Global supplier of circuit protection products and solutions for electronics, automotive, and industrial applications.
Littelfuse, Inc. is a prominent manufacturer and provider of circuit protection, power control, and sensing products with a global footprint spanning the Asia-Pacific, Americas, and Europe. The company operates through three key segments, each catering to distinct industrial sectors.
Within its Electronics segment, Littelfuse specializes in a comprehensive range of components including fuses, resettable fuses, electrostatic discharge suppressors, varistors, magnetic sensing products, and gas discharge tubes. These products are vital across industries such as automotive electronics, industrial motor drives, telecommunications, data centers, and renewable energy, enhancing safety and reliability in electrical systems.
The Transportation segment focuses on supplying fuses, switches, relays, and circuit protection modules tailored for hybrid and electric vehicles, as well as commercial vehicles. This segment serves original equipment manufacturers (OEMs), Tier-I suppliers, and distributors within passenger cars, heavy-duty trucks, agriculture, construction, and other commercial vehicle markets, ensuring robust protection in demanding automotive environments.
In the Industrial segment, Littelfuse provides a portfolio of industrial fuses, relays, contactors, transformers, and temperature sensors essential for renewable energy systems, HVAC applications, industrial automation, and safety solutions. These products support diverse sectors including energy storage, non-residential construction, mining, and industrial maintenance, contributing to operational efficiency and safety across various industrial environments.
Founded in 1927 and headquartered in Chicago, Illinois, Littelfuse continues to innovate and expand its product offerings globally through a network of distributors, direct sales teams, and manufacturer representatives, maintaining its commitment to excellence in circuit protection and electrical safety solutions.