Crown Engineering CA436 Flame Rod R-410A always verify the specific refrigerant

always verify the specific refrigerant and oil type listed on the heat pump data plate before installation

robust construction allows for a seamless drop-in replacement

Featuring a 3/4" NPT connection and a robust brass body

Integrating a standard ECM design

technicians should verify if additional specialized orifices are necessary based on the BTU input of the equipment

Crown Engineering CA436 Flame Rod R-410A always verify the specific refrigerantThe Crown Engineering CA436 Flame Rod is a critical industrial combustion component designed for high sensitivity flame rectification in commercial boilers and furnaces. As a heavy duty direct replacement for the Auburn FRS 4 12 and Maxon 18291, this unit features a 12 inch rod length and a rugged 1 4 inch NPT mounting for secure installation in high heat environments. Engineered to withstand the thermal stresses of industrial burner cycles, the CA436