this OEM component is critical for maintaining the thermal efficiency of commercial water heater parts

This formulation is critical for system longevity when using hygroscopic POE oils and HFC refrigerants like R-410A

This valve is designed to handle duty cycles up to 600 psi

It maintains the same 1/2" sweat dimensions and performance specs for seamless retrofitting

the EP2121S is the manufacturer-designated direct replacement for the EP2121S1

Johnson Controls VG1245CNH943GGA Valve Assembly 321894-709 this OEM component is criticalThe Johnson Controls VG1245CNH943GGA is a high performance 1" 2 way normally closed ball valve assembly engineered for precise proportional control in demanding HVACR environments. Built with a rugged forged brass body and a 300 series stainless steel ball and stem, this assembly is designed to handle hot water, chilled water, and 50% glycol solutions. The stainless steel trim ensures compatibility with 15 psig saturated steam, providing superior