Boeing Uses Performance Technologies' MPS800 Server to Secure Transmissions of Military Defense Data

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ROCHESTER, N.Y. - May 13, 2002 - Performance Technologies Inc. (Nasdaq: PTIX) today announced that Boeing Australia Limited (NYSE: BA) will use the company's MPS800 WAN-over-IP server and communications protocol software in its Modernized High Frequency Communications System (MHFCS) project for the Australian Defense Force (ADF).

Boeing is the world's leading aerospace company and is a global market leader in missile defense, human space flight and launch services. Boeing is using Performance Technologies' MPS800 server and software to pass messages between the ADF's Military Message System to encryption equipment for eventual transmission and reception.

"Performance Technologies is one of the few companies with the available technology needed for this type of complex communications system," said Peter Stewart, senior systems engineer, Boeing Australia Limited. "The MPS800 solution is an advanced piece of equipment that offers the flexibility and reliability that systems like ours demand."

"When building communications systems, particularly for defense, a high level of reliability is a must," said Ed Bizari, director of marketing for Performance Technologies. "Our innovative, IP-based communications products continue to lead the industry in terms of scalability and reliability to meet the high demands of all of our customers, from telecommunications carriers to military defense equipment providers."

The MPS800 is an important part of Performance Technologies' IP-based wide area networking product family. It is a WAN-over-IP communications server that provides LAN connectivity to wide area networks. Complementing the MPS800 is a complete suite of WAN protocol software, which includes synchronous bit stream, radar receiver, X.25, frame relay and HDLC protocols, and a comprehensive TCP/IP API for application development and integration.

About Boeing Company

The Boeing Company is the largest aerospace company in the world and the United States' leading exporter. It is NASA's largest contractor and the largest manufacturer of commercial jetliners and military aircraft. The company's capabilities in aerospace also include rotorcraft, electronic and defense systems, missiles, rocket engines, launch vehicles, satellites, and advanced information and communication systems. The company has an extensive global reach with customers in 145 countries.

About Performance Technologies, Inc.

Performance Technologies is a leading supplier of packet-based telecommunications and networking products for wireline, wireless and next-generation Internet Protocol networks. The company provides enabling carrier-grade technology solutions, including network access products, Ethernet switching products and SS7/IP solutions to network operators, equipment manufacturers and systems integrators worldwide.

Performance Technologies is headquartered in Rochester, New York. Additional engineering facilities are located in Raleigh, North Carolina; San Diego, California; and Ottawa, Canada. For more information about Performance Technologies, visit www.pt.com.

Forward-Looking Statements

The Private Securities Litigation Reform Act of 1995 provides a "safe harbor" for certain forward-looking statements. This press release contains forward-looking statements which reflect the Company's current views with respect to future events and financial performance, within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934 and is subject to the safe harbor provisions of those Sections.

These forward-looking statements are subject to certain risks and uncertainties and the Company's actual results could differ materially from those discussed in the forward-looking statements. These risks and uncertainties include, among other factors, general business and economic conditions, rapid or unexpected changes in technologies, cancellation or delay of customer orders including those relating to design wins, changes in the product or customer mix of sales, delays in new product development, customer acceptance of new products and customer delays in qualification of products. These statements should be read in conjunction with the audited Consolidated Financial Statements, the Notes thereto, and Management's Discussion and Analysis of Financial Condition and Results of Operations of the Company as of December 31, 2001, as reported in its Annual Report on Form 10-K and other documents as filed with the Securities and Exchange Commission.

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