The most powerful electrolysers in the world


A major technological edge

True to its heritage as a leading equipment manufacturer, John Cockerill has a major technological edge. We offer with Cockerill Jingli Hydrogen (CJH) best-in-class alkaline electrolysers technology. This technology is the most proven to date and accounts for approximately 85% of global electrolyser sales today.

John Cockerill offers a wide range of electrolysers capacity, from a few Nm³ per hour to 1000Nm³ per hour (equivalent to 5MW). Currently, our 5MW electrolysers are among the world’s most powerful, making us the ideal partner, ready for large-scale projects and bound to grow ever more.

We build electrolysers

Relying on decades of experience in electrolysis and hydrogen, John Cockerill offers a full range of pressurised alkaline electrolysers as well as pressurised and gas treatment equipment.

Check our electrolysers
electrolyseur john cockerill

We build hydrogen refueling stations

Our hydrogen refueling stations offer ranges from a capacity of 100 to 1,000 kg per day, at 350 and 700 bar, meeting the requirements of light and heavy duty applications such as buses and trucks.

Check our refueling stations

We build integrated solutions

On top of equipment design and manufacturing, John Cockerill renewable is also in a position to offer turn key “EPC” solutions. Starting from a green field and going through to an operational plant, we deliver a hydrogen production facility for a guaranteed price by a guaranteed date and performing as expected.

Check our integrated solutions




hydrogen refueling station

Hydrogen Refueling Stations

hydrogen production plant

Integrated Solutions