Genuine Protoneer CNC Shield v3.51 for Arduino Engraver CNC GRBL 1.1

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Latest CNC shield from Protoneer

ZYLtech is Protoneer's authorized retailer in US

Version 3.51

  • Added circuitry for End-Stop and Probe signal filtering. This eliminates false triggers and makes it possible use non-shielded cable for end-stops/probes.
  • Bigger Solder pads making it easier to assemble.
  • Probe pin labels have been updated to make it easier to install a probe.
  • GRBL v1.1 compatible.
  • Arduino CNC Shield(PCB) and components. 
(Basic soldering skills are needed. Instruction available on official Protoneer site:

2 Reviews Hide Reviews Show Reviews

  • 4
    First assembly project

    Posted by ROBERT PETERS on Dec 30th 2021

    Only complaint is that it didn't come with all the required pin headers

  • 4
    CNC/Laser board

    Posted by Chris Z on Apr 15th 2021

    So far this has performed great. Solved my limit switch false trigger issues. New pin out corrected for Z-axis and Spindle. I have actual purchased a second unit.

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