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Security System Sensors

Shop the best prices on 10,733 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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1,057 - 1,088 of 10,733
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Xiaomi Mijia Mi Home HomeKit
€11.95 Save €6.00 RRP: €17.95
2Pcs Tuya Zigbee Smart Siren Alarm Temperature Humidity Sensor Home Security with Strobe Alerts Works With TUYA Smart Hub 2025
€59.00 Save €60.00 RRP: €119.00
Photoelectric Beam Reflector Square 2Pcs For Outdoor Environments 6.00X4.00X0.70CM Mirror Reflection Technology
€13.95 Save €10.00 RRP: €23.95
2025 Zigbee Window Door Open Alarm Real Time Remote Control Magnetic Door Sensor
€18.95 Save €18.00 RRP: €36.95
25-26 Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance
€25.95 Save €25.00 RRP: €50.95
2025 ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren
€13.95 Save €13.00 RRP: €26.95
2Pcs Infrared Beam Detector, 20m Waterproof Security Sensor for Door/Window Burglar Alarm System 26s
€16.95 Save €16.00 RRP: €32.95
2025 Wireless Home Alarm,door And Window Alarm 4 Modes Magnetic Wireless Sensor
€38.95 Save €40.05 RRP: €79.00
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
€13.95
130dB Wireless Door Break Detector Home Door Anti-Theft Vibration Sensor Alarm
€29.95
Tuya Smart Door Window Alarm Sensor Door Magnetic Password Disarm
€16.95 Save €8.00 RRP: €24.95
Loud 130dB Wireless Door Open Detector Magnetic Alarm Sensors For Garage Door Window Real Time Alerts Easy Installation
€19.95
Expansion Board Module Kit for PICO W GPIO Expansion with 4-Channel Relay IO Sensor Debugging Modu
€48.95
Tuya ZigBee Smart Vibration Sensor: Real-Time Door & Window Monitoring with Alarm for Enhanced Security
€26.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Instal
€10.95 Save €1.00 RRP: €11.95
Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm_i*
€8.95 Save €17.00 RRP: €25.95
Magnetic Door Window Contact Sensor Alarm Wired-Security Home Burglars Alarm NO/NC Magnetic Switchs Easy to Install
€14.95 Save €2.00 RRP: €16.95
Automatic Infrared Beam Detector For Home Security Alarm System - 2pcs unbrand
€24.95 Save €13.00 RRP: €37.95
Sensor for Pressure Flexible Thin Film Smart Life APP Length 40cm
€41.95 Save €12.05 RRP: €54.00
3X Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic Door Sensor APP Remote Control
€21.95 Save €17.00 RRP: €38.95
2Pcs WiFi Vibration Sensor Alarm Wireless Vibration Detector Black
€20.95 Save €7.00 RRP: €27.95
10pcs Magnetic Switch Door Window Security Alarm System B
€14.95 Save €5.00 RRP: €19.95
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_
€16.95 Save €20.00 RRP: €36.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home
€40.95 Save €33.05 RRP: €74.00
Magnetic Door Switch NC Recessed Wired Security Window Door Sensor Alarm White - (10 Sets)
€13.95
SNZB-04P Zigbee Door and Window Sensor Local Smart Scene Linkage Tamper Alarm Security Compatible with Alexa Home
€24.95 Save €34.05 RRP: €59.00
433MHz Wireless Door Magnetic Contact Sensor Switch for Home Garage Alarm Security
€14.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Swit
€21.95 Save €6.00 RRP: €27.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with & Home Black
€11.95 Save €4.00 RRP: €15.95
120 Wireless Touch Sensor Security Alarm Loud Door Knob Entry Alert Anti Theft
€9.95
VALSEEL Outdoor Hotels And Guesthouses Infrared Detection Intelligent Alarm Multifunctional Detector
€14.95 Save €9.00 RRP: €23.95
2024 Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
€14.95 Save €14.00 RRP: €28.95