York S1-028-12403-700 Sheave 30067439-890 this is a genuine OEM

this is a genuine OEM component for Reznor unit heaters

the RIB24P is pre-packaged in a plenum-rated housing that mounts directly to a conduit knockout

allowing it to actuate the system's schrader core automatically during installation

Designed with a rugged extended copper connection

The Utica-Dunkirk 240013045 Pressure Switch is a critical safety component designed for high-efficiency boilers and furnaces

York S1-028-12403-700 Sheave 30067439-890 this is a genuine OEMThe York S1 028 12403 700 Sheave is a professional grade, 1 groove variable pitch pulley designed for precise HVAC blower speed adjustment in commercial air handling units. Engineered with a 1 3 8" bore and a 7. 50" outer diameter, this OEM component allows technicians to fine tune fan RPM and airflow volume to meet specific static pressure requirements. The variable pitch design is compatible with 4L, 5L, A, and B section V belts, providing a