It is rated for an operational voltage of 690V and an impulse withstand voltage of 6kV

restoring system operation once safe temperatures are reached

this OEM Trane expansion valve regulates refrigerant flow into the evaporator coil to maintain optimal superheat and ensure system efficiency across varying load conditions

gradual gas release to prevent combustion surges and "hard starts" that can stress the heat exchanger

This OEM Lennox part is a manual reset

Nordyne 669770 TXV 322057-301 It is rated for anThe Nordyne 669770 TXV is a precision engineered OEM thermal expansion valve designed for residential and light commercial HVAC applications. Built specifically for R410A refrigerant systems, this metering device is calibrated for 2 3 ton capacities, providing accurate flow regulation to maintain target superheat levels. By monitoring evaporator temperatures and modulating liquid refrigerant delivery, the 669770 TXV prevents liquid slugging and