Lennox 12J37 Thermal Expansion Valve(TXV) 5-Ton 3/8" ODM X 1/2" ODF

The Lennox 12J37 Thermal Expansion Valve refrigerant control device is designed to work with a capacity of 5-ton. It actually has a responsibility of controlling the mass and heat flow of the refrigerant through a change in pressure and temperature of the evaporator coil. It has a function of controlling the flow of the refrigerant in response to prevailing pressure and temperature in the evaporator coil. This has the effect of maximizing the cooling, which in turn means saving on energy, Constructed of brass for optimum durability, this is designed to be small enough to be easily installed into a variety of HVAC systems, with dimensions of 3/8 inches in length and 1/2 inches in width.