The stock PSU on my Creality Ender-3 needed to be replaced, so I swapped in a Meanwell LRS-350-24 (mounting holes match up to the stock PSU). I couldn't find a
...Show more cover that quite fit the Ender-3's arrangement, so I created this.
You will likely have to bend the terminals/wires for the plug a little bit due to how thin the enclosure is. I also left the holes for the socket small for the stock screws, so if you plan to use M3 screws, you'll have to drill the holes out a little bit.
This will work on other printers/configurations if you plan to mount the PSU in a similar fashion.