Amphenol Files Amended Registraton Statement and Prospectus Supplement.

Business Editors

WALLINGFORD, Conn.--(BUSINESS WIRE)--Aug. 6, 2003

Amphenol Corporation (NYSE-APH) announced today that it has filed a prospectus supplement in connection with an underwritten offering of 8.7 million shares of Class A common stock. Of the 8.7 million shares being offered, 7.8 million shares are being offered by affiliates of Kohlberg Kravis Roberts & Co. ("KKR") and .9 million shares are being offered by management. Such shares being offered on behalf of KKR represent approximately 37% of its current holdings of 20.9 million shares and approximately 18% of total shares outstanding. The selling shareholders have granted the underwriters the option to purchase an additional 1.3 million shares to cover over-allotments. Citigroup, Merrill Lynch & Co. and Morgan Stanley have been named Joint Book-Running Managers, Lehman Brothers and UBS Investment Bank have been named Co-Lead Managers, and JPMorgan and Thomas Weisel Partners LLC have been named Co-Managers for the offering. To accommodate the offering described above, the Company has filed an amendment to its shelf registration statement filed with the Securities and Exchange Commission on June 16, 2003 increasing the number of shares of common stock to be registered thereunder from 8.0 to 10.0 million shares.

Copies of the preliminary prospectus supplement and prospectus related to the common stock offering may be obtained from Citigroup Global Markets, Inc., 388 Greenwich Street, New York, NY 10013; Merrill Lynch, Pierce, Fenner & Smith Incorporated, Four World Financial Center, New York, NY 10080; and Morgan Stanley & Co. Incorporated, 1585 Broadway, New York, NY 10036.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This communication 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, Merrill Lynch & Co. or Morgan Stanley 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.