Littelfuse Announces Acquisition of Catalina Performance Accessories

DES PLAINES, Illinois, June 26, 2006 – Littelfuse, Inc. (Nasdaq/NMS: LFUS) today announced it has completed the previously disclosed acquisition of Catalina Performance Accessories, Inc. of Mountainburg, Ark. for $4.5 million in cash. The acquisition is expected to be neutral to Littelfuse earnings in 2006.

Catalina Performance Accessories markets and distributes the Smart Glow automotive blade fuse product line. The company has annual sales of approximately $2 million. The Smart Glow products will be integrated into Littelfuse’s broad portfolio of products for the automotive aftermarket.

About Littelfuse Founded in 1927, Littelfuse, Inc., the worldwide leader in circuit protection, offers the industry’s broadest and deepest portfolio of circuit protection products and solutions. Littelfuse devices protect products in virtually every market that uses electrical energy, from consumer electronics to automobiles to industrial equipment. In addition to its Chicago, Illinois, world headquarters, Littelfuse has more than 20 sales, distribution, manufacturing and engineering facilities in the Americas, Europe and Asia. Technologies offered by Littelfuse include Fuses; Gas Discharge Tubes (GDTs); Positive Temperature Coefficient Devices (PTCs); Relays, Controls, and Systems; PulseGuard® ESD Suppressors; SIDACtor® Protection Thyristors; TVS Diode Arrays (SPA™ Family of Products); Switching Thyristors; TVS Diodes and Varistors. The company also offers a comprehensive line of highly reliable Electromechanical and Electronic Switch and Control Devices for commercial and specialty vehicles, as well as underground Power Distribution.

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