2 layers70 × 50 mm

JBC controller
microbug/soldering-station
DIY soldering station compatible with JBC C245 handle/tips
42 parts6MIT
Boards in 1 GitHub repository, designed in KiCad, that use the FSMRA3JH by TE Connectivity (Plugin Tactile Switches ROHS). See how each wires it, with its parts, size, README and files; the FSMRA3JH’s symbol, footprint and pinout are on its own page.

microbug/soldering-station
DIY soldering station compatible with JBC C245 handle/tips