It fits SV9401 SV9402 SV9403 SV9500 SV9500M2603 SV9500M2674 SV9500M2682 SV9501 SV9501M2528 SV9502 SV9503 SV9600 SV9600H SV9601 SV9602 AFN643 L43-724 68012 IG9500 MM643KX. REPLACES PART NUMBERS: Q3400A1040 Q3400A1016 Q3400A1008 Q3400A1024 Q3400A1032 Q3400A1027 Q3450A1098 Q3450B2003 Q3450C1805 Q3450C2407 Q3450C3009 Q3450D1001 Q3450D2504 Q3450D2702 Q3450E3004 Q3480B1009 Q3480B1017 42490L095 Q3450 Q3620 Q3480 GPQ3400A 1024 342640-001 PIT0207 PIT00207 42640001 426401 4103200 1009524 1146856 1149856 3UC35 B1401011 B14010-11. The igniters Flame Rod ensures safe, efficient operate by igniting the burners and detecting the flame. It prevents inconsistent heating and systems failure by automatically shutting off if none flame is detected. Built with a Silicon Nitride Component for highly heat resistance, Stainless Steel Bracket for resistance, and fiberglass-sheathed wires for stable connectivity. Package includes: 1pc igniters Flame Rod Assembly