Watts F274751 Valve 318973-401 System Reliability: Engineered as a

System Reliability: Engineered as a direct OEM HVAC replacement part for seamless compatibility with York and Johnson Controls equipment

Featuring a 7/8" ODF connection

0 microamp DC of flame current

A failing inducer motor often lacks the torque to reach full RPM

Key Benefits Direct OEM Integration: Specifically calibrated for Carrier HK61EA010 compatibility to ensure proper blower speed staging without field modifications

Watts F274751 Valve 318973-401 System Reliability: Engineered as aThe Watts F274751 174A flow switch is a 3 4" liquid flow control device designed for HVAC, boiler, hydronic heating, chilled water, and industrial fluid system applications. Commonly referenced as the Watts 174A flow switch, this unit is used to monitor fluid movement and activate or deactivate connected equipment based on system flow conditions. The 125 FS configuration is widely applied in circulation systems where dependable flow proving is