This is a new WEG 230-460 volt, 3-phase inverter compatible 15 hp electric motor which was never installed. Paint scratches from handling, but otherwise new, never installed condition. Shaft diameter - 1 5/8", shaft length - 4", key width - .330". Located at my shop in Roseville off PFE Road. Call or reply for more information -Tom (916) 212-six seven two two