When the spark ignites and the system fails to fire

5 x 15 dimensions under high RPM and thermal stress

contractors ensure HVAC equipment compatibility and long-term performance in high-demand commercial and industrial environments

Key Benefits Adjustable Temperature Range: Eliminates the need to carry multiple fixed-limit discs by providing a customizable 135-175°F set point

Key Benefits Direct OEM Compatibility: Serves as the factory-authorized direct replacement for 20627

Lochinvar & A.O. Smith 100171722 Gas Valve R-410A When the spark ignites andThe Lochinvar & A. O. Smith 100171722 Gas Valve is a critical 1 1 2" 24V main gas valve engineered for high input commercial boiler applications. This genuine OEM Lochinvar replacement part, also identified as VAL2044, manages gas flow with professional grade precision to maintain combustion stability and thermal efficiency. Designed for heavy duty service, this valve is a direct drop in for Lochinvar Copper Fin and PowerFin series, ensuring your gas