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 8.09 € incl. VAT. Is this what you’re looking for?
All from 80
SAFE Door Guard, white
Great price
36.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
frient Entry Sensor Pro
37.40 €
In stock 3 pcs at the supplier's
Door and Window Sensor - wireless, compatible with Samsung SmartThings, Home Assistant and Homey, battery indication and protection against sabotage, central unit required,...
IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0
37.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Philips Hue Contact sensor Black
-9 % off new
39.90 €
New 43.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Ubiquiti UniFi SuperLink Entry
40.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via Radio frequency, protection against sabotage, range of 2000m, central unit required, supported OS:...
Window and door sensor - optical, anthracite - HmIP-SWDO-A
43.47 €
Currently Unavailable
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...
Philips Hue Contact sensor White
43.90 €
Ordered on request
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...
Philips Hue Contact sensor Black
43.90 €
On the way 1 pcs
Expected 29/10/2026
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...
SAFE Door Guard Plus, white
49.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
SAFE Door Guard Plus, white
49.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Siemens Connected Home window/door switch SCH020ZB, ZigBee
51.76 €
In stock 3 pcs at the supplier's
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
Homematic IP Window and door sensor - optical plus - HmIP-SWDO-PL
54.72 €
Currently Unavailable
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:...
Tedee Door Sensor, white
55 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - real-time door status detection, door status display in tedee app, long-open door alert, wireless operation, Bluetooth
Ajax DoorProtect White
58.99 €
Currently Unavailable
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...
Ajax DoorProtect Black
58.99 €
Currently Unavailable
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...
Nuki door sensor white
-9 % off new
63.90 €
New 70.30 €
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Apple Home, connect via Bluetooth, central unit required, supported OS: iOS, application in English
Homematic IP Window and door handle position sensor - HmIP-SRH
65.37 €
Currently Unavailable
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,...
Homematic IP Window and door sensor - optical plus, concealed mounting - HmIP-SWDO-I
65.37 €
Currently Unavailable
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,...
Homematic IP Siren indoor - HmIP-ASIR-2
65.61 €
Currently Unavailable
Siren - open system, area of use: security, OS supported: Android and iOS, compatible with Google Home and Homematic IP, power supply: Battery-Powered
Nuki door sensor white
70.30 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Apple Home, connect via Bluetooth, central unit required, supported OS: iOS, application in English
Nice window/door sensor, brown
75.90 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication and protection against sabotage, central unit required,...
Nice window/door sensor, white
75.90 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication and protection against sabotage, central unit required,...
No longer sold
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Sensoren für Türen und Fenster
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Sensoren für Türen und Fenster
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