Littelfuse products are vital components in applications that use electrical energy, from consumer electronics to vehicles and industrial facilities. Our history of innovation and technical expertise enable us to provide objective, comprehensive, and personalized customer solutions.

We offer the industry’s broadest and deepest portfolio of circuit protection products, with growing platforms in power control and sensing. We are expanding into adjacent markets as part of our corporate strategy of accelerated organic growth and strategic acquisitions. These markets include power semiconductors, heavy-duty switches, magnetic, optical, electromechanical, and temperature sensors; and products that provide safe control and distribution of electrical power.

With more than 50 sales, manufacturing, and engineering facilities worldwide and a global network of distribution channels, Littelfuse is the preferred brand of leading manufacturers everywhere.

  • Read about the latest innovations and developments from Littelfuse!...Read More

  • Littelfuse Worldwide Locations

    Littelfuse is a global company, and has offices and manufacturing facilities around the world. Explore the below map to ...Read More

  • Our History

    Littelfuse has a long history of pioneering innovative products and services to serve the engineering needs of customers...Read More

  • Product Catalogs Overiew Image

    When you work for Littelfuse, you work for a global leader in circuit protection composed of a team of experts all shari...Read More

  • Capabilities Brochures

    Within this section you will find PDFs of Littelfuse's segment-specific capabilities brochures, which give an overview o...Read More

  • By partnering with our suppliers, Littelfuse can consistently produce and deliver high quality products in a cost effect...Read More

  • Littelfuse has been recognized for excellence in innovation, product design and as one of the best places to work. The f...Read More

  • At Littelfuse we believe in continuous improvement, that is why we have an internal lean team....Read More

  • Littelfuse Events

    Find out where and when the most important events in the industry will take place....Read More