Okuma E7191-855-021 is a rack chassis with an integrated motherboard designed for the Okuma Opus 7000 system. This 10-slot rack chassis houses the control electronics in a single enclosure, combining the chassis and board into a unified assembly for the Opus 7000 CNC control solution. The model number E7191-855-021 identifies this specific unit used in the Opus 7000 setup.
