Trane CNT4363 Control Board R-410A Durable Construction: Built with Class

Durable Construction: Built with Class B insulation and ball bearings for high-temperature

whereas Section IV valves are typically for heating boilers

Constructed from heavy-gauge steel with a corrosion-resistant finish

Optimized Airflow: The 4-inch diameter and 2-inch width are calibrated for specific York assemblies to maintain proper CFM ratings

Trane CNT4363 Control Board R-410A Durable Construction: Built with ClassThe Trane CNT4363 Defrost Control Board is a critical OEM replacement part engineered specifically for residential demand defrost applications in Trane and American Standard heat pumps. As a veteran in the field, you know that maintaining the integrity of the defrost cycle is paramount to preventing evaporator coil icing and ensuring consistent heat pump performance during low ambient conditions. This microprocessor driven board (often referenced by