This unit also requires a subscription to the MelPump App - Another one of my listings has the Home Assistant version, you have total flexibility to change or run both easily with instructions provided.

This WiFi Connector allows users of Air-to-Water Mitsibushi Ecodan Heat Pumps to connect their unit to the MelPump App for detailed analysis of performance. 

Please see the MelPump App Knowledge base for further information.

With the optional MELCloud port, the device can allow you to continue to operate the MELCloud adapter in addition, THE MELCLOUD ADAPTER IS NOT INCLUDED.

Supplied with approximately 2m flex cable and wall mount bracket.

Supports FTC4 (Firmware 12.01+)/FTC5/FTC6/FTC7 Models

Supports Write of Thermostat Setpoints, Hot Water Temperature, Hot Water Boost, Holiday Mode, Prohibits and more!

Connect the device to the Red CN105 connector in your Mitsubishi Ecodan ASHP (Air to Water) and connect to the device to setup WiFi and your MelPump username & password. 

Support is available to help get you set up!