Schneider Electric LA1KN203 Auxiliary Contact Block

The auxiliary contact block, also known as auxiliary contact unit or additional contact block, with type number LA1KN203 from Schneider Electric is an electrical auxiliary contact block for power contactors, which features two normally open (NO) contacts and spring clamp terminals. It has dimensions 4 x 4 x 4 cm and weighs 0.034 kg. Auxiliary contact blocks extend the switching functions of power contactors by providing additional signal or control contacts. They are used to signal switching states or activate control circuits. Typical applications are found in automation technology, mechanical engineering, especially for controlling motors and systems, and in building automation.

Auxiliary contact block for TeSys K series, featuring 2 normally open (NO) contacts with spring clamp terminals