Trane BMUC400A UC400 Programmable Controller Unit

The Trane BMUC400A UC400 Programmable Controller Unit is a BACnet MS/TP programmable unit controller in the Tracer UC400 series that executes custom HVAC control logic, monitors field devices, and coordinates heating, ventilation, and air conditioning equipment for efficient operation in commercial building automation systems. It provides flexible direct digital control by processing sensor inputs, running user-defined control sequences, and communicating over BACnet MS/TP networks. It is commonly installed with Trane air handling units, fan coil units, unit ventilators, water-source heat pumps, VAV systems, and other commercial HVAC equipment requiring programmable BACnet control. Built-in I/O points total 23, expandable up to 55; data logging capacity up to 25,000 samples. Mounting is DIN Rail Mount with field or factory installation, and it is compatible with the Trane Wireless Communication System for wireless integration. Applications include commercial offices, hospitals, schools, universities, hotels, and industrial facilities where reliable equipment control, energy management, and centralized monitoring are essential. Common replacements include the UC600 programmable controller, UC210 programmable controller, and Tracer SC+.