Daikin-McQuay 6026831 Main Printed Circuit Board Assembly is an electronic control component designed to manage and coordinate key functions within compatible HVAC equipment. The board receives signals from sensors and system controls, processes operating conditions, and directs components such as compressors, fans, and other electrical devices to maintain proper system performance. I... https://www.partshnc.com/6026831-daikin-mcquay-printed-circuit-assy-main