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Security System Sensors

Shop the best prices on 14,592 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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33 - 64 of 3,200
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
€22.95
Negative Battery Cable AV6N-10C679- for Focus Escape Transit 2012-2018 Battery Management System Sensor AV6N-10C679-GB
€45.95 Save €13.05 RRP: €59.00
Smart WiFi Door and Window Alarm Sensor with Open/Close Detection Function, Remote Anti-Theft Alarm
€15.95 Save €5.00 RRP: €20.95
Infrared Wireless GSM Alarm Anti-Theft Motion Detector with EU Plug
€21.95 Save €1.00 RRP: €22.95
Tuya Smart ZigBee 3.0 Smart Humidity Sensor with Tuya Smart (C)
€14.95
Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security
€10.95 Save €27.00 RRP: €37.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm Edition 0922
€24.95 Save €29.05 RRP: €54.00
Tuya Zigbee Rain Sensor 2-in-1 Light Detector Rainwater Detector Support Tuya APP Remote Control SH
€15.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting SH
€8.95
Anti-Theft Refrigerator And Freezer Alarm, Door Window Left Open, Reminders At 30 Seconds SH
€12.95 Save €24.00 RRP: €36.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Norma Edition 0112
€4.95 Save €18.00 RRP: €22.95
4Pcs Tuya WiFi Smart Temperature Humidity Sensor Indoor Humidity Sensor APP Monitoring for Alexa Google Home Assistant Edition 1230
€25.95 Save €33.05 RRP: €59.00
Compatible for Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds Alarm for Home Safety shwy
€12.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm(EPA02) hwyC
€24.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M Edition 0131
€10.95 Save €28.00 RRP: €38.95
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 0926 Edition 0118
€9.95 Save €21.00 RRP: €30.95
ZigBee-Compatible Smart Alarm Sensor with Built-in 90DB Siren & Flashing Light for Tuya Smart Life Home Security Edition 0131
€22.95 Save €41.05 RRP: €64.00
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores Edition 0816
€17.95 Save €20.00 RRP: €37.95
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits Edition 0923
€46.95 Save €37.05 RRP: €84.00
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
€22.95
Freezer Door Alarm When Left Open,fridge Door Alarm With Delay Upgrade 3/15/30/60 Seconds Security, Adjustable Delay Wireless Fridge Alarm Door Open C
€54.00 Save €45.00 RRP: €99.00
2x Door/ Window Tuya Wifi Sensor Connection Smart Mini Door Sensor Security Work With Smart Life App
€24.95
Zigbee Home Automation Scene Security Alarm Battery Powered Temperature Sensor Wireless Smart
€39.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Senso
€12.95
Embedded Tuya Wifi/zigbee Smart Human Presence Detector Millimeter Wave Radar Detection Sensor Support Intelligent Linkage
€54.00
Power outage alarm for garage 220v with loud sound Lianshi P20211224875
€6.95 Save €1.00 RRP: €7.95
2026 NEW Smart Wifi Door Magnetic Detector Wifi Door and Window Sensor Door Magnetic Switch Alarm Anti-Theft
€19.95 Save €13.00 RRP: €32.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
€29.95
Door Window Sensors Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealment
€11.95
Tuya Smart Life ZigBee One-Key Alarm SOS Emergency Call Button Wireless Emergency Button Smart Life App Remote Control
€14.95 Save €7.00 RRP: €21.95
High Sensitive Vibration Detector Earthquake Alarms with LED Lighting Door Home Wireless Electric Car Alarm
€16.95 Save €9.00 RRP: €25.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
€15.95 Save €7.00 RRP: €22.95