TeSys Deca instantaneous auxiliary contact block, for contactors LC1D, LC1F and control relays CAD It is equipped with snap-in terminals for tool-free flexible cable wiring and lifelong robust connection. It provides 1NO+3NC contacts (NC mirror certified) rated up to 10A/690V AC. Clip-on front mounting, it procures high reliability and durability. Multi standards certified, environmental compliant (RoHS/REACh).