Littelfuse is an American company, which multinationally manufactures electrical products and devices. They are electrically-protective in their production nature. Hence they primarily focus on manufacturing circuit protection devices simultaneously with a vast range of automotive sensors and electrical switches. 

The firm has its world headquarters in Chicago, Illinois, United States, with over 40 facilities that carry out manufacturing, engineering, sales, and distribution of products across America, Asia, and Europe.

The company’s number one desire is to have themselves as the one-stop-shop when consumers, industries and other manufacturers search for products that would protect, control, sense electrical signals, and systems.

The company currently managed by David Heinzmann has increased the range of the products which they offer.