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Security System Sensors

Shop the best prices on 13,560 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 Portugal.

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1 - 32 of 3,200
Commercial Grade Wireless Door Chime Sensor 2 Transmitters 2 Receivers for Shop Alert
From €54.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart
From €13.95
Smart Mailbox Alert, Instant Updates, Home Security Solution
From €23.95
Tuya Zigbee Solar Light Sensor Waterproof IP65 Outdoor Brightness Detection Luminance Sensor Eas
From €27.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From €12.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From €9.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart H
From €14.95
7m Sliding Garage Door Gate Opener Infrared Beam Reflective Photocell for Electrical Gate Photoelectric Switch Gate
From €23.95
Compact Vibration Sensor Alarm 125dB Wireless Security Sensor for Door and Window Protection Ultra Thin Design White
From €17.95
Automated Gate Safe Infrared Detector Sensor for Swing Sliding Garage Gate Door Safety Infrared Beam Sensor Photocells
From €10.95
Door Alarm for Refrigerators | Adjustable Voice Alerts, Closing Reminder, Open State Warning, Home and Business Use
From €16.95
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors Automation
From €15.95
Mailbox Sensor for Real-Time Home Security Monitoring
From €17.95
Universal Wired Wireless Rain Sensor Probe 433Mhz RF Module with Auto Closing for Window Opener
From €39.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home
From €8.95
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Re
From €3.95
Tuya WiFi Door and Window Sensors, Smart Alarm with Notification App, No Hub Required, Works with Alexa, Google Home 26s
From €13.95
2025 Wired NC Type Magnetic Alarm Door Window Contact Sensor Detector Reed Switch
From €12.95
Adjustable Voice Notification Door Alarm for Windows and Doors, Suitable for Garage and Cellar Use
From €19.95
Pack Zer Door Alarm, Ow Alarm, 3/15/30/60 Seconds Wireless Frid Alarm, 4 In 1 Door Sensor Door Door Open Alarm Loud108db
From €24.95
Remover Clothing Tag Remove/ Tag Detacher
From €15.95
Vibration Sensor For Wireless Door And Window Security Motion Alerts Home Assistant Compatible
From €28.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
From €34.95
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
From €10.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From €8.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From €29.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
From €11.95
3Pcs Tuya WiFi SOS Button One Key Emergency Wireless Security Alarm Panic Device for Elderly Kids Home Smart Life Remote
From €35.95
SNZB-04PR2 SenseGuard Gen2 Zigbee Door/Window Sensor Active Security with Tamper Alerts App Monitoring Via ZBBridge-P
From €43.95
2X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From €23.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(2PCS)
From €12.95
Tuya APP Door Open/Closed Detectors Security Protection ZigBee Alarm Detector 2.4GHz Wireless Window Door Gate Sensor
From €13.95