Littelfuse

Littelfuse

Electronic Equipment, Instruments and Components
Littelfuse is a primary provider of circuit protection products (such as fuses and relays) for the transportation, industrial, telecommunications, and consumer electronics end markets. The company is also increasing its power semiconductor business, where it predominantly serves industrial end markets, and is breaking into electric vehicle charging infrastructure. Littelfuse has 17,000 global employees.

$7B

Market Cap • 1/14/2026

1991

(35 years)

Founded

1991

(35 years ago)

IPO

NASDAQ

Listing Exchange

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United States

Country