2 layers85.1 × 35.6 mm

SmartTherm
Strooom/SmartTherm
Controlling a Junkers heating (Eurostar ZWE24) with an IoT thermostat
22 parts33
KiCad boards from 1 GitHub repository tagged “heatronic”, the most starred first; open any of them in PCBKit.

Strooom/SmartTherm
Controlling a Junkers heating (Eurostar ZWE24) with an IoT thermostat