This integration integrates BSBLan device into Home Assistant.

BSBLan is a device that is made by Frederik Holst and Ulf Dieckmann for documentation and with the help of many other contributors. The new board v3 is designed for an Arduino Due with an Ethernet-Shield for web-based controlling of heating systems such as Elco Thision, Brötje and similar systems.

It can interface with the heating system over Boiler-System-Bus, Local Process Bus and PPS (Punkt-zu-Punkt Schnittstelle) For more information of which system it supports, have a look at their documentation.


Adding BSB-Lan to your Home Assistant instance can be done via the user interface, by taking the following steps:

  • Browse to your Home Assistant instance.

  • In the sidebar click on Configuration.

  • From the configuration menu select: Integrations.

  • In the bottom right, click on the Add Integration button.

  • From the list, search and select “BSB-Lan”.

  • Follow the instruction on screen to complete the set up.

After completing, the BSB-Lan integration will be immediately available for use.

For authentication HTTP authentication using a username and password, or using a passkey is supported. Use either one.

For more documentation of the BSBLan device, check the manual.

To see a more detailed listing of the reported systems which are successfully used with BSB-LAN please follow the corresponding link:

The integration is tested with the stable firmware version 1.00. A newer firmware versions will not work, because the parameters are changed of the specific info that is needed. Please use the latest release. release 1.0