Using this genuine Williams part ensures compatibility with existing motor mounts and blower wheels (such as the 115V or 240V configurations)

check your service manual or contact our team with your coil's serial number to confirm exact fitment

Is the York S1-029-20482-000 compatible with both Natural Gas and Propane (LP) systems

or improper gas pressure that require immediate technical attention

we recommend applying a thin layer of food-grade lubricant to the interior of the bushing to reduce friction on the valve stem and extend the life of the component

Reznor 203932 Pressure Switch Els PW 17895 Using this genuine Williams partThe Reznor 203932 High Altitude Pressure Switch is a critical safety component designed for precise airflow monitoring in gas fired unit heaters and HVAC systems. Engineered as a genuine Reznor OEM replacement part, this switch is factory calibrated to a . 25" WC set point, ensuring the inducer fan generates sufficient draft before permitting the ignition sequence. Featuring a Single Pole Double Throw (SPDT) configuration, it provides versatile