Carrier HK38EA053 Control Board is an electronic control component designed to manage and coordinate the operation of compatible HVAC equipment. It works by receiving signals from thermostats and system sensors, then controlling functions such as the blower motor, compressor, and safety devices for efficient operation. Designed for use with compatible Carrier furnaces, air handlers, a... https://www.partshnc.com/hk38ea053-carrier-control-board