OEM Carrier Furnace Control Board HK42FZ066 for Model PG96VAT42060BCAA

This is the factory OEM integrated furnace control (IFC) board, part number HK42FZ066, designed as the direct replacement for the Carrier PG96VAT42060BCAA 96% AFUE two-stage gas furnace. The control board is the brain of the heating system — it sequences the inducer motor, hot surface igniter, gas valve, blower motor, and all safety circuits in precise order. When it fails, you may experience persistent no-heat lockout codes, erratic ignition sequences, blower running continuously, or a furnace that simply will not respond to thermostat calls. Replacing the control board with a genuine OEM part restores factory-programmed timing and fault diagnostics.

• Part Specs: OEM Part # HK42FZ066 | Integrated Furnace Control (IFC) Board | Factory-matched for Carrier PG96VAT42060BCAA | Compatible with Carrier, Bryant, and Payne furnace platforms sharing this board family
• OEM vs Generic: Genuine OEM boards ship with pre-loaded factory firmware and calibrated timing sequences. Aftermarket boards frequently use generic timing logic that can cause nuisance lockouts, missed ignition windows, or incorrect blower delays — shortening heat exchanger life.
• Install Difficulty: 3/5 — Turn off all power and gas before servicing. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, phone/camera for wiring photos. Label every connector before removal. Reconnect in reverse order and clear fault codes after installation.
• Warranty: 1-year OEM manufacturer warranty. Ships same business day from our warehouse when ordered before 3 PM local time.

Compatibility Note: Verified fit for Carrier model PG96VAT42060BCAA two-stage, 96% AFUE gas furnace. Note: HK42FZ066 has been superseded — the current shipping equivalent is HK42FZ094. Both part numbers are cross-referenced and fulfill this application. Always verify your unit's model and serial data plate before ordering, or contact our fitment team for confirmation. In stock and ready to ship today.