Astris Energi Inc. (OTCBB: ASRNF), the world's leading alkaline fuel cell (AFC) technology company, today announced that it has signed a Memorandum of Understanding with Macnor Corp. for the purchase of Macnor's 70% share of Astris s.r.o., Astris Energi's affiliate company in the Czech Republic.

For Immediate Release

September 20, 2004

Astris Energi Agrees to Purchase Remaining Shares of Affiliate
MISSISSAUGA, Ontario, Sept. 20, 2004 - Astris Energi Inc. (OTCBB: ASRNF), the world's leading alkaline fuel cell (AFC) technology company, today announced that it has signed a Memorandum of Understanding with Macnor Corp. for the purchase of Macnor's 70% share of Astris s.r.o., Astris Energi's affiliate company in the Czech Republic. With the completion of this purchase, Astris will own 100% of the issued and outstanding shares of Astris s.r.o.

Under the terms of the Memorandum, Macnor will receive an aggregate consideration of 5,000,000 purchase units. Each purchase unit consists of one common share and one share purchase warrant. 2,000,000 of the warrants are exercisable at CDN$0.90; 2,000,000 of the warrants are exercisable at CDN$1.10; and 1,000,000 are exercisable at CDN$1.30. The warrants expire three years from the closing date.

Since Macnor Corp. is controlled by Jiri K. Nor, President, CEO and Director of Astris Energi, the transaction was negotiated by a special committee of the Astris Energi Board of Directors. The special committee retained the services of Corporate Valuation Services to complete a formal valuation of Astris s.r.o. including its facilities and intellectual property, together with a fairness opinion on the proposed transaction.

The acquisition is subject to all regulatory rules and other approvals dealing with related party transactions, including shareholder approval. Shareholders will have an opportunity to vote on the purchase at Astris' Annual and Special Meeting of Shareholders to be held October 22, 2004 at 11:00 am at the Delta Meadowvale Resort and Conference Centre, 6750 Mississauga Road, Mississauga, Ontario, Canada.

``We are very pleased to have completed this deal,'' said Anthony Durkacz, Vice President of Finance. ``The purchase of Astris s.r.o. gives Astris Energi control over the production facilities needed for the pre-commercial rollout of the POWERSTACK(tm) MC250 alkaline fuel cell. We are on schedule for achieving our business objectives.''

About Astris Energi Inc.
Astris is a late-stage development company committed to becoming the leading provider of affordable fuel cells and fuel cell generators internationally. Over the past 21 years, more than $17 million has been spent to develop Astris' alkaline fuel cell for commercial applications. Astris is commencing pilot production of its POWERSTACK(tm) MC 250 technology in 2004. Astris is the only publicly traded company in North America focused exclusively on the alkaline fuel cell. Additional information is also available at the company's website at http://www.astris.ca.

Forward-Looking Statements
Any statements in this release that are not statements of fact may be considered ``forward looking statements'' as that term is defined under securities laws in the United States and Canada. Forward-looking statements are only predictions and may differ materially from actual events or results.
Astris Energi Inc. is a featured Company on www.RenewableEnergyStocks.com and Environmental Stocks

Contact:
Loyola Financial Services
Shareholder Services
(619) 209-6068
(619) 209-6071, Fax
Email: ASRNF@4lfs.com
Web: http://www.4lfs.com

Source: Astris Energi Inc.