Products

Littelfuse manufactures industrial technology products that enable the safe transfer of electrical energy. We produce Littelfuse manufactures industrial technology products that enable the safe transfer of electrical energy. We produce fuses, relays, semiconductors, switches, sensors, and other components that empower a more sustainable, connected, and safer world. Our innovative products are manufactured in world-class facilities using cutting-edge technologies, resulting in forward-thinking solutions for over 100,000 end customers.