DC diaphragm pump 2.CE, ISO,3200RPM 3.12/24v, 17LPM, 40PSI 4.1Y warranty,sample for test 5.Acid, ... due to overload, with auto re-start featurea) Motor Voltage:12/24V DC, 110V/220V ACb) Max Flow rate: 17lpm (4.5gpm ... of inlet/outlet filter for your choice. Inlet/Outlet fitting: 12.5mm pyramid hose barb,1/4 NPT male thread fitting ...