York S1-025-29043-000 Hot Surface Ignitor 25-inch diameter and a 1

25-inch diameter and a 1

The bimetal disc design ensures precise temperature sensing and long-term durability under high-cycle conditions

Ensure reliable gas pressure regulation with the Maxitrol R8110-412

making it suitable for most standard controller I/O

or the blower running continuously

York S1-025-29043-000 Hot Surface Ignitor 25-inch diameter and a 1The York S1 025 29043 000 Hot Surface Ignitor is a high performance 120V heating element engineered specifically for residential gas fired furnaces under the York, Luxaire, and Coleman brands. Constructed from premium silicon nitride, this direct replacement ignitor offers superior thermal shock resistance and physical durability compared to legacy silicon carbide components. In a standard furnace sequence of operation, this HSI reaches ignition