AMPHENOL ANNOUNCES SECONDARY OFFERING OF COMMON STOCK

Wallingford, Connecticut, September 8, 2004 - Amphenol Corporation (NYSE-APH) today announced a public offering of approximately 6.7 million shares of Class A common stock pursuant to its currently effective shelf registration statement. All of the approximately 6.7 million shares are offered by affiliates of Kohlberg Kravis Roberts & Co. (“KKR”). Citigroup Global Markets Inc. is the sole book-running manager for the offering.

When available, full details of the offering, including a description of and certain risk factors relating to the offering, will be contained in a prospectus supplement, which may be obtained from Citigroup Global Markets Inc., 388 Greenwich Street, New York, NY 10013.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state. The common stock offering may be made only by means of a prospectus and related prospectus supplement, copies of which may be obtained by contacting Citigroup Global Markets Inc. as indicated in this news release.

Amphenol Corporation is one of the world’s leading producers of electronic and fiber optic connectors, cable and interconnect systems. Amphenol products are engineered and manufactured in the Americas, Europe and Asia and sold by a worldwide sales and marketing organization. The primary end markets for the Company’s products are communication systems for wired and wireless voice, internet and broadband networks, industrial, automotive, military and aerospace applications.

Contacts:

Edward G. Jepsen
Executive Vice President and
Chief Financial Officer
(203) 265-8650
www.amphenol.com

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