# Topsoe to build world's largest electrolyzer plant in Herning, Denmark

Topsoe announced plans to construct an industrial-scale electrolyzer manufacturing plant in Herning, Denmark, with an annual capacity of 500 MW (expandable to 5 GW), expected to start operations in 2024.

- Type: New facility
- Announced: 2022-05-21
- Where: Herning, Denmark
- Starts operating: 2024
- Status: announced
- Capacity: 500 MW per year (expandable to 5 GW)
- Products: electrolyzers
- Sectors: [Power Generation Equipment](https://endata.com/sectors/power-generation-equipment.md)

## Companies

- [Topsoe](https://endata.com/companies/3777.md)

## Sources

- [topsoe.com](https://www.topsoe.com/news/worlds-largest-electrolyzer-production-facility), 2022-05-21: "Topsoe will build the world’s most advanced industrial scale electrolyzer manufacturing plant to meet society’s need for Power-to-X solutions."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.