Olaer manufactures a comprehensive range of hydraulic accumulator equipment, including bladder-, diaphragm- and piston-type accumulators, accumulator charging kits and support brackets.

Leaders in fluid management solutions

For over 50 years, Olaer has supplied leading hydraulic accumulators to a range of industries. Leveraging this wealth of experience and expertise, Olaer constantly delivers cost-effective, innovative, value-added solutions, and world-class service to the global hydraulics and related industries.

Ensuring correct oil volumes and pressures when incorporated into hydraulic systems, Olaer accumulators also compensate for oil leaks or temperature variations. Both Olaer bladder and diaphragm accumulators have an instantaneous response time.

Olaer accumulators are designed, manufactured and tested in compliance with European Directive 97/23/EC.

Olaer’s products are distributed and supported across Africa through Hytec Fluid Technology (HFT), a Bosch Rexroth South Africa Group Company.

Contact Hytec Fluid Technology today!
Call us on +27 11 976 9300 or send us your requirements using the form.

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Bladder Accumulators

Bladder accumulators are hydro-pneumatic accumulators, which are flexible, filled with nitrogen and fitted with a steel pressure vessel.


Diaphragm Accumulators

Range of diaphragm accumulators from Africa’s largest supplier of hydraulics and automation products feature several operating pressures.


Piston Accumulators

Piston accumulators from Hytec Fluid Technology are ideal for the storage of energy, dampening & surge alleviation.


Accumulator Charging Kits

HFT stocks and supplies Olaer and Hydac accumulator charging kitsto ensure proper installation & correct maintenance regimes.


Support Brackets

Accumulator accessories from Olaer and Bosch Rexroth extend versatility and simplify assembly and storage.


A closer look at Olaer accumulators

Olaer bladder type accumulator features:

  • Wide range of materials, bladders and coatings
  • Adaptation to low and high temperatures
  • Adapts to different fluids
  • Wide pressure range
  • Bladders have very high impermeability grade
  • Prevents disassembly while under pressure
  • Horizontal or vertical installation
  • Adaptable high flow fluid ports
  • Flanged fluid ports for connection to manifold block
  • Adaptable into transfer system


Olaer piston type accumulator features:

  • Adaptation to high temperature
  • Adaptable in transfer system
  • Piston position indicator
  • Very high compression ratio
  • Customised capacity
  • Prevents disassembly while under pressure


Olaer diaphragm type accumulator features:

  • High compression ration P2/P0
  • Instantaneous response time
  • Can be mounted by any positions
  • Non repairable
  • Limited maintenance
  • Compact


Olaer charging kit features:

Charging kits from Olaer are used to inflate, check, top-up or vent the nitrogen gas pre-charge in all accumulators. To use the charger, it must be screwed to the gas valve and connected to the gas regulator that fits the nitrogen bottles.


Olaer support brackets features:

Olaer support brackets form part of the Olaer accessory range, and are designed to fit perfectly to Olaer accumulators. They meet the latest regulations and are compliant with the CETOP standards.

Enhance your hydraulic system with the correct oil volumes & pressures. Contact us today on +27 11 976 9300 to find out more.
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