Watts 0388805 Regulator 321894-708 Applying incorrect voltage will result

Applying incorrect voltage will result in motor failure and potential damage to the integrated furnace control board

This OEM Carrier replacement part is engineered to function as a limit or pipe mount switch

making it the standard choice for restoring system SEER ratings and airflow efficiency

with an operating temperature range of -40°F to 248°F

Always check local code requirements to see if a manual reset is mandatory for your specific boiler installation

Watts 0388805 Regulator 321894-708 Applying incorrect voltage will resultThe Watts 0388805 (Model T1450F) is a precision engineered 1 2 inch dual control regulator and relief valve designed for integrated pressure management in closed loop hydronic heating systems. As a veteran grade boiler feed valve, it features an iron and bronze body construction optimized for high capacity performance. This pressure reducing valve combination simplifies boiler pressure regulation by automatically filling the system and maintaining