The velbus integration supports the Velbus USB, Velbus serial and a TCP/IP gateway.

There is currently support for the following device types within Home Assistant:

  • Binary Sensor
  • Climate
  • Sensor
  • Switch
  • Cover


There are 2 options in configuring the velbus integration:

  • Via the Home Assistant user interface where it will let you enter the port string to connect to the Velbus bus.
  • Via the Home Assistant configuration.yaml file.
# Example configuration.yaml entry for a USB or serial interface
  port: 'PORT_STRING'

Port Sstring

The port string used in the user interface or the configuration file can have 2 formats:

  • For a serial device: /dev/ttyUSB00
  • For a tcp/ip device:

Configuration Variables



The port where your board is connected to your Home Assistant host.