EnerSys Acquires Lithium Battery Business

READING, Pennsylvania, February 28, 2011 - EnerSys (NYSE: ENS), the global leader in stored energy solutions for
industrial applications, announced today that it has purchased the
lithium-ion battery business, ABSL Power Solutions Ltd. ("ABSL") from CIP
Industries L.P. Incorporated, which was represented by XMS Capital Partners
in the transaction.

ABSL has been supplying lithium-ion cells and batteries for defense and
aerospace applications in Europe and the United States since 2000 drawing on
the scientific and industrial traditions of the United Kingdom's AEA
Technology, which formed the business in the 1970s. With annual revenues in
excess of $30 million, ABSL has supplied batteries for over 70 space
satellite systems along with instrumentation systems for various space
missions. Additionally, ABSL batteries are used by soldiers around the world
in portable communication systems. ABSL has operations in Longmont, Colorado;
Thurso, Scotland and Culham, England.

"This acquisition is another step in our strategy to diversify our
technology base and strengthen our prior investments in lithium systems to
meet the needs of our customers," said John D. Craig, chairman, president and
chief executive officer of EnerSys. "EnerSys continues to seek opportunities
that offer profitable growth in our chosen markets. We believe that lithium
batteries will be a significant growth engine for EnerSys in the coming
years, complementing the growth of our existing business in lead and nickel
based batteries."

Sanjay Deshpande, senior vice president for EnerSys Advanced Systems, who
will manage the acquired business, added "EnerSys greatly values the
experience and talent within ABSL. We will leverage these along with our
existing lithium expertise to accelerate our development of advanced and
effective lithium solutions for our customers."

About EnerSys: EnerSys, the world leader in stored energy solutions for
industrial applications, manufactures and distributes reserve power and
motive power batteries, chargers, power equipment, and battery accessories to
customers worldwide. Motive power batteries are utilized in electric forklift
trucks and other commercial electric powered vehicles. Reserve power
batteries are used in the telecommunication and utility industries,
uninterruptible power supplies, and numerous applications requiring stored
energy solutions including aerospace and defense systems. The company also
provides aftermarket and customer support services to its customers from over
100 countries through its sales and manufacturing locations around the world.

Website: www.enersys.com

Caution Concerning Forward-Looking Statements

This press release and oral statements made regarding the subjects of
this release contains forward-looking statements within the meaning of the
Private Securities Litigation Reform Act of 1995. These forward-looking
statements may include, but are not limited to, (i) statements regarding
EnerSys' plans, objectives, expectations and intentions and other statements
contained in this press release that are not historical facts, including
statements identified by words such as "expects," "anticipates," "intends,"
"plans," "believes," "seeks," "estimates," "will" or words of similar
meaning; and (ii) statements about the benefits of the ABSL acquisition,
including any impact on our financial and operating results and estimates,
and any impact on EnerSys' market position that may be realized from the
acquisition.

These forward-looking statements are based upon management's current
beliefs or expectations and are inherently subject to significant business,
economic, and competitive uncertainties and contingencies many of which are
beyond our control. The following factors, among others, could cause actual
results to differ materially from those described in the forward-looking
statements: (1) our ability to successfully integrate the ABSL business; (2)
the possibility that EnerSys may not realize revenue benefits from the
acquired businesses within expected time frames; (3) operating costs and
business disruption following the acquisition , including possible adverse
effects on relationships with employees, may be greater than expected; and
(4) competition may adversely affect the acquired businesses and result in
customer loss. The statements in this press release are made as of the date
of this press release, even if subsequently made available by EnerSys on its
website or otherwise. EnerSys does not undertake any obligation to update any
forward-looking statement to reflect circumstances or events that occur after
the date such forward-looking statement is made.

Although EnerSys does not make forward-looking statements unless it
believes it has a reasonable basis for doing so, EnerSys cannot guarantee
their accuracy. The foregoing factors, among others, could cause actual
results to differ materially from those described in these forward-looking
statements. For a list of other factors which could affect EnerSys' results,
including earnings estimates, see EnerSys' filings with the Securities and
Exchange Commission, including "Item 2. Management's Discussion and Analysis
of Financial Condition and Results of Operations," including "Forward-Looking
Statements," set forth in the Company's Quarterly Report on Form 10-Q for the
period ended January 2, 2011. No undue reliance should be placed on any
forward-looking statements.

Richard Zuidema, Executive Vice President, EnerSys, +1-800-538-3627