Pressure Pump Diaphragm pump Water pump Self-Priming,High Pressure,can be used for car washer,agriculture,marine Pressure pumpDiaphragm pumpWater pumpDc Diaphragm Pumps Features Demand and Bypass ... mode Maximum torque and operating efficiency; higher operating pressure and/or lower amperage than competitive pumps Long life, no ... .5gpm)1200.5 DP-160M2205.5lpm(1.5gpm)1600.55 Pressure Pump