Daikin-McQuay 4021153 Printed Circuit Board Assembly

The Daikin-McQuay 4021153 Printed Circuit Board assembly is used as the system control board for some of the HVAC systems. This electronic part is mainly situated at the top of the equipment, the sensors input data into this part, the data is processed and the controlling signals are sent to the compressor, fans, and valves. In turn, it controls the temperature, and the airflow as well as other functions of the system as per the specified program and actual values. This part is normally used in air handlers, rooftop units, and chillers.