Furnace Igniter SIG1100

Part Code: SIG1100
Replaces: L40-765, AF1100, FC067X
Type: Universal Hot Surface Ignitor (HSI)
Application: Residential gas furnaces

The SIG1100 is a high-performance hot surface ignitor engineered to deliver fast and reliable ignition in residential gas heating systems.

It’s a direct-fit replacement for popular models including L40-765, AF1100, and FC067X, making it a convenient and dependable choice for HVAC professionals.

Built from high-temp ceramic, this ignitor is durable, long-lasting, and easy to install.