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Precision Control: Utilizes low-to-high detents and a 5% pulse duty cycle at the low setting for accurate proportionate heat control
The 37K63 is the base part number used in technical manuals
Heavy-Duty Construction: Built to withstand the harsh thermal environment of a draft inducer safeguard or heat exchanger housing
protecting sensitive electronics and internal components from thermal stress
Amana-Goodman B1284654 Expansion Valve 30067439-890 Precision Control: Utilizes low-to-high detentsThe Amana Goodman B1284654 Expansion Valve is a technical grade OEM HVAC replacement part engineered for precise metering of liquid refrigerant within the evaporator coil. This fixed orifice expansion valve for AC units is vital for maintaining the thermal balance of the refrigeration cycle, ensuring the system operates at peak efficiency by regulating flow based on load requirements. Designed for seamless integration with Goodman and Amana heat pumps