Summary

You can find inexpensive, used, and high-quality power supply boards AliExpress. In my case, it was an AC-DC 12V 5A power supply. Print the enclosure and you'll have a fully functional 12V 5A power supply.

Print Settings

Rafts:

No

                                            <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0,2</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>25</p></div></p>                                                        <br>                        <p class="detail-setting notes"><strong>Notes: </strong>                    </p><div><p>You can print with ABS, PET-G, or PLA filament. To avoid support issues, I suggest printing two halves of the enclosure and then gluing them together (i.e., printing the suggested STL file twice).</p></div>

12V 5A AC-DC Power Supply Box