Littelfuse Announces Acquisition of Selco A/S

CHICAGO, August 5, 2011 - Littelfuse, Inc. (NASDAQ: LFUS) today announced that it has purchased all the outstanding stock of Selco A/S. Selco, based in Roskilde, Denmark, is a recognized leader of extremely reliable power generation and control relays for the marine and industrial markets.

"The acquisition of Selco is a significant step in our strategy to expand our protection relay business," said Dan Stanek, General Manager of Littelfuse Startco. "Their focus on power generation controls and arc-flash detection systems compliment our existing offering of protection relays. They also provide a strong base for further expansion of our industrial protection business and broaden our capabilities to help customers reduce electrical hazards. They are an excellent fit for Littelfuse."

Jens Hammer Sorensen, Managing Director of Selco, added, "We believe that this is a great partnership. We think the combination with Littelfuse will allow us to bring new products and capabilities to our customers and enable new opportunities to grow the business."

About Selco A/S

Since its founding in 1984, Selco has been a pioneer and leader in the development of extremely reliable electrical products for the marine industry and has earned a reputation for quality and value. Selco collaborated on many basic industry standards and today is a preferred supplier for many of the world's leading ship builders and land-based power generation operations. Selco products are available as standard or custom designed products to meet customer needs. Selco is ISO 9001-certified. The company is headquartered in Roskilde, Denmark, with sales offices in the Middle East, India and China.

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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