Thanks for the reply. I started to read your blog and watch movies. The project looks really promising according to my needs. Definitelly I'll be looking forward for any new stuff and informations.

Few minutes after writing the post I was able to find the answer at your blog. https://revolution.kunbus.com/pibridge/

I'm looking for a solution that might be a replacement of PLC in a home automation. As I'm fun of RPI, Arduino and other like that solution I thought that it can be interesting path. However I would like to have more stability and at least 12V connectors. That is like I found your device. Unfortunat...