Aluminium body hydraulic gear pumps and motors WHISPER

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  • Description


Gear pumps built in three pieces with an extruded body in high resistance aluminium alloy.

WHISPER is a new and original technology protected by international patents and applied to a family of external gear pumps and motors that feature low noise emissions.
The wide choice of shafts, flanges and ports, in compliance with all international standards (SAE, DIN and EUROPEAN) allow for their use in an infinite variety of applications.
Displacements from 0.07 in³/rev (1,12 cm³/rev) to 5.91 in³/rev (96,85 cm³/rev) available in groups 10, 20 and 30
Max. peak pressure up to 4350 psi (300 bar)
Max. speed up to 4000 min

  • High efficiencies
  • Low noise emission
  • Integrated outboard bearings for heavy duty applications
  • Multiple units
  • Custom design

Built-in valves

  • Anti-cavitation valves
  • Maximum pressure relief valves
  • Priority valves
  • “Load sensing” priority valves
  • By-pass electric valves