Robertshaw 41-403 Hot Surface Ignitor The SPNO contacts should show

The SPNO contacts should show continuity once the pressure falls to the calibrated 0

Does this part fit all Goodman furnaces

the internal motor stops during a power loss

" 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 The SPNO contacts should showThe 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