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A German-made reciprocating triplex plunger pump.

Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves; and forged brass manifold.

Gearbox and bell housings (to connect to gasoline, diesel, electric or hydraulic drive) and pulsator valve.

WARNING: This product might contain a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to

Specification US Metric
Flow18.4 GPM69.7 L/min
Maximum Discharge Pressure2030 PSI140 bar
Crankshaft Speed1450 RPM
Power25.8 HP19.2 KW
Max Temperature160 °F70 °C
Inlet Port Size(1) 1" BSP, (2) 3/4" BSP
Discharge Port Size(2) 3/4" BSP
Plunger Diameter1.18 in.30 mm
Stroke1.18 in.24 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft RotationTop of Pulley Towards Manifold
Crankshaft MountingEither Side
Crankcase Oil Capacity27.1 fl. oz. 0.8 L
Weight39.7 lbs.18 kg

Horsepower Specifications

RPM GPM 500 PSI 750 PSI 1000 PSI 1500 PSI 2030 PSI
1000 12.7 4.4 6.6 8.8 13.1 17.8
1100 14.0 4.8 7.2 9.7 14.5 19.6
1200 15.2 5.2 7.9 10.5 15.7 21.3
1300 16.5 5.7 8.5 11.4 17.1 23.1
1450 18.4 6.3 9.5 12.7 19.0 25.8

Specification Images

Additional Drawings

  • P470H Exploded View
  • P470H Parts List


  • Giant Industries Limited Warranty
  • P470H Installation Instructions
  • P470H Repair Instructions
  • Troubleshooting Guide


Sample Pump

Our Company

For 50 years, Giant Pumps has offered the most dependable positive displacement high-pressure triplex pumps available. Designed and built to the highest quality standards, customers count on Giant Pumps products to keep their equipment running. Every design detail of Giant Pumps products is optimized for long-life and reliable performance, making Giant Pumps the most trusted name in high-pressure pumps and systems.

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