The 1/2 HP Shallow-Well Jet Pump Combo features a 230/115-Volt motor for high output. The jet pump is manufactured with a heavy duty reinforced thermoplastic housing for durability. This jet pump self-primes after the housing is initially filled with water and has thermal overload protection to help prevent overheating. The maximum pressure for this pump is 65 psi, and it is designed for use in shallow wells with depths to water up to 25 ft. Supplied with 6 gallon pre-charged pressure tank ( 15 gallon standard tank equivalent).