Filters

Security System Sensors

Shop the best prices on 10,701 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.

Filters
2,721 - 2,752 of 10,701
Wireless home alarm, WiFi door and window sensors, work with Smart Life
€26.92 Save €16.15 RRP: €43.07
4-Pack Waterproof Power Relay for Garage Door, Heavy DutyThermoplastic
€31.95 Save €82.05 RRP: €114.00
Remote Control 100dB Sound Alarm Door Window Sensorings Indoor Security Sensorings Simple to Operate Suitable for Home Security
€34.95
Smart Zigbee Door Window Sensor 50x25x11mm White Wireless Detector
€15.95 Save €7.00 RRP: €22.95
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
€22.95
Wireds Door Sensor Magnetic Switches Home Anti-theft Alarm Home Door Window Entry Warning Switches Dustproof Waterproof
€23.95
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
€22.95
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning, 1 Remote Controller + 3 Magnetic Sensors
€24.02
Door Window Open/Close Detector Door And Window Sensor Home Hotel Anti-theft Alarm 130dB Door Magnetic Induction For Security
€15.44 Save €8.31 RRP: €23.75
Passive Infrared Detector Human Body Induction Sensing Wired Outdoor Waterproof Adjustable Sensitivity
€41.36 Save €49.64 RRP: €91.00
WiFi Smart Door Window Alarm Sensor Wireless 9.3x4.0x20cm Home Security
€14.95 Save €5.00 RRP: €19.95
Callback Locator Anti-Theft Voice-Activated Sensor Alarm N9
€17.99
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security P
€10.95 Save €22.00 RRP: €32.95
Home Magnetic Window Sensor App Notification Zero False Alarm Multi-purpose Application
€12.95 Save €31.00 RRP: €43.95
Wireless Door Window Alarm Sensor 2 Pack for Home Security Kids Safety Sliding Pool
€54.00 Save €45.00 RRP: €99.00
Tuya Zigbee Smart Door And Window Sensor Zigbee Smart Door Magnetic Wireless Security Alarm Works With Alexa Google Home Control
€64.00
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety, for Home Security, Office Protection
€10.68 Save €11.56 RRP: €22.24
Smart WiFi Door Sensor, Wireless Door Window Detector Alarm, Smart Door Window Contact Sensor for Home Security Compatible with Alexa, 2 PCS
€35.95 Save €18.05 RRP: €54.00
Wireless Vibration Alarm 120dB Door Window Sensor Security Alarm
€10.95 Save €5.00 RRP: €15.95
Garage Door Bracket for Contact Sensor
€11.95 Save €3.00 RRP: €14.95
Wireless Door and Window Vibration Sensor Alarm 125dB Black
€9.95 Save €3.00 RRP: €12.95
5x 5 X Capacitive Touch Button Module Capacitance Sensor Key DIY Switch
€14.75 Save €4.43 RRP: €19.18
Sectyme Outdoor Solar PIR Infrared Alarm Waterproof Solar Infrared Alarm Remote Control Human Sensor Home Security Alarm
€89.00 Save €90.00 RRP: €179.00
Smart Wifi Door Window Sensor, Security Magnetic Sensor Closed Detector, Alexa And Google Home Compatible, Smartphone Notifications And Actions On Oth
€21.95 Save €22.00 RRP: €43.95
2025 Latest Model Triple Beam Alarm Photoelectric Infrared LED Detector Security
€68.36 Save €44.44 RRP: €112.80
Door and Window Opening Alarm (2 Pack) Suitable for Alzheimer's Patients, 120dB
€29.14 Save €10.49 RRP: €39.63
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety
€18.68 Save €6.73 RRP: €25.41
Tuya Zigbee Smart Door Magnet Door And Window Sensor Rechargeable Wireless Smart Door And Window Se
€5.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
€28.95
Outdoor Wired Active Photoelectric Single Beam Infrared Sensor Barrier Detector for Gate Door Window 12V Accessories Black
€21.95
Door Window Sensor Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealments
€23.95
Versatile Wireless Door Magnetic Detectors Wide Coverage Wireless Door Sensor Alarm Remote Alarm for Far-Off Detection
€22.95