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Security System Sensors

Shop the best prices on 14,548 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Ireland.

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2,817 - 2,848 of 3,200
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From €30.95
Garage Door Bracket compatible with Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
From €30.95
3X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From €32.95
5X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From €10.95
4X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From €9.95
5X White Door Window Contacts Magnetic Reed Switch Sensor
From €12.95
Sensor Module for Low-Power Parking Detection Curb-Mounted and Median-Mounted Video Poles
From €16.95
2X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-In Siren Alarm Sensor
From €32.95
4Pcs Tuya WiFi Smart Temperature Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Ass
From €27.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From €14.95
6X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction
From €54.00
2X WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control
From €29.95
LED Garage Parking Sensor 300x200mm with Anti-Collision Alarm for Safe Vehicle Positioning and Pathway Illumination
From €36.95
Wireless 105dB Door Window Alarm, Magnetic Sensor Security System for Home Protection
From €38.95
1 Pair Automated Gate Safe Infrared Detector Sensor for Swing Sliding Garage Gate Door Safety Infrared
From €16.95
DIY security alarm compatible with sliding doors with magnetic sensor
From €17.95
Door and Window Alarm - Set of 4x Wireless Anti-Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 100 dB, 30g
From €24.95
Door Security Alarm 4 in 1 Multi Functional Door and Window Open Alarm Sensor
From €17.95
Wireless Vibration Alarm with Remote, Waterproof Security Alarms Vibration Sensor, Intelligent Wireless Remote Control Alarm, for Bicycle/Electric Tri
From €45.95
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
From €28.95
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
From €20.95
Door alarms when opened – Refrigerator door alarm, voice alert, Ajar reminder for refrigerator, bedroom, shop, display case, business security TTMA
From €27.95
5pcs Recessed Magnetic Window Door Contacts Alarm Security Reed Switch White
From €18.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From €9.95
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection A
From €99.00
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From €18.95
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
From €12.95
LD2416 Radar Module Smart Home Stationary Detection Module 24G Human Presence Sensing APP
From €11.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and A
From €20.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From €14.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From €11.95
Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
From €7.95