Hydrogenics Selected to Provide Hydrogen Generation System to Air Liquide Canada to Support BC Transit's Hydrogen Highway

Hydrogenics Corporation (TSX: HYG)(NASDAQ: HYGS), a designer and manufacturer of hydrogen and fuel cell systems, today announced that it has been selected by Air Liquide Canada to provide a hydrogen generation system to support BC Transit's fleet of 20 fuel cell-powered buses. The system is anticipated to be delivered in 2008 and will be located at BC Transit's Langford Transit Centre.

This onsite hydrogen generation system will be the first system sold to Air Liquide in Canada and the first system integrated into an Air Liquide fueling station in North America. Hydrogenics' proprietary advanced water electrolysis technology provides customers with a secure source of clean hydrogen when and where it is needed and when connected to clean energy source, provides a zero-emission transportation fuel.

"Hydrogenics is very pleased to be working with one of our longest standing partners, Air Liquide, to deliver the core hydrogen generation system for the new refueling station in Victoria," commented Daryl Wilson, Hydrogenics President and CEO. "This is very much a 'world stage' initiative that BC Transit is undertaking and Hydrogenics is proud that our time-proven HySTAT® electrolyzer product is part of their commitment to a zero emission bus fleet," added Wilson.

About Hydrogenics

Hydrogenics Corporation ( www.hydrogenics.com ) is a globally recognized developer and provider of hydrogen generation and fuel cell products and services, serving the growing industrial and clean energy markets of today and tomorrow. Based in Mississauga, Ontario, Canada, Hydrogenics has operations in North America, Europe and Asia.

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This release contains forward-looking statements within the meaning of the "safe harbor" provisions of the U.S. Private Securities Litigation Reform Law of 1995. These statements are based on management's current expectations and actual results may differ from these forward-looking statements due to numerous factors, including changes in the competitive environment adversely affecting the products, markets, revenues or margins of Hydrogenics' business. Readers should not place undue reliance on Hydrogenics' forward-looking statements. Investors are encouraged to review the section captioned "Risk Factors" in Hydrogenics' regulatory filings with the Canadian securities regulatory authorities and the United States Securities and Exchange Commission for a more complete discussion of factors that could affect Hydrogenics' future performance. Furthermore, the forward-looking statements contained herein are made as of the date of this release, and Hydrogenics undertakes no obligations to revise or update any forward-looking statements in order to reflect events or circumstances that may arise after the date of this release. The forward-looking statements contained in this release are expressly qualified by this.

Contacts: Investor Contact: Hydrogenics Corporation Lawrence Davis, Chief Financial Officer (905) 361-3633 Email: investors@hydrogenics.com Website: www.hydrogenics.com