Summary

This is for a voltage/current adjustable power supply.
like https://www.amazon.com/gp/product/B08T9TFG8V

IEC320 C14 15A with Switch
https://www.amazon.com/gp/product/B0895T9NXF/

XT60 for the plug

The holes on top are for adjusting the current and the voltage.

The screws to mount on the bottom are m3

This is my first 3d model adjustment/build ever so use at your own risk :)