EnerSys to Expand Warrensburg, Mo. Plant to Meet Customer Demand

READING, Pa., (February 12, 2008) – EnerSys (NYSE: ENS), the world's largest manufacturer, marketer, and distributor of industrial batteries, recently announced it will expand its manufacturing facility in Warrensburg, Mo.  The plant manufactures EnerSys’ proprietary line of premium thin plate pure lead (TPPL) technology products including Armasafe Plus®, Genesis®, Hawker®, ODYSSEY® and Powersafe®.  This plant expansion will increase its manufacturing capacity by 50 percent which is necessitated by the growing demand from premium automotive, telecommunications, aerospace and defense, and other industrial users where increased power and reliability are required.

“Our customers are requiring superior performing products to meet their power requirements.  Our exclusive thin plate pure lead technology provides higher energy density, longer operational life and reliability,” said John Craig, chairman, president and chief executive officer of EnerSys.  “EnerSys constantly is evaluating the levels and needs of our customers, so that we may deliver quality and reliable products with no interruptions.  This plant expansion will allow EnerSys to support our customers by providing product support, customer service and dependable power”

The plant expansion will take place over a two-year period, increasing the plant’s square footage from 365,000 to 500,000.  It also will create about 180 jobs in the local Warrensburg area.

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 plant expansion including any impact on our financial and operating results and estimates, and any impact on EnerSys' market position that may be realized from this plant expansion.

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 factor, among others, could cause actual results to differ materially from those described in the forward-looking statements.  The possibility that EnerSys may not realize revenue benefits from the contract award within expected time frames. 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. For a list of other factors, which could affect EnerSys' results, see EnerSys' filings with the Securities and Exchange Commission, including "Item 1A. Risk Factors," set forth in our EnerSys' Annual Report on Form 10-K for the fiscal year ended March 31, 2007.

For more information, contact Richard Zuidema, executive vice president, EnerSys, P.O. Box 14145, Reading, PA 19612-4145, USA.  Tel: 800-538-3627; Website: www.enersys.com.

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 suppliers, and numerous applications requiring standby power.  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.

More information regarding EnerSys can be found at www.enersys.com