C&K

C&K Switches is one of the worlds leading manufacturers of electromechanical switches and is now part of the Littelfuse family of companies. Founded in 1928 and headquartered in Waltham, Massachusetts, C&K offers a comprehensive range of switch products including tactile switches, pushbutton switches, rocker switches, toggle switches, snap action switches, slide switches, and keylock switches. The company serves diverse markets including automotive (instrument panels, steering wheel controls, door panels), industrial (control panels, testing equipment), consumer electronics (white goods, personal care devices), and aerospace/medical. C&K is known for high reliability switches qualified to automotive standards (AEC-Q200) and specialized switches for critical applications. The company operates manufacturing facilities globally and serves customers through distributors worldwide. Littelfuse acquired C&K Switches to expand its product portfolio beyond circuit protection into switching solutions for the Internet of Things (IoT) and electrified transportation applications.