Maxwell Technologies' Q2 Financial Results Press Release, Conference Call and Webcast...

Maxwell Technologies' Q2 Financial Results Press Release, Conference Call and
Webcast Set for August 6

SAN DIEGO, July 30 /PRNewswire-FirstCall/ -- Maxwell Technologies, Inc.
(Nasdaq: MXWL) will issue its financial results news release for the second
quarter ended June 30, 2009, at 4 p.m. (EDT) on August 6, 2009. Management
will conduct a conference call and simultaneous webcast to discuss second
quarter results and the future outlook one hour later, at 5 p.m. (EDT).

The news release will be distributed by wire and posted simultaneously on the
company's website, http://www.maxwell.com/news-events/press-releases.asp, at 4
p.m. (EDT) on August 6. Anyone wishing to be added to the company's email
distribution list for news releases may do so by calling (858) 503-3434.

The public is invited to listen to the conference call by dialing, toll-free
(800) 895-0231 from the U.S. and Canada, or (785) 424-1054 for international
callers. The simultaneous webcast may be accessed via the following link:
http://www.maxwell.com/investors/investor-calendar.asp and the webcast will be
available for subsequent Internet replay in the company's Presentation
Archive: http://www.maxwell.com/investors/presentations.asp

Maxwell is a leading developer and manufacturer of innovative, cost-effective
energy storage and power delivery solutions. Our BOOSTCAP(R) ultracapacitor
cells and multi-cell modules provide safe and reliable power solutions for
applications in consumer and industrial electronics, transportation and
telecommunications. Our CONDIS(R) high-voltage grading and coupling
capacitors help to ensure the safety and reliability of electric utility
infrastructure and other applications involving transport, distribution and
measurement of high-voltage electrical energy. Our radiation-mitigated
microelectronic products include power modules, memory modules and single
board computers that incorporate powerful commercial silicon for superior
performance and high reliability in aerospace applications. For more
information, please visit our website: www.maxwell.com.

SOURCE Maxwell Technologies, Inc.

Michael Sund of Maxwell Technologies, Inc., +1-858-503-3233