FANUC A02B-0279-C121 MDI Unit is a manual data input interface designed for use with FANUC CNC controls. The part number A02B-0279-C121 uniquely identifies this module within FANUC’s MDI unit lineup. As an MDI unit, it serves as the operator input control for issuing commands to the controller and guiding machine operation when connected to compatible FANUC systems. This exact identification helps technicians and purchasers verify compatibility and source the correct part for maintenance or repair.
