Bipolar Plates for PEM Electrolyzer Stacks

  • Robust bipolar plates with integrated metal or elastomer gaskets for high pressure PEM electrolyzer  
  • Customer specific cell design leveraging EKPO design-to-cost approach 
  • Functional plate design from prototypes to series for highly automatable stacking solutions 
  • Innovative concepts, design and in-house production of high precision progressive die tools 
  • Highly efficient, fully automated and interlinked production processes for plates up to 4,000 cm² 
  • Experience in coating technology to increase durability and cost efficiency  
  • Proprietary compound development for gaskets to match demanding requirements

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Bipolar Plates for PEM Electrolyzer Stacks

  • EKPO offers custom fuel cell components which are built for performance.
  • Tailored solutions, scalable production, trusted partner
  • With over 25 years of experience, EKPO offers advanced bipolar plate solutions. Whether manufactured precisely to customer specifications (“built to print”) or developed in close collaboration with our clients – we deliver tailored solutions for bipolar plates, from prototypes to full-scale series production.
  • Their core strength lies in developing efficient manufacturing processes for high-volume production. With extensive experience across a wide range of production technologies and deep expertise in processing various materials, we develop fuel cell components professionally and manufacture them in series with outstanding quality.
  • All components can be customized to meet your specific requirements. We either produce according to your exact design or work with you to develop and optimize the solution – cost-effective, precise, and ready for series production.
  • Rely on a partner who combines development expertise with large-scale manufacturing experience.

Key features

  • Integrated Design and Material Development
    EKPO develops both the design and materials in-house, leveraging comprehensive design know-how to ensure outstanding performance and optimal compatibility
  • Expertise in MEA and BPP Interactions
    A deep understanding of the interdependencies between membrane electrode assemblies (MEA) and bipolar plates (BPP) enables seamless system integration and maximum functionality
  • System-Level Optimization
    All product features are precisely engineered and coordinated to deliver maximum functionality and efficiency across the entire fuel cell stack
  • High-Performance Coatings
    Advanced coatings provide excellent conductivity and long-term corrosion resistance
  • Advanced Forming and Tooling Know-How
    EKPO’s extensive experience in forming technologies and tooling supports high-volume production and accelerates industrialization
  • High-Speed, Precision Laser Welding
    State-of-the-art laser welding techniques ensure strong, precise, and leak-tight joints
  • Proprietary Sealing Technology
    EKPO’s in-house developed sealing materials are specifically designed for fuel cell applications, ensuring robust and reliable operation
  • 100% End-of-Line Leakage Testing
    Every bipolar plate undergoes comprehensive leakage testing and meets strict automotive-grade quality standards, supporting scalable and reliable manufacturing

Application areas

  • Hydrogen applications

Contact us

  • Contact us to get in touch with one of our experts
EKPO Fuel Cell Technologies GmbH

EKPO Fuel Cell Technologies (EKPO) is a leading joint venture in the field of development and large-scale production of fuel cell stacks for CO2-neutral mobility. We are a full-service supplier for fuel cell stacks and components used in trucks, buses, light commercial vehicles, but also SUVs and larger passenger cars and for rail and marine applications. We build on the industrialization expertise of two established international automotive suppliers – ElringKlinger and OPmobility.

Our goal is clearly defined: the development and large-scale production of high-performance fuel cell stacks aimed at driving forward CO2-neutral mobility – whether on the road, rail, water or off-highway.

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