this is a dedicated R-410A expansion valve and should only be used with systems utilizing high-pressure R-410A refrigerant

5mm actuator size and high-grade Class H insulation

this unit ensures an exact proportional relationship between detected temperatures and your controller

ensuring zero-clearance mounting and identical terminal mapping

Lochinvar & A.O. Smith 100187869 Gasket THPU32HP7Y this is a dedicated R-410AThe Lochinvar & A. O. Smith 100187869 Gasket is a critical OEM replacement part designed to ensure a high temperature seal between the burner plate and the combustion chamber. In the field, an interface failure at the burner plate gasket can lead to dangerous gas leakage, compromised combustion cycles, and reduced thermal efficiency. This genuine 100187869 burner gasket is engineered to withstand the intense thermal cycling and pressure typical of