Instantaneous auxiliary contact block for TeSys K contactors (except LP4K and LP5K). It offers 1NO+3NC contacts with a rated voltage up to 10 A, 690 V AC, connection via screw terminals. Easy front clip-on mounting, for high reliability and durability. It has multiple standards (IEC, UL, CSA, CCC) and Green Premium compliance (RoHs/Reach).