Resideo Q4100C9052 Hot Surface Ignitor 321142-301 The 49AB10 is a dedicated

The 49AB10 is a dedicated 1NO (Normally Open) contact configuration

providing feedback to the control board to verify flame presence

this is a Direct Spark Ignition (DSI) control intended for systems where the spark ignites the main burners directly

this sensor features a high-sensitivity flame detection rod that communicates directly with the ignition control module to confirm the presence of a stable pilot or main burner flame

and Payne equipment to ensure proper pin-out and current capacity

Resideo Q4100C9052 Hot Surface Ignitor 321142-301 The 49AB10 is a dedicatedThe Resideo Q4100C9052 Hot Surface Ignitor is a robust 120 Vac silicon carbide furnace igniter designed for consistent ignition in gas fired heating systems. Engineered for use with both natural and LP gas, this direct replacement ignitor features a standard mounting configuration with a rib offset from the left edge, ensuring precise positioning within the burner assembly. With a 392 degree temperature rating and a high durability carbide element, it