Heat pump
HPWH-HG4E-270
Thermor
AquaMQTT Board
https://github.com/tspopp/AquaMQTT
English: https://idealboilers.ie/uploads/documents/Explorer_Installation_Operation_Manual.pdf
Polski: https://www.atlantic-polska.pl/wp-content/uploads/2016/04/EXPLORER-v4-instrukcja-obs%C5%82ugi-PL-2019.pdf