This dayton belt drive fan motor 1/3 HP 6k778k 115v 1725 RPM, with on / off switch is a sensor/switch in industrial equipment. It senses object presence, distance, or position (or switches an electrical circuit) and converts that into an output signal for machine control or monitoring. Key specifications noted on this listing include 1725 RPM, 3 HP. It is commonly in factory automation and machine control retrofits.
