Inspection / normal switch (NO)
LA137-BD21
The elevator door switch kcb-jua-kcb-jub is a bistable magnetic switch designed for accurate monitoring of lift door operations. These switches provide reliable feedback to the control system, confirming whether doors are fully open or closed, which ensures safe and smooth elevator functioning. Built for frequent operation, the KCB-JUA and KCB-JUB feature durable construction and consistent performance under UAE lift conditions. Their compact design allows easy integration into new installations or maintenance upgrades, supporting precise door control in modern elevator systems.