This ignitor kit fits most Goodman, Amana, and Janitrol Furnaces built since 1992 except GSU models. This kit is designed to upgrade from the old flat style ignitor to the new more durable round type. The plug has two male pins inside a square plug housing and also includes an adapter to the plug style that has 2 male pins inside a double "D" shaped prong housing with two side latches. This ignitor kit replaces Goodman Amana Janitrol Part numbers B1401015S, B1401015, B14010-15, B1401018S, B1401018, B14010-18, 0230K00000S, and 20165703S. THIS IGNITOR IS NOT DESIGNED TO WORK ON 80 VOLT SYSTEMS. Please see part # G-11111701 for 80 Volt applications.