Original Prusa MK4 to MK4S Upgrade Kit

The Original Prusa MK4 to MK4S Upgrade Kit enhances your MK4 printer with advanced features, including a 360° cooling system for improved airflow, a high-flow nozzle based on CHT technology for faster and more durable prints, and Input Shaper and Pressure Advance technologies for quieter, high-speed printing. The upgrade also introduces a native Prusa app for iOS and Android, allowing easy Wi-Fi setup via NFC tap and remote printer management. Optional accessories like the GPIO hackerboard and accelerometer are available for enthusiasts seeking further customization.

Key Features:

• Enhanced Cooling: The new 360° cooling system ensures that cold air is directed precisely onto the print, allowing for extreme overhangs up to 75° without the need for supports.
• High-Flow Nozzle: The custom-made high-flow nozzle enables faster printing and produces more durable prints, with improved flow rates between 50 to 114% depending on the material and nozzle diameter.
• Improved Print Speed and Quality: With the integration of Input Shaper and Pressure Advance technologies, the MK4S achieves doubled print speeds and quieter operation compared to the MK3S+.
• User-Friendly Connectivity: The native Prusa app for iOS and Android allows for easy Wi-Fi setup with an NFC tap, enhancing the user experience.
• Upgraded Components: New parts are printed from Prusament PC Blend Carbon Fiber or are injection molded, ensuring durability and reliability.
• Optional Accessories: The upgrade kit offers optional accessories like the GPIO hackerboard and an accelerometer for printer modders, providing opportunities for further customization and enhancements.

Technical Specifications:

• Cooling System: 360° cooling with a high-performance turbine and redesigned fan shroud
• Nozzle: High-flow nozzle based on CHT technology
• Print Speed: Improved print speed compared to MK4
• Print Quality: Enhanced print quality with better overhang performance
• Connectivity: Native iOS/Android Prusa app with easy Wi-Fi setup via NFC tap

What's Included

• Prusa Nozzle brass CHT - 0.4mm
• High-performance 360° cooling fan and fan shroud
• Nextruder parts (including PCCF printed parts)
• Wi-Fi board and NFC antenna
• Cover for xLCD and Nextruder cover
• Silicone cover for heatblock
• Fasteners and other accessories