TeSys K auxiliary relay for usage categories AC-15 up to 690 V and DC-13 up to 600 V. It features 4 contacts (4 normally open), a 220-V DC coil with integrated suppression, and connection via screw terminals. It is designed for demanding applications with high operating speeds of up to 10,000 cycles per hour, offering high reliability and durability. Certified to multiple standards (IEC, UL, CSA, CCC, EAC, Marine), compliant with Green Premium (RoHS/REACH).