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C&K Components

C&K Components, now part of Littelfuse, Inc., has been a pioneer in electromechanical switch technology since 1928. Renowned for its exceptional design capabilities and high-quality performance, C&K remains a trusted name among design engineers worldwide. Headquartered in Waltham, Massachusetts, with global design centers in Dole, France, and Huizhou, China, C&K caters to diverse industries, including automotive, industrial, medical, and consumer products.


C&K's extensive product range includes tactile, rocker, and toggle switches, offering over 55,000 standard products and 8.5 million switch combinations. These switches are integral to various applications, from universal paddle switch assemblies for fire alarms to compact start/stop buttons for boating applications, and precise switching mechanisms for surgical devices. C&K's commitment to innovation ensures tailor-made solutions, such as multi-position snap-switch modules for temperature adjustment.


With nearly a century of expertise, C&K delivers reliable, high-performance switch solutions, meeting the exacting standards of customers who design, manufacture, and distribute electronic products globally.

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