C&K is a European manufacturer of electro-mechanical components such as switches and relays. The company's product range includes rotary, toggle, push-button, illuminated and keylock switches, as well as PowerPole and various reflex and combination types. All of these products are available in a variety of catalogues, with 22000 series specifically focusing on illuminated switches. This series consists of a wide range of illuminated illuminated switches with multiple configurations, including AC/DC, latching/momentary and multiple different colors. Various electrical and mechanical ratings are available, making the series suitable for a wide range of applications.