Control Circuit Boards

This is a BRAND NEW Lennox/Armstrong/Ducane Defrost Control Circuit Board. It replaces the old part numbers listed below.

This is a BRAND NEW Lennox/Armstrong/Ducane Defrost Control Circuit Board. It replaces the old part numbers listed below.

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 OEM ClimateMaster/Carrier Geothermal/Water Source Furnace Heat Pump Control Circuit Board.

This is a brand NEW ClimaTek Air Handler Control Board. It replaces the First Company part numbers listed below and is used in model prefixes HB / MB / UCQ among

This is a brand NEW ClimaTek Air Handler Control Board. It replaces the First Company part numbers listed below and is used in model prefixes HB / MB / UCQ among

This is a brand NEW OEM Upgraded Reznor Ignition Module Control Board. It replaces the old part numbers listed below.

This is a brand NEW OEM Upgraded Reznor Ignition Module Control Board. It replaces the old part numbers listed below.

This is a brand NEW OEM Upgraded Reznor Ignition Module Control Board. It replaces the old part numbers listed below.

This is a brand NEW OEM Upgraded Reznor Ignition Module Control Board. It replaces the old part numbers listed below.

This is a brand NEW OEM Upgraded Reznor Ignition Module Control Board. It replaces the old part numbers listed below.

This is a BRAND NEW OEM Lennox/Armstrong Furnace Fan Control Circuit Board. The Lennox/Armstrong/Ducane Part # is 85W79 (also 85W7901). Honeywell # is 1095