Nordyne 669567R 3.5-Ton Thermal Expansion Valve R-410A

The Nordyne 669567R 3.5-Ton Thermal Expansion Valve (TXV) functions as refrigerant flow controller for R-410A HVAC systems to achieve maximum cooling efficiency. This device functions for residential and light commercial air conditioners and heat pumps to control refrigerant flow through demand-based adjustments which stop evaporator coil flooding and icing. Ecological efficiency increases when installed with the TXV which leads to better system functionality and longer equipment lifetime providing reliable interior comfort in combination with reduced part stress.