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Security System Sensors

Shop the best prices on 13,732 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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2,305 - 2,336 of 3,200
Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic Door Sensor APP Remote Control
From €11.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
From €18.95
Versatilitys Sound Monitor Built In Microphone Suitable for Multiple Environment Home Office Shop Security Monitoring Multicolor
From €13.95
Safety Beam Alarm Sensing, 100m Outdoor Detection, Easy Installation Photoelectric Security Device for Property Guarding Multicolor
From €79.00
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From €11.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From €34.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
From €28.95
Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System
From €11.95
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection A
From €59.00
10X Infrared Sensor Switch No Contact Contactless Switches Door Release Exit Button with LED Indication
From €59.00
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From €8.95
1pair 20m Simple Beam Alarm Photoelectric Infrared Sensor Detector Home Door Security System
From €14.95
10 Pack 1/4 Inch Peel-and-Stick Plastic Ring Alarm Magnet Risers compatible with Ring Security Sensors for Doorways Windows
From €59.00
Compatible eWeLink Zigbee wireless gateway security door and window magnetic temperature and humidity PIR security sensor kit Zigbee wireless gateway
From €23.95
Compatible eWeLink Zigbee wireless gateway security door and window magnetic temperature and humidity PIR security sensor kit Zigbee human infrared se
From €23.95
Compatible eWeLink Zigbee wireless gateway security door and window magnetic temperature and humidity PIR security sensor kit Zigbee temperature and h
From €23.95
Pack Freezer Door Alarm, 4-in-1 Wireless Fridge Alarm, 108dB Loud Door Sensor Doorbell, 3-60 Sec Delay
From €17.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
From €17.95
1/2/3pcs Tuya WiFi Smart Door Sensor Door Open Closed Detectors Smart Home Security Protection Alarm System Smart Life APP Control
From €40.95
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing Edition 1129
From €38.95
Ewelink ZigBee Smart Sensors for Windows, Doors, and Motion Detection in UK Homes
From €29.95
Tuya Door Sensor Smart Home Security Window Detector Door Sensor Switch Handle Window Alarm Contac
From €10.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From €28.95
2026 Suitable Trip Wire on Reusable Reel (1 Pack) - Early Warning Perimeter
From €2.95
Zinc Alloy Housing Magnetic Reed Switch, Security Wired Rolling Door Contact Alarm System for Garage Shop, Normally Closed or Open Configuration
From €1.95
2026 Suitable 6X Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Sm
From €31.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
From €34.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
From €13.95
Zigbee 3.0 Smart Contact Sensor, Moisture-Resistant Wireless Door Window Detector with Real-Time Alerts, Compatible with Zigbee Gateway, 4 Pack
From €28.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From €4.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From €8.95
Wire Door Magnetic Switches for Office Security Alarm System NC/NO Recessed Wire Window Door Switches Magnetic Switches White
From €17.95