Quality Documents

Littelfuse is committed to meeting customer expectations and providing quality products and services at a competitive price. In support of this commitment, Littelfuse promises to:

Encourage quality awareness and quality performance in all associates at all levels of the Company through management leadership.

Promote the participation of all associates in making individual contributions to the quality improvement process.

Support continuous quality improvement by providing our associates with the necessary training, tools, and information feedback to enable enhancement of the quality of our products and services.

Develop relationships with suppliers who consistently demonstrate their ability to fulfill quality, price and delivery objectives that are mutually beneficial.

Build quality into our products and services, striving for zero defects in everything we do, thereby reducing cost and increasing total customer satisfaction.

ISO Certifications

Littelfuse was the very first U.S. fuse manufacturer to attain ISO 9001 certification. This certification pertains to quality management systems at our Des Plaines, Illinois headquarters location. ISO 9002 certification was awarded to the electrical power fuse manufacturing facility in Arcola, Illinois, in 1992. Our electronic fuse manufacturing facility in Centralia, Illinois earned its ISO 9002 certification in 1993. In addition to these domestic certifications, Littelfuse has been awarded ISO certifications for its facilities in England and Switzerland in 1988 and 1990, respectively.

Littelfuse was also one of the first circuit protection manufacturers to meet the requirements of TS 16949. The standard ISO/TS 16949 is supported and recognized by the major European and American automobile manufactures: BMW, Daimler Chrysler, FIAT, Ford, General Motors, Peugeot - Citroen, Renault and Volkswagen. This international standard promotes the adoption of a process approach when developing, implementing and improving the effectiveness of a quality management system, to enhance customer satisfaction by meeting customer requirements.



Supplier Quality Manual - English



Supplier Quality Manual - Spanish



Supplier Quality Manual - Chinese



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