M22-CK20 Eaton Pilot Device

The M22-CK20 is an auxiliary contact listed for the Button & Switch category. Its component designation identifies it as an auxiliary-contact item intended for association with compatible button and switch equipment. The model designation provides the specific manufacturer part reference for ordering and technical documentation. Auxiliary contacts serve as supplemental switching elements, allowing control functions to be added within an associated button or switch arrangement. Such elements extend the switching capabilities provided by a button or switch installation. The available classification connects the M22-CK20 with button-and-switch applications and distinguishes it as an auxiliary-contact component rather than a complete primary switch assembly unit.