2 HP 4" Submersible Well Pump Complete Set Incl Motor, Pump-end and Control Box. 450ft Maxhead, Rated 15gpm, 22gpm Max. 1-phase 230v, 60Hz, 1.5kw, 3450 rpm, 1 Year Warranty. (Tuhorse TH4-015-12) Just slightly under 4 diameter, fits 4" and larger wells 1.25 inch NPT brass outlet (discharge) with built-in check valve 12 Stages. Cut off head 450 feet. Max flow(5 - 125ft): 22GPM, rated 15GPM Metal cased control box includes a 100uF start and 30uF run capacitor Meets NEMA industrial standards, manufactured under ISO 9001:2000, conforms to IEC34-ICE standards.