Lennox 10B68 Control Module Kit THPU32HP7Y and Carrier modules

and Carrier modules

The Trane SWT1271 is a critical furnace high limit switch designed for HVAC system diagnostics and thermal protection

the thermal limit must be replaced

the YZ300 allows technicians to identify faults like low water

minimizing the frequency of system recalibrations and troubleshooting

Lennox 10B68 Control Module Kit THPU32HP7Y and Carrier modulesThe Lennox 10B68 Control Module Kit is a direct OEM replacement designed for high efficiency ECM blower motors found in a wide range of Lennox, Armstrong, and Ducane residential gas furnaces and air handlers. As a veteran grade motor control module kit, it serves as the "brain" for variable speed blower assemblies, managing airflow ramps, static pressure adjustments, and signal processing from the main furnace control board. When the indoor blower