Wärtsilä Energy Storage & Optimisation

Energy storage integrator: optimising energy for a smarter, safer, more reliable grid

Wärtsilä Energy Storage & Optimisation is leading the introduction of disruptive, game-changing products and technologies to the global power industry. As a battery energy storage integrator, we’re unlocking the way to an optimised energy future with our flexibility solutions. By integrating renewables, energy management technology and storage with traditional energy resources, we reinvent clean energy production from the largest and most complex grids to the most remote and essential islanded grids. We maximise value with energy storage.

Energy storage plays a key role in our vision towards a 100% renewable grid

Wärtsilä has a long-proven track record of 125+ system deployments globally, integrated with wind, hydro, solar and thermal generation — all optimised by the industry-leading GEMS Digital Energy Platform.


Sophisticated technology. Total flexibility. Best fit chemistry.

Hybrid energy with sophisticated software

The smart energy management GEMS Digital Energy Platform controls and the GridSolv Quantum energy storage system support a variety of system architectures and applications, including but not limited to:

  • AC and DC coupled
  • Capacity firming
  • Energy shifting
  • Ramp up/down control
  • Grid support services
  • Use-case stacking


On the path to decarbonisation

Turnkey energy solutions supporting and accelerating the transition towards 100% renewables

Spanning grid-scale, hybrid and island microgrid solutions, intelligent software and cutting-edge storage hardware is at the heart of our energy solutions. We offer unrivaled solutions to the most pressing energy challenges, including the integration of more renewables.

Wärtsilä secures new fire safety standard with release of advanced fire alarm system

After rigorous testing and the release of one of the most advanced fire alarm systems on the market, Wärtsilä is now compliant with the NFPA 69 Standard.

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