This SHURflo On-Demand Diaphragm Pump is perfect for boats, RVs and more! Runs quiet and can easily handle heavy-duty jobs, including agricultural spraying and transfer applications. Mounts in any position. Viton valves and Santoprene diaphragm to resist corrosion. Fully repairable pump body. 3/8in. female ports. Self-Priming: Yes, Pressure (PSI): 60, Head (ft.): 6, Mounting Base L x W (in.): 2 1/4 x 3 7/32, Power Supply: 12V, Seal Type: Viton, Amps: 7.3, Max. Inlet Pressure (PSI): 30, Flow (GPM): 1.8, Lift (ft.): 5, Dimensions L x W x H (in.): 8 1/4 x 4, Temperature Capacity (deg F): 170, Inlet Port (in.): 3/8, Outlet Port (in.): 3/8