Key Benefits Independent Dual Switching: Features two separately operated SPDT switches for high/low actuation and alarm functions

making it indispensable for stratified airstream applications

the 63W40 prevents hazardous operation by interlocking the gas valve if flue obstructions or inducer failure are detected

For contractors facing motor failure or housing deformation

This liquid line drier is essential for veterans performing preventive maintenance or system repairs where moisture and contaminant control are non-negotiable for long-term performance

Field Controls 46124300 Motor R-407C Key Benefits Independent Dual Switching:The Field Controls 46124300 Replacement Motor is a heavy duty, single speed power unit engineered specifically for the DI 3 Draft Inducer series. Operating at 115V with a robust 1 3 HP rating, this motor maintains a steady 1725 RPM to ensure consistent venting and proper combustion air delivery. Built with an open vented design for effective heat dissipation, it utilizes a permanent split capacitor (PSC) configuration to balance energy efficiency with