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Shop the best prices on 11,182 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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2,081 - 2,112 of 11,182
Infrared Sensor Photocell for Gates Security Gate Motion Detector Security Infrared Sensor
€11.95 Save €5.00 RRP: €16.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
€12.95 Save €6.00 RRP: €18.95
Tuya ZigBee Light Sensor Illumination Sensor Smart Life APP Scenes Linkage Control Smart Switch Bulb Brightness Detector
€19.95 Save €11.00 RRP: €30.95
SONOFF SNZB-04P Zigbee Door and Window Sensor Local Smart Scene Linkage Tamper Alarm Security Compatible with Alexa Google Home
€16.95 Save €8.00 RRP: €24.95
Tuya WiFi Smart USB Sirene Alarm Sensor Sound & Light Alarm Temperature & Humidity Sensor 3 in 1 for Alexa
€20.95 Save €11.00 RRP: €31.95
Tuya Zigbee Smart Light and Rain Sensor 2-In-1 Function, Light and Rainwater Detection Smart Life App
€25.95 Save €13.00 RRP: €38.95
2PCS Tuya ZigBee Smart Temperature and Humidity Sensor Work with Alexa Google Home Smart Life App Control
€19.95 Save €11.00 RRP: €30.95
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits
€34.95 Save €18.00 RRP: €52.95
Wireless Security Alarm, Door Window Sensor, 90db, 10Pcs
€14.95
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage-YuJia
€11.95 Save €8.00 RRP: €19.95
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing A-F
€25.95 Save €28.05 RRP: €54.00
Beam Door Photocell Infrared Sensor - Garage Door Shutters - 12V/24V AC DC szsh 070
€14.95 Save €25.00 RRP: €39.95
MC-38 Wired Door Window Sensor Wire Magnetic Switch Home Alarm System N.C Type Multicolor
€11.95
Waterproof Active Photoelectric Single Beam Infrared Photocells Sensor Barrier Detector for Gate Door Window Black
€23.95
Tuya Smart WiFi Alarm Door and Window Vibration Sensor(White)
€21.95 Save €3.00 RRP: €24.95
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor
€16.95 Save €3.00 RRP: €19.95
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Aqara Gateway Mi Home HomeKit
€79.00 Save €40.00 RRP: €119.00
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
€30.95 Save €15.00 RRP: €45.95
Wifi Smart Window Door Gate Sensor Detector Smart Home Security Alarm System Smart Life Tuya App Remote Control
€10.95 Save €5.00 RRP: €15.95
Hidden Camera Detector, Mini Anti-Peek and Eavesdropping Detector, Portable RF Signal Scanner, Insect Detector
€15.95 Save €8.00 RRP: €23.95
Tuya Smart Door Sensor Smart Home Security Window Detector Door Sensor Switch Handle Window Alarm Contact Sensor
€9.95 Save €5.00 RRP: €14.95
LD6002C 60G Millimeter Wave Radar Sensor Fmcw Non-Contact Sensor for Fall Detection
€22.95 Save €11.00 RRP: €33.95
Battery Photocell 15m Lnfrared Beam Sensor DC/AC 12-24V Waterproof IP5 Automatic Gate Door Safety Sensor Alarm
€9.95 Save €5.00 RRP: €14.95
WIFI TUYA Smart Window Door Sensor Wireless Connection Door Detector Door Open / Closed Alarm- System
€9.95 Save €5.00 RRP: €14.95
3X Tuya Zigbee Smart Vibration Sensor Tilt Detector Home Security Protection Smart Life App Real-Time Monitor Alarm
€32.95 Save €19.00 RRP: €51.95
Vibration Alarm Security Device Export
€40.95 Save €23.05 RRP: €64.00
Door Handle Sensor Alarm, Export-Ready
€42.95 Save €21.05 RRP: €64.00
Rain Snow Sensor,Switch Type 485 Rain and Snow Transmitter Detection Densor
€43.95 Save €20.05 RRP: €64.00
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
€16.95 Save €16.00 RRP: €32.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm
€59.00 Save €50.00 RRP: €109.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196
€52.95 Save €51.05 RRP: €104.00
Wireless Door Window Alarm 4-Pack - 100dB Magnetic Security Alarm for Home Burglary Protection - Anti-Intrusion Sensor
€22.95 Save €22.00 RRP: €44.95