Utica-Dunkirk 44744-002 Ignitor 320720-756 this switch functions as the

this switch functions as the primary pressure control for altitudes ranging from sea level up to 6

It serves as the direct replacement for 3H37454-2

Common Questions Is this TXV compatible with R410A systems

Using an automatic reset limit switch prevents permanent lockouts during temporary airflow restrictions

With a maximum fluid pressure rating of 290 psi and an operating temperature threshold of 250°F

Utica-Dunkirk 44744-002 Ignitor 320720-756 this switch functions as theWhen you're servicing high efficiency systems like the Utica Dunkirk 80 90 3 series, reliable ignition is the baseline for performance. The Utica Dunkirk 44744 002 Ignitor is a specific 120V replacement part engineered as an OEM spec hot surface ignitor (HSI). This mini hot surface ignitor is critical for maintaining the proper 17 second to 34 second ignition timing sequences required by modern gas control valves. Its robust ceramic mounting block and