York S1-025-41219-000 Spark Ignitor 328140-751 The 61-HD is specifically engineered

The 61-HD is specifically engineered for steam boilers

Low-Temp Performance: Specifically designed to handle evaporating temperatures down to -40°F

though the multi-speed leads must be wired according to the specific unit's schematic

Precise Flow Control: The replacement plug assembly restores the valve's original flow coefficient (Cv) and control accuracy

York S1-025-41219-000 Spark Ignitor 328140-751 The 61-HD is specifically engineeredThe York S1 025 41219 000 Spark Ignitor is a critical OEM replacement part designed for precision pilot ignition in residential and commercial gas fired equipment. Engineered as a pilot spark ignitor, this component facilitates reliable furnace ignition by delivering a high intensity arc across the electrode gap, ensuring consistent combustion in HVAC replacement applications. This specific assembly is a direct replacement for various York, Luxaire,