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Power to Hydrogen: AEM electrolyzer specs for Antwerp 2026

Power to Hydrogen Belgium
Overview
Power to Hydrogen (P2H2) has commenced commercial green hydrogen production at the Port of Antwerp-Bruges, Belgium, utilizing a 500 kW AEM electrolyzer system. This marks the first commercial deployment of their 250 kW AEM stack, capable of producing up to 70 tons of green hydrogen annually for regional mobility and industrial clients. The system showcases significant technical advancements, including a stack lifetime exceeding 50,000 hours, a low degradation rate of 2 mV/kHr, and the crucial use of iridium-free catalysts.
In Depth

Key Findings

Power to Hydrogen (P2H2) has successfully launched commercial-scale green hydrogen production at the Port of Antwerp-Bruges in Belgium, deploying a 500 kW advanced Anion Exchange Membrane (AEM) electrolyzer system. This milestone represents the first commercial application of P2H2’s 250 kW AEM stack technology, demonstrating its capability to produce up to 70 tons of green hydrogen per year. The output is earmarked for local mobility and industrial customers, significantly advancing the availability of clean energy in a critical European industrial hub.

Technical / Clinical Details

The deployed AEM electrolyzer system is distinguished by several breakthrough technical specifications. It boasts an impressive stack lifetime of over 50,000 hours and an extremely low degradation rate of 2 mV/kHr, suggesting superior operational longevity and reduced maintenance needs compared to conventional electrolysis technologies. Crucially, the system employs an iridium-free catalyst, addressing a significant cost driver in PEM (Proton Exchange Membrane) electrolysis, where iridium is a rare and expensive noble metal. This innovation lowers manufacturing costs and stabilizes the supply chain, enhancing the economic viability of green hydrogen. Furthermore, the system is designed to deliver hydrogen at 30 bar directly, minimizing downstream compression energy requirements.

Background & Context

The high cost of green hydrogen production, largely due to the expensive materials like iridium used in catalysts for certain electrolyzer types, has been a major barrier to its widespread adoption. P2H2’s iridium-free AEM technology offers a compelling solution to this challenge, positioning green hydrogen as a more competitive and sustainable energy source. The Port of Antwerp-Bruges is one of Europe’s largest industrial and shipping complexes, making it an ideal location for pioneering decarbonization efforts. This project not only supplies green hydrogen to local industries and transport sectors but also contributes directly to the broader European Union’s ambitious climate targets, particularly the Hydrogen Strategy aimed at accelerating the deployment of renewable hydrogen.

Strategic Significance & Outlook

The commercial operation initiated by P2H2 underscores the maturation of AEM electrolyzer technology and its readiness for market deployment. This success is expected to pave the way for larger-scale projects and broader adoption. The combination of iridium-free catalysts and high durability is critical for driving down the levelized cost of hydrogen (LCOH), making green hydrogen more economically attractive. This development holds immense potential for accelerating the hydrogen economy, particularly in hard-to-abate sectors such as heavy transport, steel manufacturing, and chemical production. P2H2’s contributions are set to play a pivotal role in the global energy transition, providing high-efficiency and cost-effective green hydrogen solutions.

Source: https://www.portofantwerpbruges.com/en/news/power-hydrogen-begins-commercial-green-hydrogen-production

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