Functional Micro Water Pump 3D printable model by Arron_mollet22

Functional Micro Water Pump

Source: Thingiverse by Arron_mollet22

The Functional Micro Water Pump is a free printable 3D model from Thingiverse by Arron_mollet22. This is a functional micro centrifugal water pump that has been tested and works. You can download the STL file from the original listing below and print it at home.

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355 saves Source: Thingiverse Updated 2026-05-03

Tags: Functional, Micro, Water, Pump

About this model

This is a functional micro centrifugal water pump that has been tested and works. It is not self priming but certainly can put water well once it gets going. The design is exceptionally compact only taking up about 2"x1"x1". This is designed to be used with 5/16 vinyl tubing and a compact motor to drive the pump. I will include amazon links to the specific parts that it was designed for. 5/16 ID Vinyl Tubing (10ft): 5/16 ID Vinyl Tubing (25/50ft): 0-6V DC Motor: I also cut out a rubber gasket to create a better seal to avoid the pump leaking. M2 Metric Hardware is what was meant to be used. Hardware: The 3rd picture in the picture section is actually a .gif video of the pump in action. If it doesn't show up just click the expanded view icon in the top right corner then click "view original…

Frequently asked questions

Is this 3D model free to download?
Yes. Functional Micro Water Pump 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 Arron_mollet22.
Who made this model?
Designed by Arron_mollet22, 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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