Contrinex sensors are available in all commonly used cubic and cylindrical housing dimensions. Cubic types range from the miniature C12 series with pinpoint LED to the C55 laser distance measuring sensors with Ecolab approval and IO-Link. The 3030 and 4050 series comprise a full range of variants, including diffuse, reflex, background suppression and through-beam types. Fiber-optic sensors are available not only for DIN-rail mounting as series 3060, which includes an IO-Link interface, but also in series 3030 and 4040. The cylindrical 1120 and 1180 series comprise M12 and M18 types with metal housings, laser or red light sources and right-angle emission versions.