HPD – Double Action

The HPD series of double hydropneumatic piston accumulators. The design of HPD double piston accumulators has combined two accumulators into one product. The double action pistons allow for the suspension of two movements by one accumulator. The HPD double piston accumulator has a fluid connection in both end flanges and the gas is contained between two pistons within the one unit.


  • 50-80 mm ID
  • 250 bar max working pressures
  • 0,5 – 5 L volume

Key features

  • Proven and robust design
  • Space-saving structure combining two accumulators into one
  • Excellent dampening features
  • Installation into any position

Example application

  • Boom suspensions
  • Loaders
  • Forest harvesters
  • HPD – Standard products

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