Schneider Electric (Square D) LADN22S Auxiliary Contact Block 2NO & 2NC TESYS SRS

The Schneider Electric (Square D) LADN22S Auxiliary Contact Block TeSys SRS is an electrical switching component used with compatible contactors in HVAC systems and industrial control equipment. It provides two normally open and two normally closed auxiliary contacts for monitoring, signaling, or interlocking control circuits. Commonly installed on contactors, the contact block expands the available control operations without altering the primary power circuit. It facilitates accurate electrical switching and the coordinated operation of linked equipment as a crucial component of the control system.