Description
This is a BRAND NEW Lennox/Armstrong/Ducane Furnace HSI (Hot Surface Ignitor). Simply unplug yours and plug this one in! The Lennox/Armstrong/Ducane part # is 41K56 768A-4 and 41K5601. Thanks 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.
Replaces Old Part #s:
41K56 41K5601 768A4
Repair Difficulty Level:
Partial List of Units that Use This Item:
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