This is a BRAND NEW Emerson Intertherm/Nordyne/Miller Air Conditioning Fan Motor. It's 1/4 HP, 208-230 volts, 825 RPM. The Intertherm/Nordyen/Miller part number is 621911 (replaces old part # 621305) and the Emerson # is K55HXJLY-9188. The motor has three wires and takes a 5 uf Capacitor rated at 370 volts. The motor is 48Y Frame ( 5 5/8" Diameter).