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Security System Sensors

Shop the best prices on 13,940 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, SystemHouse Solutions and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Ireland.

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2,721 - 2,752 of 3,200
1-10pcs Tuya WiFi Door Sensor Window Sensor Smart Home Wireless Door Detector Smart Life APP Remote Control for Alexa Google Home 25-26
From €39.95
Garage Door Alarm Sensor Magnetic Switch with L Bracket Security
From €8.95
2026 Wired Alarm Garage Door Magnetic Contacts with Adjustable Bracket
From €11.95
60GHz Millimeter Wave Radar Sensor FMCW Module for Fall Detection and Elderly Care
From €40.95
Imou ZTM1 White Temperature and Humidity Sensor Zigbee 2.4GHz for Smart Home Imou
From €54.00
Temperature sensor Supports Wi-Fi connection, compatible with Alexa 25-26
From €40.95
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 26s
From €15.95
Infrared bracket universal infrared detector bracket infrared probe bracket alarm bracket compatible
From €26.95
Smart vibration sensor, vibration detector, anti-theft vibration sensor compatible
From €59.00
Waterproof 12V Infrared Photocell Sensor Automatic Gate Barrier Opener 25-26
From €17.95
Smart Home Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection for Garden Automat
From €28.95
3 Sets Black Magnetic Switch Wiring NO/NC Flush Door Sensor Hidden Window Contact Reed Switch for Access Control Replace Alarm System [jkw]
From €28.95
Wifi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer f74 26-27s
From €69.00
MC-38 Wooden Door Magnetic Switch Surface Mount Access Control Anti-theft Wired Alarm compatible
From €44.95
Wired circular concealed iron door magnetic sensor, wired door magnetic alarm, wired door magnetic detector, wired door magnetic sensor compatible
From €43.95
WiFi smart door magnetic alarm, on-site alarm sensor for door opening and closing alarm, supports Alexa and Google Play. compatible
From €59.00
433MHz wireless signal frequency repeater, wireless smoke detector, gas signal extenderWhite compatible
From €84.00
Wi-Fi door sensor, smart home door and window alarm. compatible
From €54.00
3.0 Door and Window Sensors support HomeAssistant Z2 M ZHAZIBGEE 3.0 door sensor without battery compatible
From €34.95
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
From €36.95
Tuya Zigbee Smart Home Wireless Door and Window Contact Door Sensor APP Control
From €13.95
RC-33 Magnetic Reed Switch NC Recessed Wired Window Door Contact Sensor for Home Security and Burglar Alarm Systems
From €25.95
433MHz wireless doorbell emergency SOS button compatible with GSM WIFI alarm host wireless anti-theft alarm
From €22.95
26-27 Wireless 4-in-1 Door Alarm for Freezer/Window, Adjustable 3-60s Timer & 108dB Security Sensor (2-Pack)
From €37.95
Wireless roller shutter door magnetic sensor, smart door magnetic detector. compatible
From €36.95
Wired network temperature alarm for computer rooms only, temperature sensing alarm with heating and temperature control options available. 504HD-504 c
From €47.95
WiFi smart door and window & illumination dual-function detector door magnetic light composite sensor compatible
From €49.95
2026 2Pcs Tuya Zigbee Smart Siren Alarm Temperature Humidity Sensor Home Security with Strobe Alerts Works With TUYA Smart Hub
From €54.00
Smart home Wi-Fi temperature and humidity detector, wet and dry thermometer, smart detector sensor compatible
From €64.00
Smart WiFi emergency button, SOS alarm button for the elderly, smart scene linkage button compatible
From €69.00
High-decibel door and window sensor, smart wireless Wi-Fi, APP remote burglar alarm, Alexa compatible
From €54.00
MC-38 Door Magnetic Wiring System for Door and Window Burglar Alarm - Normally Closed Door Magnetic Switch compatible
From €48.95