Littelfuse History and Culture

Littelfuse continues its growth by investing in the future - through acquisitions and new product development that strengthen the company's global infrastructure - and by adding value to customer relationships. Our brands are the cornerstone of that investment and are our commitment to each customer. Offering some of the world's best known and top-performing brands in electronics, telecommunications, automotive and electrical, Littelfuse stands as the world's premier provider of circuit protection. See Electronic Product Selection Guide for more information on how Littelfuse world-leading products can provide the circuit protection solution you need.

Over the years, our acquisition activities have included:

2022        Littelfuse Acquires C&K Switches ; Littelfuse Acquires Embed

2021        Littelfuse Acquires Carling Technologies ; Littelfuse Acquires Hartland Controls

2018        Littelfuse Completes Acquisition of Monolith Semiconductor; Littelfuse Completes 

                Acquisition of IXYS Corporation

2017        Littelfuse Acquires emperature sensors and assemblies of U.S. Sensor Corporation;

2016        TVS diodes, switching thyristors, and ignition IGBT product lines of ON Semiconductor; Menber's S.p.A.; 

                Circuit Protection Devices business of TE Connectivity

2015        Sigmar SRL

2014        SymCom, Inc.

2013        Hamlin, Inc.

2012        ACCEL AB

2011        Selco A/S

2010        Cole Hersee Company 

2008        Startco Engineering; Shock Block, Inc.

2006        Catalina Performance Accessories, Inc. (Smart Glow Fuses); Song Long Electronics Co., Ltd.; 

                Concord Semiconductor; SurgX Corporation

2005        WICKMANN Group and Pudenz;

2003        Teccor Electronics, Inc.

2002        Semitron

1999        Suppression Products Group of the Harris Corporation