frequent tripping usually indicates restricted airflow due to a dirty filter

Precision dimensions allow for accurate seating and consistent bolt loading during installation

making it an ideal choice for powering sensitive sensors

System Protection: Prevents oil-related buildup in pumps and evaporative systems

and Comfortmaker furnaces

Robertshaw 41-403 Hot Surface Ignitor frequent tripping usually indicates restrictedThe Robertshaw 41 403 Hot Surface Ignitor (271M) is a heavy duty silicon carbide igniter designed for consistent ignition in 120V AC heating systems. As a veteran grade furnace replacement part, this unit features high purity recrystallized silicon carbide construction (Crystar), providing the structural integrity needed for demanding cycles in boilers, rooftop units, and infrared burners. It serves as the direct Robertshaw 41 403 cross reference for