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Security System Sensors

Shop the best prices on 13,241 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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1,953 - 1,984 of 3,200
Smart Door and Window Sensor for Home Security System Contact Alarm Switch Handle Detector
From €26.64
Remover Clothing Tag Remove/ Tag Detacher
From €26.64
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
From €92.69
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
From €62.69
[New] MC-03 130dB Multi-function Door and Window Anti-theft Alarm with 5 Modes
From €20.64
[New] YL-333 Wireless Door Window Entry Safety Security Alarm(White)
From €15.64
[New] 4 in 1 Door Magnet Refrigerator Delayed Door Closing Bell Anti-theft Alarm (3V)
From €23.64
[New] DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
From €41.64
[New] Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor
From €29.64
[New] NEO NAS-TH02B Zigbee Temperature and humidity Sensor
From €37.64
Door Window Sensor Zigbee Wireless Connection Smart Mini door sensor
From €62.69
Wireless Door Alarm with Adjustable Delay, 4-in-1 Sensor for Freezer, Fridge, Window, and Safety Alerts
From €31.64
[New] DY-MC400A WiFi Smart Linkage Home Door and Window Detector, Support Voice Control & APP Remote Control
From €27.64
Infrared Beam Detector 2pcs Automatic Burglar Alarm Sensor
From €13.64
2026 Best Door Window Alarm, 90DB Door Alarms for Kids Safety, Wireless Sensor Door Window Burglar Alarm-Window Pool Alarms for Home
From €38.64
2026 Best Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From €57.69
Tuya WiFiZigBee Smart Door Window Sensor Smart Home Wireless Door Detector
From €10.64
Active Infrared Beam Sensor Anti Theft for Gate Openers Access Control Security Alarm System
From €24.64
Wireless Security Alarm Window Detector Smart Door Open Contact Sensor Google Assistant for Zigbee
From €20.64
Door Single Beam Alarm Waterproof High Sensitivity Infrared Beam Sensors for Schools Homes Black
From €26.64
ABS Smart WIFI Infrared Remote Control Aquarium Light Household Appliances Timing Controller
From €31.64
Infrared Sensor Outdoor Waterproof Single Infrared Beam Alarm for Security System Factory Warehouse
From €23.64
IP54 Battery Power Photocell Ray Sensor for Automatic Gate Accessories Infrared Opener Operator
From €57.69
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
From €15.64
5Pcs Metal Inductive Switch Proximity Limit Sensor NPN 3‑Wire Normally Open LJ30A3‑10‑Z/BX
From €57.69
Current Sensor Module PCB Small 5V Relay AC Overcurrent Protection Detection Device
From €14.64
BERM Proximity Switch Inductive 3‑Wire PNP Detection Sensor PR08‑1.5DP 5mm DC12‑24V
From €14.64
Smart Wifi Wireless Magnetic Sensor Door Window Open Close Detector Security Alarm System Works for Tuya
From €19.64
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
From €25.64
2X WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control
From €25.64
Door and Window Anti-Theft Alarm Door and Window Alarm Window Anti-Theft Alarm Door Magnetic Alarm Glass Reed Switch
From €8.64
Electrical Lockout Tagout Kit Tag Hasp Safety Padlock Set Rustproof for Lock Out Tag Out Station
From €39.64