ITM Power Secures UK Government Backing for Next-Generation Electrolyzer Stack Manufacturing, Boosting Domestic Production

September 6, 2026

Kalkine Media UK

Overview

UK electrolyzer manufacturer ITM Power has received support from the UK government to expand its manufacturing capacity for next-generation PEM (Proton Exchange Membrane) electrolyzer stacks. This national backing aims to significantly scale up domestic electrolyzer production and accelerate the development of the UK’s green hydrogen economy. ITM Power’s technology plays a crucial role in renewable energy-derived hydrogen production, and this support will further drive its innovation and commercialization, strengthening the UK’s position as a key electrolyzer manufacturing hub and contributing to energy self-sufficiency.

In Depth

Key Findings

UK-based electrolyzer manufacturer ITM Power has secured significant support from the UK government to expand its manufacturing capacity for its next-generation Proton Exchange Membrane (PEM) electrolyzer stacks. This backing is essential for substantially increasing domestic electrolyzer production volume and accelerating the development of the country’s green hydrogen economy.

Technical / Clinical Details

ITM Power specializes in PEM electrolyzer technology, which offers high efficiency and flexibility for hydrogen production from renewable energy sources. The next-generation stacks are designed to operate at higher current densities compared to existing models, aiming for reduced manufacturing costs and improved efficiency. Government support is anticipated to primarily fund automation of manufacturing processes, strengthening of the supply chain, and research and development expenditures. While the specific amount of support is undisclosed, it aligns with ITM Power’s strategy to achieve gigawatt-scale electrolyzer manufacturing capacity. This will enable the company to establish a system capable of producing several GW of electrolyzer modules annually, meeting global demand.

Background & Context

As decarbonization efforts accelerate worldwide, green hydrogen is expected to play a central role across diverse sectors including industry, transport, and energy storage. The UK government has set an ambitious target of securing 5 GW of low-carbon hydrogen production capacity by 2030, making the enhancement of domestic electrolyzer manufacturing capability indispensable for achieving this goal. The support for ITM Power is central to this national strategy and a critical means for the UK to maintain competitiveness in the international electrolyzer market. It also holds significance for strengthening the UK’s energy security and creating new high-tech jobs.

Strategic Significance & Outlook

With the UK government’s support, ITM Power can accelerate the manufacturing of its next-generation electrolyzer stacks and bring them to market faster. This will enable the company to offer its products at more competitive prices, enhancing the economic viability of green hydrogen projects. Furthermore, expanding domestic manufacturing capacity will bolster supply chain resilience and reduce vulnerability to geopolitical risks. ITM Power’s success will serve as a crucial example for the UK to lead the green industrial revolution and contribute to the global energy transition. In the long term, this support is expected to lead to further reductions in hydrogen production costs and the widespread adoption of hydrogen-based energy systems.

Source: https://kalkinemedia.com/uk/stocks/energy/itm-power-lseitm-secures-state-backing-for-its-next-generation-stack-is-domestic-electrolyser-manufacturing-finally-scaling

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