Broad Compatibility: A genuine York replacement part suitable for a wide range of furnace and air handling units requiring specific vacuum activation

Direct Compatibility: Specifically engineered for the Johnson Controls T-4000 series pneumatic thermostats

or restricted exhaust venting

If the static pressure falls outside the safe operating range

facilitating the transition between heating and cooling modes

Rheem-Ruud 46-22863-04 Transformer Broad Compatibility: A genuine YorkThe Rheem Ruud 46 22863 04 Transformer is a critical HVAC 120V to 24V step down transformer designed for reliable control circuit power in furnace and air handler applications. As a 40VA rated component, it provides the necessary current to drive low voltage thermostats, fan centers, and ignition modules without overloading the system. This OEM Rheem furnace transformer features a primary voltage input of 120V and a secondary output of 24V AC,