Smith 100074281 Output Thermistor is a critical NTC temperature sensor engineered for precise thermal monitoring in high-efficiency tankless water heaters and commercial boilers

This valve is sized for 3

Key Benefits: Direct OEM Compatibility: Guaranteed fit for Source1

This valve is a direct replacement for legacy units such as the Parker R30E157

Lennox 64G21 Distributor Assembly 324846-701 Smith 100074281 Output Thermistor isProtect system efficiency and ensure uniform refrigerant distribution with the Lennox 64G21 Distributor Assembly. Engineered as an authentic OEM HVAC replacement part, this assembly is critical for maintaining the balance of the evaporator coil circuiting, preventing liquid slugging and ensuring consistent heat transfer across the fins. This refrigerant distributor assembly is designed for high performance Lennox units, utilizing a robust construction