Robertshaw 41-409 Hot Surface Ignitor Optimized Airflow: Precision-molded vents ensure

Optimized Airflow: Precision-molded vents ensure the thermostat bimetal or thermistor accurately senses ambient room temperature

protecting the burner assembly and improving energy efficiency

and solid debris

With an operating temperature range of -40

ensure the excess lead is coiled away from direct heat sources to prevent thermal degradation of the copper sheath

Robertshaw 41-409 Hot Surface Ignitor Optimized Airflow: Precision-molded vents ensureThe Robertshaw 41 409 Hot Surface Ignitor is a high performance silicon carbide ignitor engineered for demanding HVACR applications. Constructed from high purity recrystallized silicon carbide (Crystar), this 120V AC furnace ignitor maintains exceptional thermal strength and stable electrical resistance over extensive 15, 17, and 45 second ignition cycles. This 271M series component is designed for precise compatibility with residential and commercial