Description Description Replaces:Repair Difficulty LevelPartial list of Model numbers that use this part:Use Ctrl+F and enter your model number for a quick search. View AllClose
Add to Cart Quick view 97L20, 97L2001 - OEM Lennox Ducane Armstrong Control Circuit Board $439.95 Replaces: $439.95 Add to Cart Quick view
Add to Cart Quick view 78L27, 78L2701 - OEM Lennox Ducane Armstrong Control Circuit Board $439.95 Replaces: $439.95 Add to Cart Quick view
Add to Cart Quick view 56L83 - OEM Lennox Ducane Armstrong Control Circuit Board $300.95 Replaces: $300.95 Add to Cart Quick view
Add to Cart Quick view 404302 - OEM Lennox Ducane Armstrong Control Circuit Board $136.95 Replaces: $136.95 Add to Cart Quick view