You said:
'There is over 2 years of R&D in this design and we think it’s the best way to get started controlling AC mains from an ESP8266 and we hope you think so too.'
I'm glad you don't work for me if that's what you produce after 2 years of R&D
I WILL use this opportunity to show you something better. I developed a board for use in student labs. It does a lot of things including a mains rated relay. I make absolutely no claims regarding certification or safety, but it does have isolation cut outs on the PCB.
Take a look at : http://myiot.co.uk/wemos/
Feel free to buy one: http://www.myiot.co.uk/wemos/flyer.html
Ian
schufti wrote:where I live, we translate "CE" as "China Export"
The 741 million Europeans that use CE have a special name for FCC too