High Pressure Triplex Reciprocating Plunger Pump has seven interchangeable plunger and seal packages, allowing complete hydraulic coverage. The Pump has cylinder body of high strength ductile iron or aluminium bronze made for salt water applications and has ceramic plungers. The Pump has high pressure seals are of welted seal design, lubricated and cooled by suction fluid for longer seal life and has seal plate of stainless steel made that features easy and quick replacement of seals. The Pump has automotive type crankshaft made using high strength ductile iron, shaft bearings that feature roller bearings for high loads. The Pump handles liquids up to 160 ° F with a maximum inlet pressure of 75 PSI. The Pump ensures efficient flow and pressure is easily converted, even in the field, by changing the plunger and seal kit. The High Pressure Triplex Reciprocating Plunger Pump comes with three different valves with different flow areas that fit in to the same valve deck and are also interchangeable.