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  • Multi-material system for YOUR 3D printer
  • SUCCESSFULLY FUNDED ON KICKSTARTER
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  • MULTI CHROMAT
    Combine any Material
    Selectra is a multi channel filament feeder system for FDM 3d printers allowing dynamic filament switching during a print. Users are able to combine any colour, any material or any colour and material. We refer to this capability as "Multichromat", multiple chroma + multiple material
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  • IT WORKS
    Easy to Mount
    Selectra is designed to be used with any FDM 3d printer. It can be mounted in any orientation and is completely enclosed, no pinched fingers! It's small and lightweight form factor allows users to easily find a spot on their printer
  • FUNKY
    Multi Color Printing
    Primarily designed for Bowden tube type printers, Selectra replaces your existing filament feeder and also adds a 5 to 1 splitter block in the flow path towards the hotend
  • DIY
    Easy Retrofit
    Retrofit is pretty straight forward. Users are required to print a mount for their specific printer(s), hook-up the wires and tubes, and enable dual extrusion in their firmware.
  • HAND MADE
    The Selectra
    The name “Selectra” is derived from a combination of the English “select” (to carefully choose the best or most suitable) and the Italian “allegro” (a musical term to describe a brisk or quick pace). Together they describe the ability to choose the right thing, quickly.
  • AFFORDABLE
    Multichromat Printing
    At the moment, the costs involved with printing multichromat is typically accepted as being high, not just in terms of price, but also retrofit limitations, complexity and space requirements for additional hardware.
  • THEMATIC VARIATION
    How it works
    Primarily designed for Bowden tube type printers, Selectra replaces your existing filament feeder and also adds a 5 to 1 splitter block in the flow path towards the hotend.
  • COMPACT SIZE
    Retrofit
    Retrofit is pretty straight forward. Users are required to print a mount for their specific printer(s), hook-up the wires and tubes, and enable dual extrusion in their firmware.
  • PLUG AND PLAY
    Native or expansion
    Functionality relies on either a second separate extruder stepper driver port on your 3d printer’s control board OR an electronic switch expansion. You are able to use Selectra if one of the above requirements are met.
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    Selectra by Protea Design
    Japan

    Now accepting pre-orders!