Robertshaw 41-406 Furnace Hot Surface Igniter

Robertshaw 41-406 Furnace Hot Surface Igniter is a premium replacement part designed for fast, reliable ignition across multiple heating applications. This Type Hot Surface Igniter is built to perform on furnaces, boilers, rooftop heaters, infrared burners, unit heaters, and water heaters, offering broad compatibility with many makes and models. Ideal as a furnace ignition replacement, it delivers consistent starts and reduces call-backs for service technicians.

Made from recrystallized silicon carbide, this hot surface igniter combines durability with precise heating. It features a base size of 1-7/8 inches and a 10-1/2 inch lead wire, and operates on 120V AC. The ignition process is quick, reaching the required temperature in about 17 seconds, which helps shorten startup times and improve overall system efficiency. A gasket is included to ensure a tight seal and dependable performance during operation.

• Type Hot Surface Igniter
• Base Size 1-7/8 inch
• Lead Wire Length 10-1/2 inch
• Operating Voltage 120V AC
• Ignition Time ~17 seconds
• Material Recrystallized Silicon Carbide
• Includes Gasket