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DXU - Dual Extrusion Upgrade for UM2+

Creation quality: 5.0/5 (1 vote)
Evaluation of members on the printability, utility, level of detail, etc.

3D model description


  • This project upgrades Ultimaker 2+ to a reliable dual extrusion printer.
  • The approach is based on the great effort everyone put into Mark2 for Ultimaker 2 and Ultimaker 3. 
  • The print head holds two hot ends, which are originally to be installed on standard UM2 head for 1.75 filament. The right nozzle move up and down nozzle swapping. 
  • This compact dual print head can achieve single extrusion print area of 220x223x205, and dual extrusion print area of 184x223x200.




  • Lever lifting mechanism is inspired by Ultimaker 3.
  • The firmware is modified based on Mark2 version of Tinkergnome firmware by tinkergnome.
  • CURA profiles are modified based on the Mark2 profiles by tinkergnome and foehnsturm​​​​​​​. - Used Mark2Tweaks plugin for CURA by Krys Lawrence.

3D printer file information





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