Rheem-Ruud AS-58632-85 Heat Exchanger Assembly 320819-301 the NEMA 4X rating ensures

the NEMA 4X rating ensures the enclosure is watertight and corrosion-resistant

Accurate Calibration: High-tolerance thermistor provides stable Ohm readings

ensuring exact physical fitment and electrical compatibility with existing wiring harnesses

120V/60Hz or 24VDC) for operation

Rheem-Ruud AS-58632-85 Heat Exchanger Assembly 320819-301 the NEMA 4X rating ensuresThe Rheem Ruud AS 58632 85 Heat Exchanger Assembly is a critical OEM furnace replacement component designed specifically for 90% AFUE gas furnaces. Engineered with high grade stainless steel construction, this assembly provides superior corrosion resistance against the acidic condensate typical of high efficiency secondary heat exchange cycles. As the direct replacement for AS 58632 01, it ensures seamless physical fitment and restores factory spec