Works really well.

Gained inspiration from https://www.thingiverse.com/thing:2961085

• Designed specifically for the EFIS as it uses a EC11 encoder and a 45 deg rotary switch.
• Push Button works as well

Encoder: aliexpress
Rotary switch : aliexpress

Designed for a total panel height of 8mm and the 2 following knobs on top: https://www.thingiverse.com/thing:851918

Assembly is pretty straight forward,
super glue works for attaching the gear to switch and to connect the 2 parts of the housing