Filters

Security System Sensors

Shop the best prices on 11,602 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
545 - 576 of 3,200
Curtain Infrared Light Screen Sensor Safety Grating Variable Frequency with Alarm 8‑33V DC 10m / 32.81ft
€59.00 Save €70.00 RRP: €129.00
Tuya Wifi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors Automation
€149.00
Induct Door Sensor Infd Alarm Wireless Me Alarm Door
€74.00
Water Immersion Leakage Detector Intelligent Alarm Home Security for Zigbee LH‑69zB
€43.95 Save €55.05 RRP: €99.00
Magnetic Wireless Door And Window Open Detector Alarms Contact Sensors For Comprehensive Home Security Easy Installation
€32.95 Save €5.00 RRP: €37.95
2.4GHz Wireless TTLOCK Door Sensor
€20.95
Dazone Smart Home Security
€17.95 Save €10.00 RRP: €27.95
Fridge Door Alarm 108dB, Wireless Window Sensor with 4-in-1 Function
€15.95 Save €31.00 RRP: €46.95
Adjustable Sensitivity Window Alarm Sensor 125dB Anti-Theft Detector for Home Security
€37.95 Save €36.05 RRP: €74.00
Tuya WIFI Light Sensor Brightness Detector with Temperature Humidity Detection Display Smart Home Se
€24.95 Save €29.00 RRP: €53.95
Security Alarm Ceiling-mounted Human Body Sensor Infrared Alarm Home Alarm Detector GreenZech
€64.00 Save €115.00 RRP: €179.00
Super Loud Oval Anti-theft Door and Window Magnetic Spring Sensor Alarm for Home Security
€8.95 Save €14.00 RRP: €22.95
3 Sets NO/NC Flush Door Sensor Magnetic Switch for Access Control Replacement
€47.95 Save €31.05 RRP: €79.00
Overhead Garage Door Magnetic Switch Alarm Sensor with L Bracket Contacts
€14.95 Save €30.00 RRP: €44.95
3 Sets NO/NC Flush Door Sensor Magnetic Switch for Access Control, Black Hidden Window Contact Reed Switch
€37.95 Save €26.05 RRP: €64.00
Hidden Device Detector Gps Detector Rf Signal Scanner Detector Camera Finder
€169.00 Save €80.00 RRP: €249.00
WiFi Door Alarm Sensor with 80dB Sound & Visual Alerts, Tuya App Compatible, Push Notifications for Home & Garage Security 25-26s
€20.95 Save €21.00 RRP: €41.95
433mhz Wireless Sos Emergency Panic Button Compatible With Home Burglar Alarm 25-26s
€129.00 Save €70.00 RRP: €199.00
Smart Wifi Door and Window Sensor, Security Magnetic Sensor for Home Protection and Monitoring
€84.00 Save €55.00 RRP: €139.00
Capteur intelligent de température et d'humidité, connexion téléphonique, thermomètre et hygromètre numérique sans fil pour ZigBee
€29.95 Save €8.00 RRP: €37.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
€79.00 Save €50.00 RRP: €129.00
Tuya Zigbee Smart Wireless Tür- und Fensterkontakt Türsensor Alarm-APP Steuerung 25-26
€7.95 Save €8.00 RRP: €15.95
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
€9.95
2pcs Personal Security Window & Door Alarm Bell,wireless Sensor Door Window Burglar Alarm(kui)
€10.95 Save €20.00 RRP: €30.95
Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection
€24.95
Refrigerator Freezer Door Alarm with 60-Second Alert, Adjustable Volume & Open Sensor
€23.95 Save €50.05 RRP: €74.00
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation
€20.95 Save €43.05 RRP: €64.00
Door magnetic wireless smart door magnetic detector shop home door and window anti-theft detector door and window sensor
€8.95 Save €8.00 RRP: €16.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
€25.95 Save €53.05 RRP: €79.00
New products in 2023,Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds, 4 In 1 Door Sensor
€9.95 Save €10.00 RRP: €19.95
New product,Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
€3.95 Save €4.00 RRP: €7.95