Aaon R78200 Valve R-134A This unit is an essential

This unit is an essential heating system replacement part for technicians requiring exact OEM specifications to restore furnace sequence of operation

Zero Pressure Differential: The normally closed design ensures the valve remains shut without requiring system pressure to maintain the seal

Critical Performance: Maintains precise unloader valve operation for accurate system capacity modulation

It is a vital component for natural gas water heaters and select boiler models where a consistent

Aaon R78200 Valve R-134A This unit is an essentialThe Aaon R78200 Valve is a high performance 4 way reversing valve specifically engineered for 15 ton commercial HVAC units and heat pump systems. As a critical OEM replacement part, this Aaon R78200 ensures seamless transitions between heating and cooling cycles by precisely redirecting refrigerant flow. Designed for heavy duty commercial HVAC applications, this valve features a robust construction that minimizes pressure drops, enhancing overall