Nordyne 664275R TXV L99H008 By utilizing a diode "Y"

By utilizing a diode "Y" splitter at the thermostat and a relay-equipped accessory module at the furnace or air handler terminal block

ensuring harness length and pinouts match factory specifications perfectly

These Carrier OEM caps are designed to seat firmly against the valve face

Field Reliable: High-durability circuitry resists moisture and temperature fluctuations common in industrial mechanical rooms and rooftops

The compact design supports DIN track mounting or standard panel mounting

Nordyne 664275R TXV L99H008 By utilizing a diode "Y"The Nordyne 664275R TXV is a critical N Series thermal expansion valve engineered specifically for 5 ton packaged units. Designed for R410A refrigerant, this OEM component provides precise metering to maintain the correct superheat across the evaporator coil, preventing liquid slugging and ensuring compressor longevity. As a direct Nordyne replacement part, it eliminates the compatibility issues often found with universal aftermarket valves,