Maxwell Technologies' 2nd Quarter Financial Results Press Release, Conference Call...

Maxwell Technologies' 2nd Quarter Financial Results Press Release, Conference
Call and Webcast Set for August 6th

SAN DIEGO, Aug. 5, 2008 (PRIME NEWSWIRE) -- Maxwell Technologies, Inc.
(Nasdaq:MXWL) will issue its financial results news release for the second
quarter ended June 30, 2008, at 4 p.m. (EDT) on August 6, 2008. 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 lists 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) 862-9098 from the U.S. and Canada, or (785) 424-1051 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

Date: August 6, 2008
Time: 2:00 PM PT
Listen via Internet: http://www.maxwell.com/investors/index.asp

Schedule this webcast into MS-Outlook calendar (click open when
prompted):http://apps.shareholder.com/PNWOutlook/t.aspx?m=32600&k=1C0FB988

Toll-free: 800-862-9098
International: 785-424-1051
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.

Forward-Looking Statements: Statements in this news release that are
"forward-looking statements" are based on current expectations and assumptions
that are subject to risks and uncertainties. Actual results could differ
materially because of factors such as: -- development and acceptance of products
based on new technologies; -- demand for original equipment manufacturers'
products reaching anticipated levels; -- general economic conditions in the
markets served by the company's products; -- cost-effective manufacturing of new
products; -- the impact of competitive products and pricing; -- risks and
uncertainties involved in foreign operations, including the impact of currency
fluctuations; -- product liability or warranty claims in excess of our reserves.

For further information regarding risks and uncertainties associated with
Maxwell's business, please refer to the "Management's Discussion and Analysis of
Financial Condition and Results of Operations" and "Risk Factors" sections of
Maxwell's SEC filings, including, but not limited to, our annual report on Form
10-K and quarterly reports on Form 10-Q, copies of which may be obtained by
contacting our investor relations department at (858) 503-3300 or at our
investor relations website at http://www.maxwell.com/investors/sec-filing.asp.
All information in this release is as of July 30, 2008. The company undertakes
no duty to update any forward-looking statement to conform the statement to
actual results or changes in the company's expectations.

-0-
CONTACT: Maxwell Technologies, Inc.
Michael Sund (Vice President, Communications &
Investor Relations)
858-503-3233
msund@maxwell.com