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Wide Application Range: Validated for use in Lochinvar Knight
For contractors performing boiler control repair
As a veteran-grade pilot assembly kit
this specific model is calibrated exclusively for natural gas
Nordyne 920666A TXV 321894-709 Wide Application Range: Validated forThe Nordyne 920666A TXV is a critical OEM component designed for 4 ton R 22 HVAC systems. This thermal expansion valve is engineered to maintain a precise superheat by regulating the flow of R 22 refrigerant into the evaporator coil, preventing liquid slugging and ensuring compressor protection. As a genuine Nordyne replacement part, it eliminates the calibration issues often found with universal aftermarket valves, providing a direct fit for 4 ton
US$ 37.99
US$ 21.95
US$ 21.95
US$ 21.95