Description
The Schneider Electric (Square D) ZCKL1 Limit Switch NO/NC 240V is an electromechanical position sensing tool used to detect mechanical movement and convert it into electrical switching signals within HVAC systems, ensuring safe and controlled equipment operation. It operates through a snap-action mechanism where an actuator changes the state of normally open and normally closed contacts when a mechanical force is applied, enabling stable circuit switching. It is typically integrated into air handling units, dampers, or compressor assemblies where position feedback is required. It supports precise control logic, improves operational safety, reduces system fault risk, and ensures dependable performance in industrial and commercial circumstances.









