Variable pumps for closed circuit operation

  • compact design
  • high power density
  • dynamic response
  • high reliability
  • long service life
  • noise-optimized
  • precise and load-independent

Design characteristics

  • axial piston pump in swashplate design for high pressure closed loop systems
  • clockwise or counter clockwise rotation
  • exact and rugged servo control devices (mechanical, hydraulic, electro-hydraulic)
  • integrated high pressure relief valves with make-up function
  • integrated low pressure relief valves for boost, control and cooler circuits
  • replaceable cartridge filter
  • SAE high pressure ports
  • SAE mounting flange with ANSI or SAE spline shaft
  • through shaft SAE A, B, B-B and C
  • charge pressure pumps for internal and external suction, integrated cold start relief valve optional
  • optional tandem and multiple pumps


  • M1 mechanical lever
  • H1 hydraulic pilot
  • E1 electro-hydraulic
  • E2 electro-hydraulic with safety function
  • E5 electro-hydraulic, 3 postition
  • CA speed related hydraulic mechanical with torque-/power limitier

Control Options

  • power limiter
  • pressure cut-off
HYDRAULIC PUMPS Hydraulics and machinery in Madrid HYDRAULIC MOTORS Hydraulics and machinery in Madrid