CAPAC Energy AG develops, builds and operates grid-scale zinc-bromine battery storage systems for the energy infrastructure of tomorrow.

As the exclusive partner of Eos Energy Enterprises, Inc. (NASDAQ: EOSE), we deliver zinc-based grid-scale storage systems across the DACH region for municipal utilities, energy providers and energy-intensive industrial companies, as well as for our own asset portfolio.

Products

CAPAC Turnkey BESS

CAPAC combines Eos’s industrial zinc-bromine technology platform with system integration and freely configurable service modules to create a consistent project and operating framework.

Solutions

Applications

CAPAC configures battery storage projects for specific use cases, combining the technical architecture with simulation-based financial modeling.

  • Featured Application

    Standalone BESS

    CAPAC configures battery storage projects for specific use cases, combining the technical architecture with simulation-based financial modeling.

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  • Featured Application

    Co-Location with a Solar or
    
Wind Farm

    CAPAC configures battery storage projects for specific use cases, combining the technical architecture with simulation-based financial modeling.

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  • Featured Application

    Commercial & Industrial

    CAPAC configures battery storage projects for specific use cases, combining the technical architecture with simulation-based financial modeling.

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  • Featured Application

    Hyperscale Data Centers

    CAPAC configures battery storage projects for specific use cases, combining the technical architecture with simulation-based financial modeling.

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Technology

Eos Zinc-Bromide Technology

The technology behind CAPAC BESS is Eos’s aqueous zinc-bromine architecture. Designed for storage durations of 4 to 16 hours, it delivers consistently stable performance profiles over the long term.

Based on clearly defined characteristics:

  • Max. 3.6% degradation 
over 25 years

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  • Inherently 

    non-flammable

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  • Temperature-stable without cooling or heating

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  • Fully recyclable and free of critical raw materials

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Featured Insight

Explore our latest thinking, insights and perspectives

Insight

Net Present Value, Storage Duration and the Market – Decision Logic for Battery Storage Projects

The Insights section provides a structured view of the key decision dimensions for battery storage projects – from net-present-value-based financial evaluation and strategic storage duration to major market, regulatory and application questions.

Explore: Net Present Value, Storage Duration and the Market – Decision Logic for Battery Storage Projects

Contact Us

Discuss Your Project

Battery storage projects are long-term infrastructure decisions. Investment security and project quality depend on the consistent alignment of storage duration, system sizing, the safety concept and the revenue model.

During a structured initial consultation, we clarify:

  • Suitable storage duration and system sizing
  • Technical integration requirements
  • Underlying financial assumptions and sensitivities
  • Regulatory framework conditions
  • The appropriate project and service structure

You will receive a clearly structured, robust basis for deciding the strategic direction of your battery storage project.