York S1-025-45231-000 Ignitor 328140-751 maintaining an accurate boiler pressure

maintaining an accurate boiler pressure gauge is critical for verifying proper expansion tank operation and preventing high-limit trips

For the most accurate outdoor temperature readings

Diagnostics: Visible LED indicates relay activation to assist with quick system startups and commissioning

Common Questions: Can this indicator be used with any pneumatic transmitter

This Sterling unit heater gas valve is built to maintain tight tolerances under high-demand cycles

York S1-025-45231-000 Ignitor 328140-751 maintaining an accurate boiler pressureThe York S1 025 45231 000 Ignitor is a high performance silicon nitride hot surface ignitor designed for professional HVACR maintenance and repair. This OEM furnace replacement part is engineered to withstand the rigorous thermal cycling of modern gas fired equipment, offering a significant upgrade over traditional silicon carbide components. As a direct replacement for S1 025 49808 000, it ensures precise fitment and electrical compatibility without