Control panels, operation boxes, and operation switch units for on-site operation of manufacturing lines, industrial machinery, and FA equipment. Operation panels combining push button switches, selector switches, indicator lights, and emergency stop buttons, and operation stations for starting, stopping, speed adjustment, and mode switching of machinery. Unlike control devices inside control panels, these are specialized interface components for direct operator operation. On-site operation equipment used for manual operation and monitoring of various industrial equipment such as machine tool operation panels, conveyor operation panels, crane operation panels, and robot operation panels.