Built for reliability in residential and commercial applications

this assembly is the factory-designated replacement for several legacy part numbers

but you must ensure both furnaces use identical boards and that your dip switch settings are configured correctly to synchronize 115V blower operation

this permanent split capacitor (PSC) motor features a 3-speed configuration allowing for precise airflow adjustment across heating and cooling cycles

OEM Compatibility: Specifically designed as a direct replacement TXV for Carrier 50BA and 40RT units

York S1-024-35778-000 Pressure Switch 319852-301 Built for reliability in residentialThe York S1 024 35778 000 Pressure Switch is a critical safety component designed for precise monitoring of inducer blower performance in high efficiency furnace systems. Calibrated at a . 6" WC set point, this OEM HVAC air pressure switch ensures that the draft inducer is exhausting combustion gases correctly before the ignition sequence initiates. For service technicians, identifying a failing switch often involves troubleshooting lockout codes