This is a BRAND NEW Upgaded Intertherm/Nordyne/Miller Furnace Ignitor. Simply unplug yours and plug this one in. This Ignitor is the new upgraded version of the old spiral Ignitor. Replaces all the old part #s below. Thank you for looking!
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.