LFUSLittelfuse Inc.

Littelfuse Inc. is an industrial technology manufacturing company that designs and sells electronic components, modules, and subassemblies used to manage and protect electrical systems. Its core product portfolio includes fuses, circuit protection devices, relays, switches, sensors, and power semiconductors that support applications across electronics, transportation, and industrial markets. Littelfuse serves customers in areas such as automotive systems, factory automation, telecommunications, and consumer electronics, with products built into equipment that requires safety, sensing, switching, and power control functions. The company operates through three business segments: Electronics, Transportation, and Industrial, giving it a broad presence across end markets that depend on reliable electrical performance. Headquartered in Rosemont, Illinois, Littelfuse plays an important role in the global supply chain for electrical protection and control technologies.