Supco SPLT3400 Hot Surface Ignitor 320788-704 Reliable Ignition: Optimizes spark generation

Reliable Ignition: Optimizes spark generation for uniform combustion and prevents control module lockouts caused by signal loss

Enhanced Safety: Continuous flame monitoring and automatic safety shutdown protocols protect the heat exchanger and dwelling

When should I use the ASCO 300-056 Rebuild Kit

What causes these gaskets to fail prematurely

Supco SPLT3400 Hot Surface Ignitor 320788-704 Reliable Ignition: Optimizes spark generationThe 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