This is case for 220 V power regulator. I am going to use it for my old 100 W soldering iron. After the renovation of the my flat there were an extra switch and socket. I used this parts for this project.
To speed up case body printing I used the 1.0 nozzle and body was sanded after printing.

Creality

Ender 3

No

No

0.2

30

I use 1.0 mm nozzle for speed up body case printing. For other parts I used standart 0.4 mm nozzle

I used two component glue to install m3 screws to the case cap (see photo)