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021-inch orifice and a rugged L-shape mounting bracket
This board manages the timing of the inducer motor and the main blower
the package includes the primary burner orifices and a gas valve conversion spring kit to recalibrate the regulator
This unit requires a 200-230V / 3-phase / 60Hz power supply
Reznor 123449 Flange 321042-401 021-inch orifice and a ruggedThe Reznor 123449 Burner Inlet Flange is a critical OEM replacement component designed for high performance gas fired HVAC systems. For technicians servicing Reznor unit heaters or commercial furnaces, this flange ensures a robust, manifold to burner connection that adheres to strict factory tolerances. Engineered to provide a precision seal, it eliminates the risk of fuel delivery inconsistencies, which is vital for maintaining optimal gas pressure