Description
The Trane CNT01170 Defrost Control manages defrost cycle operation within residential and commercial HVAC systems. Positioned in heat pump and outdoor coil assemblies, the control responds to temperature changes to regulate defrost required for preventing frost buildup during heating operation. Featuring an SPST configuration with a 70F open setting and 37F close setting, the component integrates with compatible defrost and temperature control circuits. Installed within designated outdoor unit and control sections, the component assists with coordinated defrost operation, stable heat pump performance, and efficient temperature management.









