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      AlibabaSecurityAlarmsAlarm SystemsWholesale window and door sensor

      Window And Door Sensor

      (7660 products available)

      RSH Tuya Wifi Intelligent Window Detector Thickness Door Security Smart Life Contact Sensors Alexa Google Wifi Door Sensor

      RSH Tuya Wifi Intelligent Window Detector Thickness Door Security Smart Life Contact Sensors Alexa Google Wifi Door Sensor

      Ready to Ship
      $4.78 - $5.33
      Min Order: 1 pair
      Shipping per piece: $5.44
      verify16 yrsCN
      4.6
      /5
      ·
      111 reviews
      ·
      "fast delivery"
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      tuya wifi smart home security system automatic window contact alarm magnetic door sensor

      tuya wifi smart home security system automatic window contact alarm magnetic door sensor

      Ready to Ship
      $6.50 - $9.00
      Min Order: 1 piece
      Shipping per piece: $5.52
      verify16 yrsCN
      4.7
      /5
      ·
      19 reviews
      ·
      "Fast delivery"
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      Home Security Battery Powered Wifi Window Door Alarm Contact Sensor Anti-theft Wireless Smart Wifi Magnetic Door Sensors

      Home Security Battery Powered Wifi Window Door Alarm Contact Sensor Anti-theft Wireless Smart Wifi Magnetic Door Sensors

      $6.80 - $7.30
      Min Order: 10 pieces
      4 yrsCN
      4.6
      /5
      ·
      39 reviews
      ·
      "good service"
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      E-WeLink Zigbee Contact Sensor Wireless Door and Window Sensor for Smart Home Automation Compatible with Hubitat and Alexa

      E-WeLink Zigbee Contact Sensor Wireless Door and Window Sensor for Smart Home Automation Compatible with Hubitat and Alexa

      Ready to Ship
      $2.80 - $3.80
      Min Order: 10 pieces
      12 yrsCN
      4.9
      /5
      ·
      9 reviews
      ·
      "fast shipping"
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      Customizable Wireless Adjustable sound Tuya Window Door Alarm Sensor Magnetic with SOS Panic Button WiFi Door Sensor

      Customizable Wireless Adjustable sound Tuya Window Door Alarm Sensor Magnetic with SOS Panic Button WiFi Door Sensor

      $5.20 - $6.00
      Min Order: 5 boxes
      verify9 yrsCN
      4.8
      /5
      ·
      54 reviews
      ·
      "excellent service"
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      New design Anti-Theft door sensor alarm open Burglar Alarm with Magnetic Door And Window Alarm Sensor for kids saf

      New design Anti-Theft door sensor alarm open Burglar Alarm with Magnetic Door And Window Alarm Sensor for kids saf

      Ready to Ship
      $2.10 - $2.38
      Min Order: 100 pieces
      Shipping per piece: $3.85
      verify14 yrsCN
      4.8
      /5
      ·
      35 reviews
      ·
      "Good service"
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      WiFi Smart window door gap alarm wifi anti thief home alarm tuya door sensor For Home Security

      WiFi Smart window door gap alarm wifi anti thief home alarm tuya door sensor For Home Security

      Ready to Ship
      $2.50 - $4.50
      Min Order: 2 pieces
      Shipping per piece: $3.21
      3 yrsCN
      4.3
      /5
      ·
      24 reviews
      ·
      "Awesome Supplier"
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      Intelligent infrared sensor door and window sensor wireless wifi/GSM home remote security anti-theft alarm system

      Intelligent infrared sensor door and window sensor wireless wifi/GSM home remote security anti-theft alarm system

      $39.00 - $75.00
      Min Order: 1 piece
      verify11 yrsCN
      4.7
      /5
      ·
      5 reviews
      ·
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      Top categories
      IoT Solutions & Software
      IoT Solutions & Software
      Alarms
      Alarms
      Surveillance Products
      Surveillance Products
      Safes
      Safes
      Other Security & Protection Products
      Other Security & Protection Products
      Self Defense Supplies
      Self Defense Supplies
      Access Control Systems & Products
      Access Control Systems & Products
      Locks & Keys
      Locks & Keys

      About products and suppliers

      7660 window and door sensor products are offered for sale by suppliers on Alibaba.com, of which alarm systems accounts for 49%, other door & window accessories accounts for 1%, and safety sensors accounts for 1%. A wide variety of window and door sensor options are available to you, such as smoking, fire and home security system.You can also choose from gprs, tcp and sdk window and door sensor,
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