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Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
including the CH 402 through CH 752 and CF 402 through CF 752 series
Can I use a higher WC rated switch
You should verify your unit's model and serial number against the manufacturer's parts list to ensure a correct match
and 1075 RPM specification
Watts F274751 Valve 320734-701 including the CH 402 throughThe 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
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