Control Circuit Boards

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Furnace Ignition Control Circuit Board. The Part # is 21W14 (also 21W1401). The Honeywell part # is 1097-610-I. T

This is a BRAND NEW Lennox/Armstrong/Ducane Defrost Control Circuit Board. The Part # is 84W88 (also 84W8801). Honeywell part # is 1084-851 (also 1084-83-8513A)

This is a BRAND NEW Lennox/Armstrong/Ducane Heat Pump Defrost Control Circuit Board. It is designed to replace part #s 10M89 & 10M8901. Thanks for looking

This is a BRAND NEW Lennox/Armstrong/Ducane Heat Pump Defrost Control Circuit Board. It is designed to replace part #s 46M82 & 46M8201. Thanks for looking

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Heat Pump Defrost Control Circuit Board. It is designed to replace part #s 56M85 & 56M8501. Thanks for loo

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Furnace Ignition Control Circuit Board. The Part # is 21W14 (also 101029-01). The Honeywell part # is 1097-610-I.

This is a BRAND NEW OEM Lennox/Armstrong Furnace Furnace Control Circuit Board. The Part # is 94W83. Honeywell # is 1012-977A. Thanks for looking and good luck!<

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Lennox/Armstrong/Ducane Part # is 17W82 (also LB-91097C & 1173-1). Thanks

This is a BRAND NEW Lennox/Armstrong/Ducane Furnace Control Circuit Board. The Part # is 80M0001 (also 100925-03). Thanks for looking and good luck!

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Furnace Fan Control Circuit Board. The Part # is 39M84 (also 39M8401). The Honeywell part # is ST9103A 1069. Than

This is a BRAND NEW Intertherm/Nordyne/Miller/Maytag/Tappan/Fridigaire Furnace Control Circuit Board. Part # is 624735 (Honeywell part # is 1139-800 & 1139-83-80

This is a BRAND NEW Intertherm/Nordyne/Miller/Maytag/Tappan/Fridigaire Furnace Control Circuit Board. Part # is 624736 (Honeywell part # is 1139-810 & 1139-83-81