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Shop the best prices on 14,616 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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65 - 96 of 3,200
Tuya WIFI Light Sensor Brightness Detector with Temperature Humidity Detection Display Smart Home Security Linkage
€24.95
SONOFF SNZB-04P Zigbee Door and Window Sensor Local Smart Scene Linkage Tamper Alarm Security Compatible with Alexa Google Home
€18.95 Save €10.00 RRP: €28.95
4X TUYA Zigbee 3.0 Smart Window Door Sensor Wireless Connection Multifunction for Smart Echo Hub SmartLife App
€36.95 Save €22.05 RRP: €59.00
2X CC308+ Radio Wave Full-Range WiFi RF GSM Device Finder Signal Detect Camera Wireless Camera Lens Signal Detector
€15.95 Save €8.00 RRP: €23.95
433MHz Outdoor Waterproof Wireless Infrared Detector Long Range for Home Security Systems Wifi/GSM Alarms
€22.95 Save €13.00 RRP: €35.95
2X Infrared Sensor Photocell for Gates Security Gate Motion Detector Security Infrared Sensor
€18.95 Save €10.00 RRP: €28.95
4X Infrared Beam Sensor for Gates, Doors & Window - External Alarm Detector
€15.95 Save €7.00 RRP: €22.95
6X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction
€59.00 Save €25.00 RRP: €84.00
Tuya WiFi Vibration Sensor 130dB Sound Light Alarm Smart APP Real-Time Vibration Reminder Home Security Shock Detector
€13.95 Save €7.00 RRP: €20.95
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Alexa Home
€11.95 Save €7.00 RRP: €18.95
Tuya WiFi SOS Panic Call Button Smart Life APP Rechargeable Battery One Key Alarm for Patient Kids Elderly Man
€13.95 Save €7.00 RRP: €20.95
6pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems White
€30.95 Save €16.00 RRP: €46.95
Voice Speaker Prompter 5V Customizable Voice-Activated Access Control Car Locking Security
€9.95 Save €1.00 RRP: €10.95
Zigbee Wireless Smart Scene Switch with Gateway Intelligent Linkage Switch Automation Work with Smart Life
€20.95 Save €11.00 RRP: €31.95
Tuya Zigbee Temperature and Humidity Sensor Alarm with LED Display for Seedling Fermentation Animal Breeding UK Plug
€37.95 Save €21.05 RRP: €59.00
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice Control
€12.95 Save €6.00 RRP: €18.95
5-Level Sensitivity Adjustment Window Glass Break Vibration+Magnetic Door Sensor, Requires Alarm Host to Operate
€23.95 Save €13.00 RRP: €36.95
Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm
€8.95 Save €5.00 RRP: €13.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
€19.95 Save €10.00 RRP: €29.95
Utp 4 Channel Passive Video Balun Transceiver
€24.95
Neo Coolcam Nas-ds01z Z-wave Door Window Sensor Compatible With Z Wave 300 500 Series Magnet Lock Door Sensor Alarm
€79.00
PB-69W WIFI Smart Wireless Magnetic Door and Window Sensor
€13.95
433mhz Door Magnetic Contact Wireless Sensor Detector Switch For Home Garage Alarm Security - White (battery Not Included) - 1 Piece
€7.95 Save €15.00 RRP: €22.95
Mot Sensor Ceiling Home Indoor Aisd Hanging
€20.95
NC Type Wired Door Window Magnetic Security Alarm Contact Sensor Detector Reed Switch
€30.95 Save €68.05 RRP: €99.00
Magnetic Door Window Contact Sensor Alarm Wired-Security Home Burglars Alarm NO/NC Magnetic Switchs Easy to Install
€14.95 Save €1.00 RRP: €15.95
NEW Tuya Door Sensor Wifi Window Shatter Sensor Door Window Magnetic/shock Detector
€38.95 Save €15.05 RRP: €54.00
Smart Light Sensor with Thread Technology for Indoor Lighting Control and Energy Saving
€29.95 Save €17.00 RRP: €46.95
Smart Door Sensor 2 Pack, Wireless Door Alarm with App Alerts, Alexa Google Compatible for Home Security
€35.95 Save €23.05 RRP: €59.00
IP67 Waterproof Solar Outdoor Security Detector for Reliable Nighttime Protection in Red Color 1Pack
€59.00 Save €15.00 RRP: €74.00
Fridge Door Alarm | Open Door Warning Sensor, Adjustable Voice Alerts, Closing Reminder, Open State Alarm, Home & Business
€17.95 Save €15.00 RRP: €32.95
Power Outage Alarm with Automatic Power Detection, Battery Powered 20dB Siren for Home Power Failure Alert
€17.95 Save €8.00 RRP: €25.95