Trane CNT8175 Defrost Control Board | PartsHnC
Manufacturer Name: Trane
Product Number: CNT8175
OEM Part Number: CNT8175
The Trane CNT8175 Defrost Control Board is a critical component in heat pump systems, designed to optimize defrost cycles for efficient operation in cold weather. It monitors outdoor temperature and system operation to initiate defrost only when necessary, reducing energy consumption and maintaining comfort. The board also coordinates the timing of defrost cycles with the compressor and reversing valve, ensuring smooth transitions between heating and defrost modes.