Prusa Research
Original Prusa MK4 3D Printer
Original Prusa MK4 3D Printer
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The MK4 is the state-of-the-art edition of the acclaimed 3D printing powerhouse. Its unrivaled reliability and safety features are complemented by Input Shaper-enabled swiftness. Topping it off is the exceptional smoothness of the initial layer, made effortlessly achievable by the embedded Loadcell sensor, not to mention the ability to print remotely, interchangeable nozzles, a custom-designed UI including one-click printing, and a wealth of additional features.
Original Prusa MK4, with its innovative 32-bit connected architecture and the advanced Nextruder extruder, ensures a flawless first layer each and every time, without the need for Live Adjust Z. Further boasting of features like Input Shaper and Pressure Advance for rapid printing, additional safety functions, as well as practical advantages like quick-swap nozzles, remote printing capability, and webcams, this state-of-the-art 3D printer comes with a bonus of tranquility.
- The successor to the award-winning 3D printing workhorse Original Prusa MK3
- Effortlessly fast and silent 3D printing. Check out the sub-20 minutes Benchy video on MK4!
- Fully automatic first layer calibration thanks to the Load Cell sensor
- Print right out of the box - no print sheets profiles, no tinkering, no Live Adjust Z!
- Nextruder – our new extruder with a custom breakout board and smart features
- Safety features like filament sensor and power panic that won't let you down
- Easy maintenance, quick-swap nozzles, and removable print sheets
- Support for a wide range of materials, incl. PLA, PETG, Flex, Nylon, ASA, PVA, PC, PP, composites and more
- Color LCD screen with simple-to-navigate UI and quick access to all important functions
- Ethernet and Wi-fi connection
This machine comes pre-assembled tested and tuned.
Technical Parameters
| Build Volume | 250 x 210 x 220 mm | 9.84 x 8.3 x 8.6 in |
| Filament diameter | 1.75 mm |
| Layer height | 0.05-0.30 mm |
| Mainboard | Custom 32-bit xBuddy electronics with STM32 |
| Stepper Drivers | Trinamic 2130 |
| Stepper motors | Precise 0.9° X,Y stepper motors (prevents VFA) |
| Extruder | Nextruder, Direct Drive, E3D V6 compatible (with adapter) |
| Extruder electronics | Custom breakout board for connecting fans, thermistors and other parts. |
| Filament path | Aluminum heatsink, all-metal hotend, no PTFE tube |
| Drive system | Nextruder Planetary Gear System, 10:1 gearbox ratio |
| Nozzle diameter |
0.4mm (default) / other nozzle diameters supported |
| Max nozzle temperature | 290 °C / 554 °F |
| Max heatbed temperature | 120 °C / 248 °F |
| LCD screen | 3.5″ graphic 65k color screen |
| Connectivity | LAN, Optional ESP Wi-Fi module (delivered with the printer) |
| Print medium | USB drive / LAN / internet via Prusa Connect |
| Advanced sensors | Filament sensor, Loadcell sensor, Power panic, 4 high-precision thermistors (genuine Semitec) + fan motors RPM monitoring |
| Print surface | Magnetic heatbed with removable PEI spring steel sheets |
| Bed calibration | Automatic, Mesh Bed Leveling (only on print area) |
| Supported materials | PLA, PETG, ABS, ASA, Flex, HIPS, PA, PVA, PC, PP, CPE, PVB, NGEN, composites and more |
| Printer dimensions (without spool) | 7 kg, 500×550×400 mm; 19.6×21.6×15.7 in (X×Y×Z) |
| PSU | 240W, custom made by Delta with Power Panic HW |
| Power consumption | PLA settings: 80W / ABS settings: 120W |
Basic package includes:
- Original Prusa MK4 Assembled 3D printer
- Double-sided Smooth PEI Print Sheet
- 1kg of Prusament PLA Galaxy Black
- 3D Printing Handbook
- USB drive with sample prints (G-codes)
- Toolset: Uni-wrench, 13-16 wrench, Philips screwdriver, Nose pliers, Allen and torx keys
- Alcohol-saturated wipes, acupuncture needle
- Spoolholder
- Prusa lubricant for bearings
- A pack of Haribo gummy bears
- Manufacturing protocol
**Consumables, like print sheets in different finishes, are typically not covered by warranty due to regular wear and tear, unless it is a result of a manufacturing defect. Warranties do not include cosmetic damage like scratches, dents, cracks, etc. Only sheets that are faulty on arrival are covered.
**Lead Time: 3-4 weeks**
