Top 10 European Alkaline Electrolysis Makers: Thyssenkrupp’s 5 GW Capacity and 1.4 GW Project (2025-2026)

The European electrolyzer market is at a critical inflection point, where survival hinges on balancing ambitious growth with intense price competition from Chinese manufacturers. While Chinese firms leverage lower costs, leading European players are successfully competing by focusing on technological superiority, project bankability, and capitalizing on supportive domestic policies. The dominant market theme for 2025-2026 is a rapid industrialization and a geopolitical race for supply chain control, shifting the competitive focus from R&D to gigafactory-scale production. This is driven by aggressive targets like the EU’s goal to install 40 GW of electrolyzer capacity by 2030, creating a protected and growing market for local champions.

Companies like Thyssenkrupp Nucera, targeting 5 GW/year of manufacturing capacity, are securing massive, multi-gigawatt-scale projects that prioritize reliability and long-term performance over initial capital cost. This strategic focus on the high-end industrial market provides a crucial buffer against price-focused competitors. The bifurcation of the market is becoming clear: large-scale industrial projects for established giants, and a growing niche for decentralized, modular systems from innovators like Enapter.

1. Thyssenkrupp Nucera Targets 5 GW with Major Project Win

Company: Thyssenkrupp Nucera
Installation Capacity: 5 GW/year manufacturing target; selected for a 1.4 GW electrolyzer project.
Applications: Green iron production, large-scale industrial hydrogen.
Source: thyssenkrupp Uhde – Ammonia Energy Association

2. Siemens Energy Scales PEM Production for Industrial Use

Company: Siemens Energy
Installation Capacity: 3 GW/year manufacturing target; supplying a 54 MWel project.
Applications: Chemical industry decarbonization (Hy 4 Chem).
Source: PEM Electrolyzer Market Size, Growth Outlook 2025-2034

3. ITM Power Delivers 100 MW System with Linde for Shell

Company: ITM Power
Installation Capacity: 5 GW/year long-term goal; delivering a 100 MW electrolyzer.
Applications: Refinery operations, green hydrogen for industrial processes.
Source: Hydrogen Electrolyzer Market Size & Opportunities, 2026-2033

4. Nel ASA Secures 100 MW Utility-Scale Deployment in the US

Company: Nel ASA
Installation Capacity: 2 GW/year from its Herøya facility; deploying 100 MW of systems.
Applications: Grid balancing, utility-scale hydrogen production.
Source: Hydrogen Electrolyzer Market | Global Industry Analysis Report – 2036

5. Sunfire Enters Spain with 10 MW Project for Repsol

Company: Sunfire
Installation Capacity: Scaling to >1 GW/year; delivering a 10 MW pressurized alkaline electrolyzer.
Applications: Green hydrogen for a major energy company.
Source: Sunfire Enters Spanish Market with New Electrolysis Project

6. Topsoe Inaugurates Europe’s Largest SOEC Factory

Company: Topsoe
Installation Capacity: 500 MW/year, expandable to 5 GW.
Applications: High-efficiency hydrogen production for industrial decarbonization.
Source: Topsoe inaugurates Europe’s largest SOEC manufacturing facility

7. Mc Phy Energy Supplies 80 MW for Scottish E-Methanol Project

Company: Mc Phy Energy
Installation Capacity: >1 GW/year target; supplying an 80 MW electrolyzer.
Applications: E-methanol production (Hy Lion project).
Source: Mc Phy to Supply Electrolyser for Scotland’s Hy Lion Project

8. Enapter Drives AEM Cost Reduction Through Mass Production

Company: Enapter
Installation Capacity: ~120 MW/year (scaling).
Applications: Modular, decentralized hydrogen production with a cost target of €550/k W.
Source: Green hydrogen: Reassessing priorities for sustainable deployment

9. Green Hydrogen Systems Focuses on Standardized Modules

Company: Green Hydrogen Systems
Installation Capacity: 400 MW/year manufacturing capacity.
Applications: Standardized A-Series modules for decentralized projects.
Source: Europe Small Capacity Electrolyzer Market Size, Report 2034

10. John Cockerill Consolidates Market Position with Mc Phy Stake

Company: John Cockerill
Installation Capacity: 1 GW/year manufacturing capacity.
Applications: Large-scale Alkaline Water Electrolysis (AWE); strategic market consolidation.
Source: 2025 Fuel Cell Innovations: Top Breakthroughs & Milestones

Table: Top 10 European Electrolyzer Manufacturer Milestones (2025-2026)

Electrolyzer Applications, from 1.4 GW Industrial to 10 MW e-fuels

The diversity of applications demonstrates a maturing market moving beyond pilot stages into broad industrial adoption. The data reveals a clear segmentation strategy among European manufacturers. Giants like Thyssenkrupp Nucera are targeting massive industrial projects, such as the 1.4 GW electrolyzer for green iron production, where scale, reliability, and bankability are paramount. At the same time, companies are proving their technology in a range of high-value applications. Mc Phy Energy‘s 80 MW system for the Hy Lion e-methanol project in Scotland and Sunfire‘s 10 MW electrolyzer for Repsol in Spain highlight the critical role of green hydrogen in producing next-generation fuels. This variety implies that there is no single “winner-take-all” application; instead, the market is expanding across multiple fronts, from heavy industry and refining with ITM Power‘s 100 MW project for Shell to grid services with Nel ASA‘s 100 MW utility deployment.

Mapping the Electrolyzer Value Chain

This chart details the key players across the electrolyzer ecosystem, including end-users, which aligns perfectly with the section’s focus on diverse industrial applications.

(Source: MarketsandMarkets)

Europe’s 40 GW Goal, Germany Leads Electrolyzer Manufacturing

Europe, and Germany in particular, has emerged as the clear epicenter of electrolyzer manufacturing and innovation outside of Asia. The EU’s ambitious 40 GW installation target by 2030, enshrined in policies like the Net-Zero Industry Act (NZIA), creates a powerful, protected market for domestic players. This policy support is a critical factor in the survival strategy against Chinese price competition. A significant concentration of leading manufacturers—including Thyssenkrupp Nucera, Siemens Energy, Sunfire, and Enapter—are headquartered in Germany, creating a powerful industrial ecosystem. This regional strength is further reinforced by projects and manufacturing facilities across the continent, from Nel ASA in Norway and Topsoe in Denmark to John Cockerill in Belgium and Mc Phy in France. The strategic decision by John Cockerill to acquire a stake in Mc Phy in late 2025 further signals a trend toward European consolidation to build scale and fortify the continent’s manufacturing base.

Germany Leads Europe’s Electrolyzer Market Growth

Highlighting Germany as the leading region, this chart directly supports the section’s focus on Europe’s 40 GW goal and Germany’s manufacturing dominance.

(Source: Persistence Market Research)

>1 GW Scale, AWE and PEM Technologies Compete for Market Share

The installations reveal a dynamic landscape where multiple electrolyzer technologies are scaling rapidly, each carving out a distinct market position. Mature technologies like Alkaline Water Electrolysis (AWE), championed by Thyssenkrupp Nucera and John Cockerill, are being deployed at the gigawatt-scale, leveraging decades of industrial experience for large, bankable projects. Simultaneously, Proton Exchange Membrane (PEM) technology, offered by players like Siemens Energy and ITM Power, is also achieving significant scale with multi-hundred-megawatt manufacturing targets and deployments like the 100 MW Shell Rhineland project. These two technologies represent the bulk of the current market. However, next-generation technologies are also reaching commercial maturity. Topsoe‘s inauguration of Europe’s largest Solid Oxide Electrolysis Cell (SOEC) factory, with a 500 MW initial capacity, signals a push for higher efficiency. Meanwhile, Enapter is pioneering Anion Exchange Membrane (AEM) technology, aiming to create a new segment for decentralized, modular production by driving down costs through mass manufacturing.

Alkaline and PEM Technologies Compete for Dominance

This chart illustrates the market breakdown between leading electrolyzer technologies, perfectly reflecting the section’s analysis of the competition between AWE and PEM systems.

(Source: Persistence Market Research)

Thyssenkrupp Nucera’s Survival: 5 GW Scale vs Chinese Prices (2025-2026)

If European policy continues to prioritize local content and resilience through mechanisms like the NZIA, then established players with proven, large-scale technology will secure the foundational projects needed to withstand price pressure. The most critical action for European manufacturers in 2025-2026 is to translate manufacturing capacity announcements into firm, large-scale project orders within the protected EU market. This will be the ultimate test of bankability and the primary defense against lower-cost Chinese alkaline systems.

• Watch for further consolidation moves, similar to John Cockerill‘s investment in Mc Phy. This indicates the market recognizes the need for European champions with the scale to compete globally.
• Monitor the execution of key reference projects like Mc Phy‘s 80 MW Hy Lion system and Thyssenkrupp Nucera‘s 1.4 GW Australian project. Successful delivery is a non-negotiable proof point for securing future multi-billion-dollar contracts.
• Track the cost-down trajectory of innovators like Enapter. If it achieves its target of €550/k W for AEM systems, it could successfully open a new, defensible market for decentralized hydrogen, sidestepping direct competition with industrial-scale AWE players.
• Pay attention to the market traction of high-efficiency technologies like Topsoe‘s SOEC. Success here would signal a market shift where total cost of ownership (TCO) and operational efficiency begin to outweigh upfront capital expenditure, providing another key differentiator against low-cost rivals.

Electrolyzer Deliveries Face Potential 2025 Slowdown

This chart’s forecast of a potential 2025 delivery slowdown underscores the section’s theme of the challenges European manufacturers face to secure firm project orders.

(Source: LinkedIn)

The questions your competitors are already asking

This report covers one angle of the European electrolyzer industry’s competitive scale-up amidst the Chinese price war. The questions that matter most depend on your work.

• Which European electrolyzer makers are gaining or losing ground against Chinese competitors in the 2025-2026 market?
• What is the outlook for European electrolyzer deployment in large-scale industrial projects, and is the EU’s 40 GW target on track?
• How does European alkaline electrolysis technology from companies like Thyssenkrupp nucera compare to Chinese systems on project bankability and long-term performance?
• What are the opportunities for modular systems from innovators like Enapter in the decentralized hydrogen market?

This report does not answer these. Enki Brief Pro does.

Your question, your angle, your framework. SWOT, PESTL, scenario modelling. The same niche depth, built around the decision your work actually depends on.

Run your first brief in Enki Brief Pro