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Security System Sensors

Shop the best prices on 11,034 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 France.

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1 - 32 of 3,200
Zinc Alloy Housing Magnetic Reed Switch, Security Wired Rolling Door Contact Alarm System for Garage Shop, Normally Closed or Open Configuration
From €5.55
Magnetic Curtain Door Sensor with 5m Wired Detector for Garage Door Opener Accessories
From €11.55
DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door
From €22.55
Wireless Door Alarm with Adjustable Delay, 4-in-1 Sensor Chime for Freezer, Fridge, or Window, Safety Alert When Left Open
From €23.55
Safety Light Curtain Sensor Switch Beam Infrared Grating Protection Device Resolution Area Protection
From €62.60
Infrared Detector Sensor for Swing, Sliding, and Garage Gates - 1 Pair Safety Accessory
From €20.55
Curtain Infrared Light Screen Sensor Safety Grating Variable Frequency with Alarm 8‑33V DC 10m / 32.81ft
From €62.60
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
From €9.55
Window Alarm Set with 130dB Vibration Sensor for Home Door and RV Security, 6 Black Units
From €48.55
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Open Close Status Works with TTLOCK App
From €31.55
Commercial Grade Wireless Door Chime Sensor 2 Transmitters 2 Receivers for Shop Alert
From €46.55
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
From €17.55
Smart Door Sensor - WiFi Wireless Window Sensor for Real-Time Message Notification Compatible with Alexa
From €29.55
2X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-In Siren Alarm Sensor
From €26.55
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
From €22.55
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From €42.55
E3Z-R61 NPN Photoelectric Sensor with Bracket, Mirror Reflection Type, 2m Range
From €16.55
Mailbox Sensor for Real-Time Home Security Monitoring
From €28.55
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From €24.55
Wireless Outdoor Door Window Magnetic Alarm Sensor, Waterproof IP66 Home Security Burglar Anti-Theft Monitor
From €22.55
6-pack wireless anti-theft door and window alarm for home security, diy magnetic sensor
From €14.55
Sensor Infrared Safety Beam Photocell Detector For Garage Gate Door DOORHAN DITEC SOMMER
From €40.55
Low Defect Door Window Alarm Kit with Contact Sensors
From €33.55
Car Battery Line Battery Management System Sensor for Focus III AV6N10C679GB 6PK013442-901
From €52.55
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
From €31.55
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 10Pcs
From €17.55
W100 Smart WiFi Bridge Gateway and Door Sensor Set for WeHere Smart Lockboxes, APP Control for Home Office Security
From €62.60
5-Level Sensitivity Adjustment Window Glass Break Vibration+Magnetic Door Sensor, Requires Alarm Host to Operate
From €30.55
433MHz RF Sensor Rain Sensor Probe Outdoor Use UV Resistant Shell DC5V-24V Operation for Smart Switches
From €27.55
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From €26.55
Zigbee Wireless Smart Scene Switch with Gateway Intelligent Linkage Switch Automation Work with Smart Life
From €28.55
Tuya Zigbee Temperature Humidity Sensor with External Probe&LCD Digital Smart Home Automation for Alexa Google Assistant
From €28.55