The Deling NKT12(1-1)B-01 auxiliary in-car unit is installed inside the elevator car and linked to the call buttons. In the event of a malfunction, power failure, entrapment, or other emergency, passengers can press the call button on this unit to send a signal to the machine room, control center, or duty room main unit, enabling communication for timely assistance. Please consult customer service for more details. Product parameter (specification)
