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, connection by screw clamp terminals, and is used as safety chain indication thanks to its red front face. Clip-on front mounting, it procures high reliability and durability. LADN20 is a Schneider Electric add-on auxiliary contact block for TeSys Deca and TeSys F contactors. Multi standards certified (IEC, UL, CSA, CCC, EAC). Easy to mount on front by clip-on, it procures high reliability and durability. Available worldwide, it is multi-standards certified (IEC, UL, CSA, CCC, EAC, Marine). Add-on block with 2NO+2NC mechanically linked auxiliary contacts, with instantaneous operation. Used in safety chain indication thanks to its red front face and NC certified mirror contacts. High electrical durability , several millions of operating cycles in AC-14/AC-15/DC-13 according conditions. Mounting by clip-on on front of all TeSys Deca and TeSys F contactors.