Furnace Igniter Ignitor for Nordyne Intertherm Miller 632-363 632363 903758 Nordyne Intertherm Silicon Nitride Furnace Igniter Ignitor 903758 632363 632-363 This is a BRAND NEW Universal Upgraded Gas Furnace HSI (Hot Surface Ignitor) made in the USA. This is a Silicon Nitride ignitor and with an avergae lifespan of 3-5 times an average ignitor! It comes with a couple of mounting brackets and instructions that allow this ignitor to replace Nordyne/Intertherm/Miller/Maytag/ Gibson/Frigidaire/Tappan part #s 903758 632363 amp; 632-363. Thank you for looking and Good luck! Function: The purpose of an ignitor is to ignite the gas after the gas valve opens up. It most cases, the ignitor turns off after ignition has occurred. This igniter fits specific Nordyne Units, including Frigidaire, Gibson, Intertherm, Maytag and Westinghouse. It is a direct replacement for part number 903758 and an adaptable replacement for 632-363, IG1114, L46-115. It has 9" Wire Leads with bullet type connectors attached. A molex plug, 2 wire nuts, mounting bracket, 2 screws and instructions included. Replaces part numbers: 632363 , 632-363 903758