Security System Sensors

Shop the best prices on 11,171 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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M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation

€17.95 Save €16.00 RRP: €33.95

2X Burglar Alarm for Doors and Window 120dB High Decibel Salarm Sensor Battery Powered Detector Door

€10.95 Save €7.00 RRP: €17.95

GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm

€149.00 Save €10.00 RRP: €159.00

The M8000 is a hidden camera detector, eavesdropping device detector, and

€159.00 Save €10.00 RRP: €169.00

4Pcs Tuya WiFi Smart Temperature Humidity Sensor Indoor Humidity Sensor APP Monitoring for Alexa Google Home Assistant

€27.95 Save €14.00 RRP: €41.95

Tuya Wireless Smart 130Db Door Window Sensor System Remote Control Operation Safe Burglar Alarm for Home Door Window

€22.95 Save €13.00 RRP: €35.95

Tuya Zigbee Smart Door Magnet Door And Window Sensor Rechargeable Wireless Smart Door And Window Se

€17.95 Save €6.00 RRP: €23.95

Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory

€4.95 Save €2.00 RRP: €6.95

Magnetic Wireless Door And Window Open Detector Alarms Contact Sensors For Comprehensive Home Security Easy Installation

E3Z-D61 Diffuse Reflection Infrared Sensor NPN Photoelectric Switch 12-24VDC

€14.95 Save €18.00 RRP: €32.95

10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems

€52.95 Save €16.05 RRP: €69.00

2025 Sensor Infrared Detection Photoelectric Sensing Switch Distance Security Alarm Parts DC5‑24V

€23.95 Save €23.00 RRP: €46.95

ZigBee Vibration Sensor for Smart Home Security, Door & Window Break Alert, Compatible with Smart Life App

€18.95 Save €20.00 RRP: €38.95

Smart Video Doorbell with Night Vision, Human Detection, Wireless Doorbell Camera for Indoor/Outdoor Use, Real-Time Two-Way Communication, Cloud 2025

€51.95 Save €52.05 RRP: €104.00

2025 For Door Window Alarms Adjustable Volume Door Window Alarm Sensor

€94.00 Save €65.00 RRP: €159.00

24-Pack Electronic Door and Window Security Sensors with Anti-Burglary Alarm Function for Home Safety

€41.95 Save €27.05 RRP: €69.00

Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)

€19.95 Save €17.00 RRP: €36.95

Tuya Diameter 12mm Wide Angle Fisheye Dual Frequency Wifi Door Eye Silver+black unbrand

€46.95 Save €12.05 RRP: €59.00

Door Window Sensor Alarm Security 700 Series Usb Charge Battery Operated 868.4mhz GreenZech

€59.00 Save €120.00 RRP: €179.00

Wifi Wireless Security Sound And Light Alarm Alarm

€64.00 Save €25.00 RRP: €89.00

Car Seat Pressure Sensor Fast Response Occupied Seated Alarm Starter Switch

€18.95 Save €8.00 RRP: €26.95

4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door

€41.95 Save €17.05 RRP: €59.00

Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic

€12.95 Save €4.00 RRP: €16.95

5 Set Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm

€13.95 Save €5.00 RRP: €18.95

Tuya WIFI Light Sensor Brightness Detector with Temperature Humidity Detection Display Smart Home Security Linkage

Door and window anti-theft alarm Wireless Home Door Window Entry Burglar Security Alarm Magnetic Sensor 3pcs-white

€3.95 Save €14.00 RRP: €17.95

Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home Automation Security Protection Smart Life

€8.95 Save €5.00 RRP: €13.95

120dB Touch Sensor Security Alarm Home Travel Door Window Burglar Alert

€10.95 Save €13.00 RRP: €23.95

Tuya Zigbee Smart Vibration Sensor Home Security Guard Real-Time Monitoring Alarm Notification Tilt Detector

€20.95 Save €10.00 RRP: €30.95

Tuya WiFi Sound And Light Door Magnetic Doors Windows Alarm Scene Linkage APP Reminder Sound And Light Door Magnetic Sensor

Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor

DOBERMAN SE-0137 4 in 1 Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm Set