WARNING!! You will play with LIVE MAINS!! Deadly zone!!
If you don’t have any experience and are not qualified for working with MAINS power I will not ecourage you to play arround!
Because of the high interest in the subject, a new dedicated Dev Board has been born: MPSMv2, a small ESP8266 DevBoard with integrated MAINS Power Switch!
Yes, it’s finally here, arrived safely from the PCB factory and you can see it below. I know a lot of you are waiting it already, but please be patient few more days. None of the already requested ones will leave the premises without a proper 24 hour test.
For any new requests please feel free to use as usual: tech at esp8266-projects.com.
If you want for your own experiments to order bare PCBs only, you can also do it directly to the
I don’t know if this it’s the smallest MAINS Power Switch with integrated WIFI and direct Web interface access but if is not, it’s definitely closer to be at only around 25x50mm 🙂