Prusa MK4S - Original (assembled)

The new Prusa MK4S is the latest iteration of our flagship 3D printing workhorse. Easy to set up and run, with top-class reliability and safety features, the MK4S delivers the highest quality 3D prints faster than ever. Designed and built in the EU.

Compared to the Original Prusa MK4, the MK4S brings the following innovations: New high-performance 360° cooling system

• New high-performance 360° cooling system
• High-quality high-flow nozzle as standard*
• Native iOS/Android Prusa app for iOS and Android with easy Wi-Fi setup with an NFC tap
• Improved print speed
• Improved print quality
• New parts printed from Prusament PC Blend Carbon Fiber or injection molded

TECHNICAL PARAMETERS

Print 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 

Drivers Trinamic 2130 

Stepper Drivers Stepper Motors Precise 0.9° X, Y Stepper Motors 

Extruder Nextruder, Direct Drive, E3D V6 compatible (with adapter) 

Extruder Electronics Custom connector board for fan, thermistors, and other components 

Filament Path Aluminum heat sink, all-metal hotend, no PTFE tube 

Drive Gear Planetary Gear Nextruder, 10:1 reduction ratio 

Nozzle Diameter: 0.4mm (default) / compatible with other nozzle diameters 

Max Nozzle Temperature: 290°C / 554°F 

Max Bed Temperature: 120°C / 248°F 

LCD Screen 3.5″ Color LCD with 65k 

Graphics Connectivity: LAN, Optional Wi-Fi ESP Module (included with printer) 

Printing Devices: USB Drive / LAN / Prusa Connect Internet Printing 

Advanced Sensors: Filament Sensor, Load Cell Sensor, Panic Mode, 4 High-Precision Thermistors (Semitec original) + Fan RPM Control 

Print Surface: Magnetic Heated Bed with Replaceable Spring Steel Sheets and PEI Bed

Automatic calibration: Mesh Bed Leveling (limited to print area) 

Compatible Materials: PLA, PETG, ABS, ASA, Flex, HIPS, PA, PVA, PC, PP, CPE, PVB, NGEN, composites, and more 

Printer Dimensions: 7 kg, 500×550×400 mm (without spool); 19.6×21.6×15.7 in (X×Y×Z) 

PSU: 240W, Custom-made by Delta with Hardware Panic Mode 

Power Consumption: PLA Settings: 80W / ABS Settings: 120W