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Security System Sensors

Shop the best prices on 13,915 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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2,721 - 2,752 of 3,200
Welcome to our store specializing in welcome doorbell sensors, split-type welcome devices, and the SF20R PRO welcome device.SF20R PRO 1 main unit + 1
From £47.95
Smart WiFi door magnetic sensor, smart on-site door magnetic alarm, door and window alarm, remote alarm, burglar alarm.WIFI version door sensor (conne
From £42.95
MC31B Wired Door Magnetic Switch, Normally Open/Normal Closed Type, Door Magnetic Signal Output Alarm Host, Wired Detector compatible
From £37.95
WiFi/Smart Door and Window Detector with Google Alexa Voice ControlE-type Wi-Fi graffiti door magnet compatible
From £32.95
WiFi/Human Infrared Sensor, Light Sensor, Scene Switch 3-in-1 Function AppZigbee version - with light sensor compatible
From £33.95
Welcome sensor at the entrance, welcoming doorbell, voice prompt, separate welcome unit for shops and supermarkets.SF20R PRO 2 main unit + 1 sensor (E
From £27.95
Door magnetic alarm, window magnetic wired door magnetic normally closed switch, sensor, door magnetic switch compatible
From £19.95
Smart home door sensor with Wi-Fi door and window alarm compatible
From £31.95
Door and window alarm WiFi door sensor WiFi door and window switch wireless door sensor switch compatible
From £35.95
Welcome to our store specializing in welcome doorbell sensors, split-type welcome devices, and the SF20R PRO welcome device.SF20R 2 Main Units + 1 Sen
From £47.95
American-style creative wall clock with world map, retro clock, living room metal wall clock12-inch > 0805H30.SZ compatible
From £54.00
WiFi/Smart Door and Window Detector with Google Alexa Voice ControlA type of Wi-Fi graffiti door tape-based on-site alarm compatible
From £33.95
WIFI/Smart Vibration Sensor Remote Door and Window Vibration Alarm SensorZigbee version compatible
From £29.95
Intelligent human body with breathing, millimeter-wave radar, Wi-Fi, and 5.8G light sensor.Zigbee version (requires a gateway to work) compatible
From £46.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
From £15.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
From £29.95
Tuya Zigbee Wifi Sensor 24ghz Detector Miave Mot Sensor Wireless Huma 2025
From £59.00
Garage Door Alarm Sensor Magnetic Switch with L Bracket Security
From £7.95
3X Tuya Wifi Magnetic Door Window Sensor Burglar Security Entry Sensor Smart Life App Remote Control Alarm
From £35.95
Infrared bracket universal infrared detector bracket infrared probe bracket alarm bracket compatible
From £21.95
Smart Home Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection for Garden Automat
From £24.95
MC-38 Wooden Door Magnetic Switch Surface Mount Access Control Anti-theft Wired Alarm compatible
From £35.95
Wired circular concealed iron door magnetic sensor, wired door magnetic alarm, wired door magnetic detector, wired door magnetic sensor compatible
From £35.95
WiFi smart door magnetic alarm, on-site alarm sensor for door opening and closing alarm, supports Alexa and Google Play. compatible
From £46.95
433MHz wireless signal frequency repeater, wireless smoke detector, gas signal extenderWhite compatible
From £64.00
Wi-Fi door sensor, smart home door and window alarm. compatible
From £41.95
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
From £29.95
Tuya Zigbee Smart Home Wireless Door and Window Contact Door Sensor APP Control
From £11.95
RC-33 Magnetic Reed Switch NC Recessed Wired Window Door Contact Sensor for Home Security and Burglar Alarm Systems
From £20.95
433MHz wireless doorbell emergency SOS button compatible with GSM WIFI alarm host wireless anti-theft alarm
From £17.95
Wireless roller shutter door magnetic sensor, smart door magnetic detector. compatible
From £29.95
WiFi smart door and window & illumination dual-function detector door magnetic light composite sensor compatible
From £39.95