Seaflo 12V 5.5 GPM 60 PSI Water Pressure Diaphragm Pump with NPT Fittings 5.5 Gallons/Min (20.0 LPM) 60 PSI 1/2 NPT Hose fittings 4 Year Warranty from Authorized Seaflo USA dealer Extremely efficient, very low current draw and offer high capacity output Priming Capability: 6 feet: Built-in Check Valve