Designed for Power, Precision, and Reliability

At DELLNER HYDRATECH, our piston accumulators are designed for exceptional performance, providing reliable energy storage, emergency backup, and precise pressure control for hydraulic systems. Crafted from durable materials and utilizing advanced sealing technology, these accumulators guarantee long-lasting efficiency, even in the most challenging industrial environments.

Piston Accumulators

Customized Manufacturing

DELLNER HYDRATECH's piston accumulators are perfect for fluid power management, shock absorption, and maintaining system stability. Our customizable piston accumulators can be tailored to your specific requirements, boosting productivity while reducing maintenance needs.

  • Piston Sizes from Ø80mm - Ø660mm
  • Volumes from 0,5L to 1.800L
  • Working Pressure: 350bar (higher on request)
  • Working Temperature: -30ºC to +80ºC
    (standstill down to -40ºC)
  • Designed for more than 1mio Cycles
  • Optimized Seal System
  • Integrated Control Manifold
  • Self-supporting modules for easy integration

Piston Accumulators

Piston Accumulator
Piston Accumulator
HYDRAULIC SYSTEMS

Designed for use in Hydraulic Systems for energy storage, emergency backup, dampening of pump pulsations, flow stablizing, and shock absorbing.

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Piston Accumulator Module
Piston Accumulator Module
HYDRAULIC SYSTEMS

Hydraulic accumulator modules serve as the energy storage devices within hydraulic systems, playing a vital role in maintaining system stability and efficiency.

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Global Certifications

Achieving industry certifications reflects our commitment to exceptional manufacturing, ensuring the highest standards of quality, precision, and innovation in every product we deliver.

  • PED
  • ASME
  • SELO
  • No. 13
  • DNVGL
  • ABS
*May be obtained upon request

Repair, Overhaul, Inspect & Upgrade

DELLNER HYDRATECH is committed to maintaining the quality and performance of our manufactured products through expert repair, inspections, complete overhauls, and strategic upgrades. Our dedicated team ensures that each product continues to meet industry standards, enhancing reliability, efficiency, and longevity, maximizing your investment.

  • DELLNER HYDRATECH’s comprehensive service offering includes:
    Expand
    • Repair, overhaul, or upgrade of both our cylinders and all other brands
    • Comprehensive inspection and analysis of all components conducted by experienced hydraulic experts
    • Expert service teams with extensive experience and access to Dellner Hydratech’s global knowledge repository
    • Complete in-house machining, sandblasting, painting, welding, and assembly capabilities
    • Service tools for enhanced efficiency
    • Established network of global suppliers and workshops worldwide
    • Overhaul, retrofit, and repair to original specifications or upgrades
    • Detailed documentation featuring a thorough inspection report outlining all findings
    • Reengineering as necessary to extend cylinder life
    • Refurbishment services for cylinders and valve blocks
    • Replacement of all fittings
    • Pressure and functional testing
    • Routine seal replacements or upgrades to the latest seal technology
    • Innovative surface treatments and rod finishes, including:
      • Hard Chrome: Single or Double Layer
      • Nickel + Hard Chrome
      • Hard Chrome on Stainless Steel
      • HVOF
      • Ceramic
      • Laser Cladding
      • Stainless Steel