OrganisationDE
Thyssenkrupp Nucera
German electrolyser manufacturer (thyssenkrupp subsidiary) specialising in alkaline water electrolysis systems for industrial-scale green hydrogen production.
Last refreshed: 22 May 2026 · Appears in 1 active topic
Key Question
Which company built Europe's largest electrolyser, and how does it work?
Timeline for thyssenkrupp nucera
#112 Apr
Supplied 37 electrolyser modules (740 MW total) to Stegra Boden facility
European Energy Markets: Stegra finishes 740 MW Boden electrolyserCommon Questions
- What is thyssenkrupp nucera and what technology does it make?
- thyssenkrupp nucera is a JV between thyssenkrupp and De Nora specialising in alkaline water electrolysis (AWE) systems for large-scale green hydrogen production. It is listed on the Frankfurt Stock Exchange.Source: thyssenkrupp nucera official
- Did thyssenkrupp nucera supply Stegra's electrolyser in Sweden?
- Yes. thyssenkrupp nucera supplied 37 AWE modules totalling 740 MW — Europe's largest electrolyser installation — for Stegra's green hydrogen facility at Boden, Sweden, commissioned in May 2026.Source: european-energy-markets briefing
- How big is the electrolyser that thyssenkrupp nucera built for Stegra?
- The Stegra stack is 740 MW, built from 37 individual alkaline water electrolysis modules from thyssenkrupp nucera, making it the largest single electrolyser installation in Europe as of May 2026.Source: european-energy-markets briefing
Background
thyssenkrupp nucera supplied 37 AWE modules — totalling 740 MW — for Stegra's Boden green hydrogen facility, commissioned May 2026. This is the largest electrolyser delivery in European history, validating the company's modular architecture at gigawatt scale and providing a real-world reference for European green hydrogen project developers.
How the World Sees Them
thyssenkrupp AG (parent)
The Stegra commissioning validates the spin-out strategy for nucera; the company's order book and listed valuation depend on continued large-scale deployments.
European industrial policy
A German company supplying Europe's largest electrolyser reinforces the EU's strategic goal of building a domestic green hydrogen equipment supply chain rather than depending on Asian manufacturers.
European green hydrogen developers
The Stegra delivery proves thyssenkrupp nucera can deliver at gigawatt scale; it is the reference installation for European project developers sizing future electrolyser orders.