Control Circuit Boards

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) Thanks for looking and good luck!Function:The control board is the "brain" of your unit,...

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) Thanks for looking and good luck!Function:The control board is the "brain" of your unit,...

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!Function:The control board is the "brain" of your unit, coordinating and executing the operation of other...

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!Function:The control board is the "brain" of your unit, coordinating and executing the operation of other...

This is a BRAND NEW Lennox/Armstrong/Ducane Furnace Control Circuit Board. The Part # is 52M46 (also 52M4601). Thanks for looking and good luck!Function:The control board is the "brain" of your unit, coordinating and executing the operation of other...

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Lennox/Armstrong/Ducane Part # is 85W79. Thanks for looking and good luck!   Function: The control board is the "brain" of your unit, coordinating and...

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Part # is 85W79 (also 85W7901). Thanks for looking and good luck!   Function: The control board is the "brain" of your unit, coordinating and executing the...

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Lennox/Armstrong/Ducane Part # is 85W79 (also 10321702 & 103217-02). Thanks for looking and good luck!   Function: The control board is the "brain" of...

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Lennox/Armstrong/Ducane Part # is 85W79. Thanks for looking and good luck!   Function: The control board is the "brain" of your unit, coordinating and...

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Part # is 85W79 (also 85W7901). Thanks for looking and good luck!   Function: The control board is the "brain" of your unit, coordinating and executing the...

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Furnace Ignition Control Circuit Board. The Part # is 23L53 (also 065312200). The Honeywell part # is 1097-504-I. Thanks for looking and good luck!Function:The control board is the "brain" of your unit,...

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Lennox/Armstrong/Ducane Part # is 85W79. Thanks for looking and good luck!   Function: The control board is the "brain" of your unit, coordinating and...