eQ-3 MAX! Cube

eQ-3 MAX! integration for Home Assistant allows you to connect eQ-3 MAX! components via the eQ-3 MAX! Cube. The components connects to the eQ-3 MAX! Cube via TCP and automatically makes all supported components available in Home Assistant. The name for each device is created by concatenating the MAX! room and device names.


  • Configuring weekly schedules is not possible.
  • Implementation is based on the reverse engineered MAX! protocol.

Supported Devices:

  • MAX! Radiator Thermostat (tested)
  • MAX! Radiator Thermostat+
  • MAX! Window Sensor (tested)
  • MAX! Wall Thermostat (tested)

A maxcube section must be present in the configuration.yaml file and contain the following options as required:

# Example configuration.yaml entry

Configuration variables:

  • host (Required): The IP address of the eQ-3 MAX! Cube to use.
  • port (Optional): The UDP port number. Defaults to 62910.