WellFan - Mean Well LRS-350-24 ultra silent PSU mod for Ender 3 3D printable model by OderWat

WellFan - Mean Well LRS-350-24 ultra silent PSU mod for Ender 3

Source: Thingiverse by OderWat

The WellFan - Mean Well LRS-350-24 ultra silent PSU mod for Ender 3 is a free printable 3D model from Thingiverse by OderWat. This is a PSU modification which is meant for the Creality3D Ender 3, but may be used for other printers too. You can download the STL file from the original listing below and print it at home.

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2,210 saves Source: Thingiverse Updated 2026-07-03

Tags: WellFan, -, Mean, Well, LRS-350-24, ultra, silent, PSU, mod, for, Ender, 3

About this model

This is a PSU modification which is meant for the Creality3D Ender 3, but may be used for other printers too. In the first step it replaces the original PSU with a Mean Well LRS-350-24. Then it replaces the original PSU cover fan with a specially designed partial case. This lets you use a 80 mm 12v Arctic F8 Silent fan (or any other 80 mm x 25 mm 12v fan) and reuses the original Ender 3 power socket / switch combination part. The original fan is also 12v indeed (see the photo). It is made from three parts. They should easily print without any supports. It also will fit on the Ender 3 bed even if the resulting part is bigger than the print area. There are multiple prepared cable tunnels at the lower side and it can be mounted just as the original PSU (I designed it to go outside of my print…

Frequently asked questions

Is this 3D model free to download?
Yes. WellFan - Mean Well LRS-350-24 ultra silent PSU mod for Ender 3 is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by OderWat.
Who made this model?
Designed by OderWat, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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