Robertshaw 41-403 Hot Surface Ignitor this high-performance component is the

this high-performance component is the administrative direct replacement for CTR1138

The calls from the thermostats remain active

Its corrosion-resistant finish is built to withstand the acidic condensate often found in high-efficiency venting environments

" ensuring your system reaches optimal discharge temperatures before the fan engages

making it a staple for refrigerant line sets and potable water systems

Robertshaw 41-403 Hot Surface Ignitor this high-performance component is theThe 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