Cooper Industries to Announce Second Quarter 2008 Results.

HOUSTON -- Cooper Industries, Ltd. (NYSE:CBE), a global diversified manufacturer, today announced it would report financial results for the second quarter of 2008 on Thursday July 24, 2008 prior to the opening of trading on the New York Stock Exchange. Copies of the Company's press release will be available on the website at www.cooperindustries.com.

Cooper will hold a conference call at 12 p.m. EST on July 24, 2008, to provide shareholders and other interested parties an overview of the Company's second quarter 2008 performance. Those interested in listening may do so via telephone by dialing [phone] using pass code 15707192, or over the Internet through the Investor Center section of the Company's website, using the "Management Presentations" link. International callers should dial [phone] and use pass code 15707192.

Informational exhibits pertaining to the Company's second quarter 2008 performance that may be referred to during the conference call also will be available under the heading "Management Presentations" in the Investor Center section of www.cooperindustries.com prior to the beginning of the call. The conference call also may include references to non-GAAP financial measures. A reconciliation of those measures to the most directly comparable GAAP measures will be included with the other financial exhibits.

A replay of the briefing will be available by telephone and on the Company's website until 11 p.m. EST on August 1, 2008. The telephone number to access the replay is [phone] and the pass code is 38560195. International callers should dial [phone] and use the same pass code.

About Cooper Industries

Cooper Industries, Ltd. (NYSE:CBE) is a global manufacturer with 2007 revenues of $5.9 billion, approximately 87% of which are from electrical products. Founded in 1833, Cooper's sustained level of success is attributable to a constant focus on innovation, evolving business practices while maintaining the highest ethical standards, and meeting customer needs. The Company has eight operating divisions with leading market share positions and world-class products and brands including: Bussmann electrical and electronic fuses; Crouse-Hinds and CEAG explosion-proof electrical equipment; Halo and Metalux lighting fixtures; and Kyle and McGraw-Edison power systems products. With this broad range of products, Cooper is uniquely positioned for several long-term growth trends including the global infrastructure build-out, the need to improve the reliability and productivity of the electric grid, the demand for higher energy-efficient products and the need for improved electrical safety. In 2007, sixty percent of total sales were to customers in the industrial and utility end-markets and 34% of total sales were to customers outside the United States. Cooper, which has more than 31,500 employees and manufacturing facilities in 23 countries as of 2007, is incorporated in Bermuda with administrative headquarters in Houston, TX. For more information, visit the website at www.cooperindustries.com.