Cheap door and Window Sensors

On this page you will find door and Window Sensors at the lowest prices, more so all door and Window Sensors ranked from the lowest to the highest price. It will be easier to see products that are now marked at their lowest price. The item with the lowest price in this category is iGET SECURITY P8 - magnetic wire door/window detector for iGET SECURITY M3B and M2B marked at 179 Kč incl. VAT. Is this what you’re looking for?
82 Results
4.9 13×
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Eufy Entry Sensor
Door and Window Sensor - magnetic on the door/window, checking that the door is closed, fully compatible with Eufy Security devices, battery in the package - last 2 years, apps on your smart device, iOS/Android, the product requires a central unit
  799,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: EUF01c
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SAFE Door Guard, white
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
  899,-
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: SAFEH26009
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SAFE Door Guard, white
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
  899,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: SAFEH26009
4.5 26×
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IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0 + prodloužená záruka o 1 rok ZDARMA
Detector - Smart magnetic sensor for windows and doors to secure your home, ZigBee 3.0, three pieces in the package, CR2032 battery, Immax NEO PRO app in Czech and 60 other languages compatible with iOS, Android, with Amazon Alexa voice assistants, Apple Siri Shortcuts, Google Assistant and TUYA systems, LIDL
  899,-
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In stock 3 pcs at the supplier's
Order Code: IMMX_22_30
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frient Entry Sensor Pro
Door and Window Sensor - wireless, compatible with Samsung SmartThings, Home Assistant and Homey, battery indication and protection against sabotage, central unit required, supported OS: Android, Windows and iOS, application in Czech, application in Czech and English
  899,-
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In stock 1 pcs at the supplier's
Order Code: SMARaaa0069
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iNELS MATTER RFWD-100/MT Window/door detector
Door and Window Sensor - wireless, compatible with Apple Home, Google Home, Tuya and Samsung SmartThings, connect via Radio frequency, battery indication, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
  943,-
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In stock > 5 pcs at the supplier's
Order Code: INEdet001
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Ubiquiti UniFi SuperLink Entry
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via Radio frequency, protection against sabotage, range of 2000m, central unit required, supported OS: Android, application in English
  959,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Ubiq26355
4.0 7×
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Philips Hue Contact sensor White
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not included), bridge required for full functionality, White colour
  1,029,-
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On the way 1 pcs
Expected 12/11/2026
Order Code: PHLS23015
4.8 10×
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Philips Hue Contact sensor Black
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not included), bridge required for full functionality, black
  1,029,-
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On the way 2 pcs
Expected 12/11/2026
Order Code: PHLS23014
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Window and door sensor - optical, anthracite - HmIP-SWDO-A
Door and Window Sensor - wireless, compatible with Google Home, Home Connect and Homematic IP, connect via Radio frequency, battery indication, range of 300m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
  1,041,-
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In stock > 5 pcs at the supplier's
Order Code: Home23_37
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SAFE Door Guard Plus, white
Sensor - wireless magnetic open, shock and tilt detector for window and door security Powered by a replaceable battery that allows continuous operation for up to 4 years, white colour
  1,199,-
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In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: SAFEH26008
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Siemens Connected Home window/door switch SCH020ZB, ZigBee
Door and Window Sensor -, compatible with Google Home, connect via Radio frequency, battery indication, range of 14m, central unit required, supported OS: Android and iOS
  1,239,-
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In stock 3 pcs at the supplier's
Order Code: SimS25003
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Homematic IP Window and door sensor - optical plus - HmIP-SWDO-PL
Door and Window Sensor - wireless, compatible with Google Home, Home Connect and Homematic IP, connect via Radio frequency, range of 220m, central unit required, supported OS: Android and iOS, application in Czech
  1,310,-
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In stock > 5 pcs at the supplier's
Order Code: Home22_21
5.0 1×
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Tedee Door Sensor, white
Sensor - real-time door status detection, door status display in tedee app, long-open door alert, wireless operation, Bluetooth
  1,349,-
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In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tedee25005
4.8 12×
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Ajax DoorProtect White
Door and Window Sensor - wireless, compatible with Ajax, connect via Radio frequency, range of 1200m, central unit required, supported OS: Android, Windows and iOS, application in English
  1,412,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX7063
4.8 12×
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Ajax DoorProtect Black
Door and Window Sensor - wireless, compatible with Ajax, connect via Radio frequency, range of 1200m, central unit required, supported OS: Android, Windows and iOS, application in English
  1,412,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX7062
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iNELS RFWD-100 Window/door detector, magnetic
Door and Window Sensor - wireless, compatible with Apple Home, Google Home and Manufacturer app, connect via Radio frequency, battery indication, range of 12m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
  1,482,-
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In stock > 5 pcs at the supplier's
Order Code: INEdet003
4.5 7×
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Somfy IntelliTAG sensor
Door and Window Sensor -, compatible with Manufacturer app, connect via Radio frequency, range of 200m, separately functional unit, supported OS: Android and iOS
  1,499,-
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In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: SOMA04
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Homematic IP Window and door handle position sensor - HmIP-SRH
Door and Window Sensor - wireless, compatible with Home Connect and Homematic IP, connect via Radio frequency, range of 160m, central unit required, supported OS: Android and iOS, application in English
  1,565,-
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In stock > 5 pcs at the supplier's
Order Code: Home22_24
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Homematic IP Window and door sensor - optical plus, concealed mounting - HmIP-SWDO-I
Door and Window Sensor - wireless, compatible with Home Connect and Homematic IP, connect via WiFi 2,4 GHz, range of 230m, central unit required, supported OS: Android and iOS, application in Czech
  1,565,-
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In stock > 5 pcs at the supplier's
Order Code: Home22_22
5.0 1×
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Homematic IP Siren indoor - HmIP-ASIR-2
Siren - open system, area of use: security, OS supported: Android and iOS, compatible with Google Home and Homematic IP, power supply: Battery-Powered
  1,571,-
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In stock > 5 pcs at the supplier's
Order Code: Home22_14
4.5 27×
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Nuki door sensor white
Door and Window Sensor - wireless, compatible with Apple Home, connect via Bluetooth, central unit required, supported OS: iOS, application in English
  1,689,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Nuki22_03
4.3 8×
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Philips Hue Contact sensor White 2pcs
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not included), bridge required for full functionality, colour white, 2 pcs
  1,799,-
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In stock 1 pcs
Order Code: PHLS23017
4.8 5×
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Philips Hue Contact sensor Black 2pcs
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not included), bridge required for full functionality, black, 2 pcs
  1,799,-
Buy
In stock 4 pcs
Order Code: PHLS23016
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