Watts F384440 Valve 328140-751 the 33ZCSENOAT is a standard

the 33ZCSENOAT is a standard 10K Type II thermistor and may be compatible with other building automation systems that support this specific resistance curve

You should verify the temperature rating and insertion depth printed on your existing switch—specifically looking for the 190-220F stamp—before installation

and C9MPD075F12A3 models

Common Questions & Technical Support: What are the symptoms of a failed low pressure switch

preventing carbon buildup and flame instability

Watts F384440 Valve 328140-751 the 33ZCSENOAT is a standardThe Watts F384440 2 740 070 is a commercial grade pressure reducing valve component designed to maintain stable downstream water pressure in plumbing, hydronic, and HVAC systems. It is commonly used in larger commercial applications where consistent pressure regulation is critical for protecting piping, valves, pumps, and connected equipment. In field service, pressure reducing assemblies like this help prevent excessive line pressure, water hammer,