John Cockerill Hydrogen

Leading the Energy Transition

A pioneer in green hydrogen

Answering today’s ecological urgency and the need to reduce CO2 emissions, John Cockerill brings you a promising sector that could help decarbonise transport and industry: hydrogen. In this pioneering industry, we have already manufactured electrolysers and storage solutions for nearly 1,000 customers in different industries. Today, John Cockerill Hydrogen offers the most powerful electrolysers on the market, capable of producing up to 1000Nm³ per hour (equivalent to 5 megawatts (MW).

Latest news & blog posts

alkaline electrolyzers green hydrogen
Press release

John Cockerill Hydrogen finalizes a €116 million capital increase to continue its strategic development plan

June 25th 2025
Blog

Unlocking Growth Through Green Hydrogen Partnerships: Key Insights from an Expert Panel

June 25th 2025
Blog

Taking a Smart Approach to Safety with Hydrogen Electrolyzers

June 21st 2025

Upcoming events

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Our vision

Our entrepreneurial spirit and our desire to move the world forward are part of John Cockerill’s DNA. We aim to provide solutions that are more reliable, respectful of the environment, and higher performing.

80 5 MW single stack electrolysers delivered between 2018 and 2022
10 T of hydrogen produced by our equipment every hour
+ 30 more than 30 countries of reference