Prusa 3D printer Cardiff Fablab

Prusa i3 MK3S

The Original Prusa i3 MK3S is the successor of the award-winning Original Prusa i3 MK2 3D printer. With the rebuilt extruder, a plethora of sensors and the new magnetic MK52 heatbed with replaceable PEI spring steel print sheet, it consistently delivers high quality prints.

Build volume

250 x 210 x 210 mm

Optimised Materials

PLA, ABS, PET, HIPS, Flex PP, Ninjaflex, Laywood, Laybrick, Nylon, Bamboofill, Bronzefill, ASA, T-Glase

Layer resolution

600 micron to 50 micron

Files Required



Prusa Slicer


£2/hr + 70p/meter of filament (may vary for materials other than PLA)

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machine faq

How can I make a file for the 3D printer?

Files can be created in a CAD program and exported as a STL, 3D scanned from an existing object, or web download. To find out more about the different methods of creating a STL file for 3D printing please contact us.

I cannot use CAD, how can I print something?

FabLab can create a CAD file for, you can download it from websites such as Thingiverse, or use our 3D scanner.

I have a file, how can I send it to you to print?

Please send all files to

Do you stock different coloured filament?

We stock white and black filament, but we can order additional colours.

Do you stock different types of filament?

We stock PLA and ABS.