Deling Built-in Sub Intercom NKT12(1-1)B (BH Housing) is an auxiliary device in the elevator intercom system, designed for installation in the elevator car. It uses a four-wire configuration to enable intercom communication between various parts of the elevator system¡ªsuch as the machine room, car top, pit, and control room. It assists the main unit in enhancing communication capabilities, improving system stability, and ensuring reliable emergency communication during elevator operation. For more information, please contact customer service.
