Ensure reliable ignition performance with the Lennox 19W61 (LB-112237A) Hot Surface Ignitor Assembly—a factory-authorized replacement part engineered for Lennox furnaces. Designed for dependable operation, this ignitor uses advanced silicon carbide or silicon nitride material (depending on revision) to deliver consistent high-temperature performance for fast, efficient burner ignition.

The 19W61 assembly includes the ignitor element, mounting bracket, and factory wiring connector for straightforward installation with minimal downtime. This component is crucial for safe and proper furnace start-up, making it ideal for service technicians and homeowners performing OEM-grade maintenance or replacements.

Key Features:

Genuine Lennox OEM part for optimal fit and function

Ensures fast, reliable ignition in gas furnaces

Includes mounting bracket and connector for quick installation

Compatible with select Lennox heating systems

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