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 low consumption 24 V DC coil with integrated suppression, and connection via spring terminals. It is designed for demanding applications with high operating speeds of up to 6000 switching cycles per hour, offering high reliability and durability. Certified to multiple standards (IEC, UL, CSA, CCC, EAC, Marine), RoHS/REACH compliant.