the internal check valves automatically manage the flow path

This component is the structural end bell housing

encased in a NEMA 1 enclosure

It is specifically designed to manage the distribution of hot water or glycolic solutions in applications such as floor heating systems

Trane VAL4827 Expansion Valve 320788-704 the internal check valves automaticallyEnsure peak system performance with the Trane VAL4827 Expansion Valve, a rigorous OEM 3 ton thermal expansion valve (TXV) designed for high pressure R 22 refrigerant applications. As a non bleed, sweat connection component, this valve is engineered to sustain precise superheat control across varying evaporator loads, protecting compressors from liquid slugging while maximizing cooling efficiency. With a 500 PSI working pressure rating, the VAL4827 is