AA

Featured products

Popular categories

Trending searches

Articles

Blog

Products

Categories

Suggested searches

Searching…

No results

Something went wrong.

↑↓ Select↵ OpenEsc Close search

English
Čeština
Deutsch
Español
Français
Italiano
Polski
日本語

Orders
Address
In-stock Alerts
My Courses
Subscription
Edit Account

3D printers8
3D printers
Prusa CORE One L+Learn more
Prusa CORE One+ (Gen 2)Learn more
Prusa CORE One L+: Critical Infrastructure Original Prusa MK4S Original Prusa XL+Original Prusa MINI+Original Prusa XL: Critical Infrastructure Original Prusa SL1S SPEED Prusa Pro HT90 Prusa Pro SLX Prusa Pro AFS Prusa Signature Oak
Printer upgrades
CORE One/+ INDX Conversion Kit Prusa CORE One L to CORE One L+ upgrade Prusa CORE One+ to Prusa CORE One+ (Gen 2)Prusa XL to Prusa XL+ Upgrade MK4S to Prusa CORE One+ (Gen 2) Conversion kit Original Prusa XL Enclosure to Enclosure for Prusa XL+
Prusa Reward ProgramLove your Prusa printer? Share your experience and earn $30 Prusa e-shop vouchers.
How to Choose a 3D Printer?We’ll walk you through the basics to find the exact machine for your space, budget, and ideas.
Free E-bookDownload a free e-book Basics of 3D Printing with Josef Prusa and make your first steps in 3D printing world
Original Prusa Printable PartsCollections of printable spare parts for Original Prusa 3D printers and upgrades.
Shipping informationRegularly updated info about the current manufacturing capacity and delivery times of our printers.
Custom 3D PrintingProfessional custom 3D printing from various materials according to your requirements.
Materials
Filaments
Prusament PLA PETG ASA / ABS PC (Polycarbonate)PA (Nylon)Flex Composites Special Materials clearance sale
Resin
Prusament Resin Resin Cleaner
Filament Guide Check my Prusament Spool
Prusament.com
Parts & Accessories
Accessories
Enclosures Nozzles Print Sheets Essential Accessories Cameras & Addons Tools & Crafting Adhesives
Spare parts
Merchandise
Spare parts - All Printers CORE One MK4/S & MK3.9/S MK3/S/+XL
Merch
For Business
Prusa Pro HT90 Prusa Pro SLX Prusa Pro AFS Prusa Pro Medical One Original Prusa XL Original Prusa XL: Critical Infrastructure
Prusa CORE One+Learn more
Prusa CORE One L Learn more
Prusa CORE One L: Critical Infrastructure Edition
3D Printing for
Manufacturing and R&D Automotive Industry Healthcare Education and Academic Research Architects and Designers Film Industry Critical Infrastructure
3D Printing Stories
Official Prusa Resellers
Sustainability
Prusa Education
Contact and Inquiry
Custom 3D Printing
ISO Certified
Software
PrusaSlicer
PrusaSlicer is an open-source, feature-rich, frequently updated tool that contains everything you need to export the perfect print files for your 3D printer.
Windows MacOS Linux
Prusa Connect
Prusa Connect is a cloud service enabling remote control and monitoring of your 3D printers, offering secure data handling, easy setup, and support for managing multiple printers from anywhere.
Log in to Connect
Prusa.app
Control your printer/s remotely from anywhere using the Prusa Connect technology behind. Prusa.app brings a new level of Prusa printer experience to Android and iOS phones.
Try it now!
Drivers & FirmwareDownload the latest firmware and drivers for your 3D printer.
PrusaSlicer Support
Prusa Connect Support
3D Models
3D Printers Art & Design Hobby & Makers Household Tabletop Miniatures Toys & Games Printables Store
Popular 3D models
Design Contests
Community
Upcoming Events
Prusa Forum
Prusa World MapFind local 3D printing users and explore the community around you.
Help
Guides & Tutorials PrusaSlicer Prusa Connect Materials
Printer Model
CORE One INDX CORE One L CORE One+CORE One
Hardware Troubleshooting
Drivers & Firmware
INDX family CORE One family MK4 family XL family MMU family PRO family
Courses
Become an expert in 3D printing
Prusa Academy offers online courses on various 3D printing related topics. Each course features:
- easy-to-read text with many pictures and short videos
- links for inspiration and further study
- quizzes for testing your knowledge along the way
- certificate of completion
Browse all courses My courses library
Blog
E-Book: Basics of 3D Printing
Company
About Prusa Research
We are the largest maker of 3D printers in Europe and the United States.
Founded as a one-man startup in 2012 by Josef Prusa, a Czech hobbyist, maker, and inventor. In just 15 years, we've grown into a company of more than 1,200 people. Every month, we design, build, and ship over 10,000 innovative and secure 3D printers from our headquarters in Prague, Czech Republic, and Delaware, USA, to users in more than 160 countries.
Watch a video and find out how Prusa Research was born and what we achieved within only 10 years!
About Us Timeline Sustainability Open-source
About Us
Contact Us
Logo and Photos
ISO Certified

Support
Original Prusa i3 MK2.5S

Original Prusa i3 MK2.5S support

Still need help?

Get support

We are here for you 24/7 all year round. If you can not find what you are looking for, please do not hesitate to contact us.

Blog

Better Prints, Easier Use: Prusa XL+, CORE One L+ and CORE One+ (Gen 2), Our Big Product Upgrade
Prusament PA11 Natural: The perfect choice for printing gears and moving parts
State of INDX – July 2026 Update: Founders Edition Shipping + What’s Next

Newsletter

Signup and get our monthly squeeze on updates, blog, printables and much more.

I would like to receive the e-book "Basics of 3D Printing" as a gift

By clicking, you agree to receive our newsletter.

This site is protected by reCAPTCHA Enterprise and the Google Privacy Policy and Terms of Service apply.

Build Tray — Modular Organizer for Assembly, Disassembly and Maintenance

E-shop

3D Printers
Printer Upgrades
Filaments
Accessories
Prusa Merchandise

© Prusa Research a.s.

Printables

3D Models
Store
Clubs
3D Design Contests
Brands

Community

World Map
Forum
User Groups
Events

Help

Prusa Help
Prusa Academy
3D Printing Calculators

Software

PrusaSlicer
Prusa.app
Prusa Connect
Drivers and Software

Company

About Us
Blog
Official Prusa Resellers
Contact Us
Certified for ISO 9001, ISO 14001, ISO 45001

General Terms and Conditions
General Terms and Conditions of Use of the PRUSA Websites
Privacy Policy
Information about cookies
Customer Complaints Policy
Status Page
Do Not Sell or Share My Personal Information
Supplemental Statements

General Terms and Conditions
General Terms and Conditions of Use of the PRUSA Websites
Privacy Policy
Information about cookies
Customer Complaints Policy
Status Page
Do Not Sell or Share My Personal Information
Supplemental Statements

© Prusa Research a.s.

JOSEF PRUSA®, PRUSA RESEARCH®, PRUSA POLYMERS®, PRUSA ORANGE®, PRUSA 3D ® AND PRUSAMENT® are registered trademarks of Prusa Development a.s. used by Prusa Research a.s. under licence from Prusa Development a.s.

Useful links

MK2.5S Community Forum
MK2.5S Printable Parts
MK2.5S Spare Parts
Sample G-codes

Upgrade to MK2.5S from Original Prusa i3 MK2.5

1. Introduction

2. Extruder disassembly

3. E-axis assembly

4. Electronics assembly

5. Preflight check

Original Prusa i3 MK2.5 to MK2.5S upgrade

5 chapters

Moderate

Upgrade to MK2.5S from Original Prusa i3 MK2

1. Introduction

2. Disassembly

3. E-axis assembly

4. Heatbed assembly

5. Electronics

6. Preflight check

Manual changelog MK2.5S

Original Prusa i3 MK2 to MK2.5S upgrade

7 chapters

Difficult

Fix common issues

Warping

Warping

When printing large objects, you can sometimes run into an issue with the corners of the object being lifted from the bed – mostly when printing with high-temperature materials…

Extruder blob

Extruder blob

The blob (mass of plastic accumulated around the hotend) is one of the most scary-looking printing problems you might face with your 3D printer. Removing it after it happens is…

Community posts

Does 6.8.1. FW update require re-calibrations?

Aug 19, 2026, 11:16:31 AM
3 replies

off topic, non Prusa related streaming event October 10th and 11th.

Aug 19, 2026, 11:06:42 AM
4 replies

Printing TPU/TPE on Prusa XL

Aug 19, 2026, 9:36:27 AM
27 replies

Support marks on prints (Prusa Core One L)

Aug 19, 2026, 9:29:59 AM
3 replies

Large print with PLA lifting in oposite corners.

Aug 19, 2026, 9:26:23 AM
7 replies

Original Prusa i3 MK2.5S support

Firmware 3.14.1

November 28, 2024

PrusaSlicer 2.9.6

August 14, 2026

Handbook 2.62

November 16, 2021

Topics

About your printer
Calibration
Using the printer
Printer maintenance
Troubleshooting
PrusaSlicer
3rd party accessories & Other projects