Supco IG402K Hot Surface Ignitor Kit, Silicon Carbide Universal HSI

The Supco IG402K is a universal hot surface ignitor (HSI) kit designed for gas furnaces, water heaters, and other gas-fired appliances. This silicon carbide ignitor provides reliable ignition performance as a replacement for worn or failed original equipment ignitors.

Key Features:

• Silicon carbide construction for durability and long service life
• Universal design fits multiple furnace and appliance brands
• Kit includes mounting hardware and ceramic wire connectors for easy installation
• Replaces many OEM ignitor part numbers across various manufacturers
• Operates at standard voltage for residential HVAC applications

Hot surface ignitors work by heating to a high temperature when energized, igniting the gas flowing to the burner. When your furnace or appliance fails to ignite, produces intermittent heat, or shows visible cracks in the ignitor element, replacement is typically required. The IG402K provides a cost-effective universal solution compatible with numerous heating systems.