Furnace control boards run the ignition sequence, blower timing, and defrost logic. Flash codes, no inducer start, or a blower that never stops belong here.

Supplying Demand PCBBF112S HVAC Furnace Ignition PCB Replaces AP4366051
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Supplying Demand 47-100436-02 HVAC Control Board
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Supplying Demand S8910U3000F S8910U3000 Universal Hot Surface Ignition HIS Module for 120VAC Igniter
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Supplying Demand 47-102684-204 HVAC Defrost Control Board Kit
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Supplying Demand 62-24268-03 Integrated Furnace Control Board (IFC)
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Supplying Demand PCBBF112S HVAC Furnace Ignition PCB Replaces AP4366051
Fast Shipping · Expedited Available

Supplying Demand 47-100436-02 HVAC Control Board
Fast Shipping · Expedited Available

Supplying Demand S8910U3000F S8910U3000 Universal Hot Surface Ignition HIS Module for 120VAC Igniter
Fast Shipping · Expedited Available

Supplying Demand 47-102684-204 HVAC Defrost Control Board Kit
Fast Shipping · Expedited Available

Supplying Demand 62-24268-03 Integrated Furnace Control Board (IFC)
Fast Shipping