




Bosch Smart Home Door/Window Contact II
- Reliable detection of open or closed doors and windows
- Supports energy-efficient heating through automatic heating regulation during ventilation
- Can be integrated into the Bosch Smart Home System for enhanced burglary protection
- Easy installation thanks to compact dimensions and unobtrusive design
- With Bosch Smart Home Controller II as Matter Bridge compatible with all Matter Controllers
Intelligent monitoring for your home
The Bosch Smart Home Door/Window Contact II is a precise sensor that reliably detects whether doors or windows are open or closed. This information is transmitted in real time to the Bosch Smart Home app, so you can keep track of what's happening at all times. Through integration into the Bosch Smart Home system, the sensor not only contributes to security but also supports energy-efficient heating control.
Energy-efficient heating made easy
In conjunction with smart radiator thermostats, the Door/Window Contact II enables automatic adjustment of the heating output when ventilating. If a window is opened, the system reduces the heating temperature to save energy. After the window is closed, the heating automatically returns to the previous setting. This avoids unnecessary energy consumption and promotes sustainable heating behavior.
Advanced burglary protection
The sensor plays a crucial role in your smart home's security concept. Combined with the Bosch alarm system, it detects the unexpected opening of doors or windows and immediately triggers an alarm. This increases protection against unauthorized access and ensures a sense of security.
Easy installation and discreet design
Thanks to its compact dimensions of 22×75×23 mm for the sensor unit and 10×20×3 mm for the magnet, the Door/Window Contact II can be discreetly mounted on almost any door or window. Installation is straightforward using the included adhesive tape, requiring no special tools. The simple design blends harmoniously into any home décor.
Compatibility and control
The Door/Window Contact II communicates via the ZigBee 3.0 wireless protocol in the frequency range of 2.4 to 2.4835 GHz. It is compatible with the Bosch Smart Home System and can also be integrated with common voice assistants such as Amazon Alexa, Google Assistant, and Siri. This allows you to conveniently query the status of your doors and windows via voice command and integrate them into automation systems.
Technical specifications
Characteristic | Value |
---|---|
Device type | Door/Window Contact II |
Model number | 8750002090 |
Radio protocol | ZigBee 3.0 and Matter over Bridge |
Frequency range | 2.4 – 2.4835 GHz |
Max. transmission power | 10 mW |
Range (open field) | < 100 m |
Power supply | 1× CR123A lithium battery |
Battery life | Up to 5 years |
Protection class | IP45 |
Operating temperature | –20 °C to +60 °C |
Max. humidity | 85% (non-condensing) |
Dimensions of sensor unit (W×H×D) | 22×75×23 mm |
Magnet dimensions (W×H×D) | 10×20×3 mm |
Weight of sensor unit | 22 g (without battery) |
Weight magnet | 5 g |
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