Built the 6090 CNC controller to replace the generic brand. Much better performance and accuracy! The Variable Frequency Drive (VFD) tended to over heat at 150 degress and shut down. I needed to replace it with a more reliable VFD and components. Always bench-build and test your project before committing to final enclosure Installing a Z axis homing switch 3D printed a mounting holder for an 80mm vehicle HALO light. Really provides illumination!