €19.46
WiFi Door Window Alarm with Magnetic Sensor Tuya APP Remote Alerts
€13.95 Save €2.00 RRP: €15.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Black
€15.95 Save €3.00 RRP: €18.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector White
€15.95 Save €3.00 RRP: €18.95
WiFi Door Sensor, Smart Door Window Sensor,for Assistant
€15.95 Save €2.00 RRP: €17.95
Smart ZigBee WiFi door sensor for windows and doors
€17.95
Water Leak Alarm, Water Leak Detector Flood Detector Water Alarm Wireless Water Detector With Alarm Water Leak Alarm
€35.40
120DB Door Window Alarm Magnetic Sensor Burglar Alert for Personal Home Garage Apartment Security
€9.95 Save €27.00 RRP: €36.95
Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home
€10.95
DC 12v 24v Infrared Sensor Detector Door Safety Photocell Beam Sensor
€14.95