2 layers50 × 25 mm

Mbus master
roarfred/AmsToMqttBridge
Minimalistic system to read AMS/HAN data from electrical meter
50 parts223
KiCad boards from 3 GitHub repositories tagged “han”, the most starred first; open any of them in PCBKit.

roarfred/AmsToMqttBridge
Minimalistic system to read AMS/HAN data from electrical meter

hagronnestad/mbus-han-kaifa
⚡🔌💻 DIY electronics and code to read data from my KAIFA MA105H2E AMS smart meter.

yyberi/han-to-RS485
KiCAD project of PCB that reads data from the Aidon electricity meter's HAN port and converts it to an RS485 bus, enabling integration with home automation systems, data loggers, and industrial equipment.