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Utilizing a 2-6 PSI outlet pressure range (indicated by the black spring)
The Allanson 421-664 ignition transformer is a critical replacement component engineered specifically for Webster Engineering burners
The RB-24E-S includes a specialized control board wiring harness
Multi-Evaporator Efficiency: Enables smooth operation of multiple evaporators at different temperatures on a shared suction line
High Current Capacity: Rated for 16A 125VAC
Nordyne 903478 Heat Exchanger Refrigerant Utilizing a 2-6 PSI outletThe Nordyne 903478 is a heavy duty, stainless steel heat exchanger engineered specifically for technical compatibility with Nordyne gas furnaces and forced air systems. As a genuine OEM replacement part, this primary heat exchanger ensures precise fitment within the combustion chamber, eliminating the alignment issues common with universal aftermarket components. The upgrade to high grade stainless steel provides significant resistance to thermal