Summary
This is a case for an Einsy Rambo Board with room for a Raspberry Pi 3b/b+/4 and buck converter that fits the stock MK3(S) frame.
Supports connecting Pi via USB or GPIO.
Supports wiring for MMU2.
BEAR frame version:
https://www.prusaprinters.org/prints/3713-einsy-rambo-raspberry-pi-case
0.20 layers
PETG or other heat resistant material
Cover prints w/o supports as long as your printer can bridge about 50mm and you print at the suggested layer height.
Bridging on the lid works best with no more than 2 perimeters.
Extruder and heatbed wire bundle clamps:
4x M3 square nuts
4x M3x10 socket head screws
To mount Einsy:
4x M3x10 socket head screws
4x M3 hex nuts
To mount Pi:
3x M3x10 socket head screws
(holes in Pi are undersized; drill them out to 3mm)
To mount buck converter:
2x M3x10 socket head screws
To attach cover:
4x M3x10 socket head screws
4x M3 square nuts
To mount fan:
4x M3x12 socket head screws
4x M3 hex nuts
or
4x fan mount screws (see picture. comes with noctua fans)
All slots for square nuts are sized to fit the thicker (2.35mm thick) square nuts commonly sold on amazon.
This buck converter fits:
https://www.amazon.com/gp/product/B06XRN7NFQ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
This fan fits:
https://www.amazon.com/gp/product/B00NEMGCIA/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
STEP file included. Feel free to remix!
The author marked this model as their own original creation.