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Direct Interchangeability: Fully compatible and identical in function to 2286-421
and safety circuit monitoring to ensure efficient airflow
When performing a furnace flame sensor replacement
We recommend replacing the capacitor whenever you install a new motor to ensure optimal performance
Supco SPLT3400 Hot Surface Ignitor 320734-701 Direct Interchangeability: Fully compatible andThe Supco SPLT3400 Hot Surface Ignitor is a high performance silicon nitride heating element designed to provide reliable ignition in forced air furnaces and boilers. This supco hot surface ignitor serves as a high integrity furnace ignition replacement, specifically engineered as the DS007KJ direct replacement. Unlike older silicon carbide components, the silicon nitride construction of the SPLT3400 offers superior physical durability and resistance