4 layers60.6 × 56.2 mm

Furnace controller
digiexchris/furnace-controller
Simple 5 wire furnace controller using the Wemos D1 Mini. Intended for ESPHome and Home Assistant or other automation uses.
40 parts
Boards in 1 GitHub repository, designed in KiCad, that use the EEEHAE221UAP by Panasonic (-40℃~+105℃ 10.2mm 1000hrs@105℃ 160mA@120Hz 220uF 25V 8mm Polarized ±20% SMD,D8xL10.2mm Aluminum Electrolytic Capacitors - SMD ROHS). See how each wires it, with its parts, size, README and files; the EEEHAE221UAP’s symbol, footprint and pinout are on its own page.

digiexchris/furnace-controller
Simple 5 wire furnace controller using the Wemos D1 Mini. Intended for ESPHome and Home Assistant or other automation uses.