Frequently used as a primary safety control

and EHU-703 series units

Service Accessibility: Features a standard 1/4" service port for fast connection of manifold gauges and vacuum pumps

With its DIN rail mounting and plug-in screw terminals

or continuous bypass leaking

Carrier EA660005 TXV Kit 322838-753 Frequently used as a primaryWhen you're dealing with inconsistent evaporator pressures or liquid slugging on a R 410A system, the Carrier EA660005 TXV Kit is the precise solution for restoring thermal balance. This OEM thermostatic expansion valve is a bi metal, non bleed metering device engineered specifically for R 410A refrigerant applications. Unlike generic alternatives, this factory authorized part ensures the exact superheat settings required for 5A and A05 series units,