TeSys Deca instantaneous auxiliary contact block, for contactors LC1D, LC1F and control relays CAD. It provides 2NO+2NC contacts (NC mirror certified) rated up to 10A/690V AC, of which 1NO+1NC are with overlap time (make before break), connection by screw clamp terminals. Clip-on front mounting, it procures high reliability and durability. Multi standards certified (IEC, UL, CSA, EAC), Green Premium compliant (RoHS/REACh).