Resideo SV9502H2522 Smart Valve 322838-754 while the NPTFI port provides

while the NPTFI port provides a specialized threaded interface that ensures a liquid-tight seal for sensors and transducers without the need for excessive pipe dope or tape

As a critical OEM unit heater part

If your damper stroke is limited (e

making it an essential component for routine facility upkeep and emergency repairs

5 kg/cm²) for high-pressure steam reliability

Resideo SV9502H2522 Smart Valve 322838-754 while the NPTFI port providesThe Resideo SV9502H2522 Smart Valve is a critical gas flow control and electronic intermittent pilot sequencing component designed for direct intermittent pilot ignition systems. Operating on a 24Vac gas valve circuit, this unit provides precise fuel regulation for natural gas HVAC systems. Engineered for efficiency, it features a 15 second prepurge and a 90 second ignition trial time with continuous retry logic, ensuring reliable burner light offs