4 WiFi 277Vac/16Amp Power Relays

Wired to Esp12-e ports 4, 5, 12, 13
via four 5.6kΩ/.125w limiter resistors
to the bases of four 2N2222 transistors
that fire four Panasonic ALE12B12 Relays.

4SPST is programmed using Arduino IDE.
Download Arduino IDE HERE

24 volt operation by changing R1-4 to 12kΩ resistors
and K1-4 Panasonic ALE14B-24 volts.

Download 4SPST.rrb CAD file HERE


4SPST kit (less Esp12-e) from Digikey HERE


Download Arduino HERE



Download TASMOTA HERE



To view and order PC boards install ExpressPCB