Littelfuse

Littelfuse products are vital components in applications that use electrical energy, from consumer electronics to vehicles and industrial facilities. Littelfuse’s history of innovation and technical expertise enable the company to provide objective, comprehensive, and personalized customer solutions. Littelfuse offers the industry’s broadest and deepest portfolio of circuit protection products, with growing platforms in power control and sensing. Littelfuse also provides power semiconductors, heavy-duty switches, magnetic, optical, electromechanical, and temperature sensors, as well as products that provide safe control and distribution of electrical power.

Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States

Littelfuse is a global company that specializes in manufacturing circuit protection products and solutions. Established in 1927, Littelfuse has grown to become a leading provider of a wide range of circuit protection technologies, including fuses, semiconductors, varistors, and other components designed to protect electronic and electrical systems from overcurrent and overvoltage conditions.

Products and Solutions:

  • Littelfuse offers a diverse portfolio of circuit protection products and solutions. This includes:
    • Fuses: Littelfuse produces a variety of fuses, ranging from traditional glass and ceramic fuses to advanced, application-specific fuses for automotive, industrial, and electronic applications.
    • Varistors: Metal Oxide Varistors (MOVs) are among the varistor products offered by Littelfuse, providing overvoltage protection in electronic circuits.
    • Semiconductors: Littelfuse manufactures a range of semiconductor devices, including thyristors, diodes, and integrated circuits.
    • Relays and Controls: The company provides relays and control products for applications in industrial automation, HVAC, and other control systems.