Instantaneous auxiliary contact block for TeSys K contactors (except LP4K and LP5K). It offers 4 NO contacts with a rated voltage of up to 10 A, 690 V AC, connection via spring terminals. Easy clip-on mounting on the front, for high reliability and durability. It has several standards (IEC, UL, CSA, CCC) and Green Premium compliance (RoHs/Reach).