September 12, 2026

Battery Energy Storage Switzerland Launches 58.4 MW Facility

Overview of Battery Energy Storage Switzerland Plant

Switzerland’s largest operational battery energy storage plant has opened in Gurtnellen, canton Uri. This facility consists of two installations: Axpo’s 50 MW project and energieUri’s 8.4 MW project, providing a combined capacity of 58.4 MW. The project aims to enhance grid stability by storing excess electricity when supply is high and redistributing it during periods of increased demand.

Details of Battery Energy Storage Switzerland Project

The newly inaugurated facility was jointly developed by Axpo and energieUri and was inaugurated this week. The main purpose of Axpo’s unit is to support the national grid, while energieUri focuses on regional energy needs within the canton of Uri.

Technology and Integration of Battery Energy Storage Switzerland

Fluence acted as the system integrator for both projects. While this facility is the largest of its kind in Switzerland, it may not retain this title for long, as additional battery storage projects are planned or under development in the region.

Significance of Battery Energy Storage Switzerland

Battery energy storage systems (BESS) like the one in Gurtnellen are crucial for maintaining electricity supply reliability. They help balance the grid by managing the intermittency associated with renewable energy sources.

Future Developments in Battery Energy Storage Switzerland

The Gurtnellen facility represents a significant step in Switzerland’s push towards improving energy security and integrating renewable resources into the grid. With increasing investment in battery technology, further advancements in energy storage capabilities are expected in the coming years.

Sources for Battery Energy Storage Switzerland Information

  1. Switzerland’s biggest battery joins the grid — for now – Le News
  2. Axpo, energieUri commission Switzerland’s largest BESS facility

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