A3HM Series High Pressure Variable Displacement Piston Pumps

“A3HM“ series piston for open circuit pumps match the requirements of construction machinery and mobile equipment. Drastically compact and lightweight. Suitable for mobile products.


  • Compact and lightweight compared with conventional pumps.
  • Applicable for medium pressure hydraulic systems: Rated Pressure 31.5 MPa and Max. Pressure 35 MPa.
  • We offer 6 models in the geometric displacement range from 18.6 to 100.7 cm3/rev. Available for a wide range of applications.
  • Through-drive type is employed for standard models. Driven side pumps with displacement volume up to the same displacement as that of the driving pump can be connected. Wide range of maximum flow rates.
View A3HM Series Catalog