<b>SEAFLO 12V Water Pressure Diaphragm Pump 5.5 GPM (20.8 LPM) 60 PSI</b> <br/> <br/> The 55-Series is our all new heavy duty water pressure pump with the most heavy duty pressure switch on the market. It provides high volume water flow with reduced pump cycling and smooth flow thanks to the large five-chamber diaphragm. It provides up to 5.5 gallons per minute. The 55-Series pumps are self-priming, can run dry without damage, and are performance reliable. This automatic demand water system pump has a built-in pressure switch which automatically starts and stops the pump when the faucet is opened and closed. Easy to install service and winterize. <br/><br/> <b>Technical Specifications</b><br/> Voltage: 12 VDC<br/> Dimensions: 8.25" X 5.30" X 6.0"<br/> Inlet / Outlet: 1/2″-14 MNPT<br/> Flow Rate: 5.5GPM<br/> Amps: 8.0 (17.0 Max. Amps)<br/> Shut-off Pressure: 60 PSI<br/> Weight: 6.1 lbs<br/> A fully assembled pressure set that simplifies the installation of water pressure systems for both the professional and amateur installer. The set consists of a 5 chamber diaphragm pump, strainer and pre-pressurized accumulator tank. Pressure gauge not included.