York S1-024-35326-007 Motor R-410A This primary heat exchanger is

This primary heat exchanger is built to handle intensive thermal cycling

OEM Compatibility: Exact replacement for Nordyne 621678R

While often installed dry onto clean surfaces

the housing includes side attachment rails specifically designed to mount MARS 780 or Furnas-style auxiliary switches for additional control logic requirements

Common Questions Is the 78RV-114-125 a suitable replacement for the old 78-404-RV model

York S1-024-35326-007 Motor R-410A This primary heat exchanger isThe York S1 024 35326 007 is a high efficiency ECM blower motor designed specifically for exact fit replacement in York, Luxaire, and Coleman residential HVAC systems. Operating at 1 2 HP and 208 230V, this motor delivers a rated 1100 RPM to maintain consistent static pressure and airflow across diverse ductwork configurations. As a programmed ECM motor, it replaces older, less efficient PSC versions, offering significant improvements in energy