BALDOR Industrial LIGHTNIN Electric Motor. Input power: 115/230 Volt AC, 60Hz. 1-phase, 7.4/3.7amp (Currently wired for 115 volt AC). Shaft size: 5/8 diameter by approx.1-7/8" long with a 3/16" keyslot. NOTE: Motor has scratches, scuff marks, and various other signs of previous use. Comes as shown in the photos with what is shown in the photos.