OEM Carrier Furnace Control Board HK42FZ061 for Model PG8MAA048070AGJA

This is the genuine OEM Carrier integrated furnace control (IFC) board, part number HK42FZ061, factory-specified for the Carrier PG8MAA048070AGJA gas furnace. The control board serves as the brain of the heating system — it sequences the inducer motor, hot surface igniter, gas valve, and blower based on thermostat demand while continuously monitoring pressure switches, limit switches, and the flame sensor. When this board fails, common symptoms include a system that won't ignite, a furnace that locks out after one or two heating attempts, erratic or short-cycling behavior, or a blower that runs continuously or not at all. Fault LED codes flashing on the board itself are a strong indicator the IFC has failed.

• Part Number: HK42FZ061 | Board Reference: CEPL131012-20 / CEBD431012 | Factory OEM replacement for Carrier PG8MAA048070AGJA
• OEM vs Generic: This is a genuine Carrier factory-authorized board, built to exact firmware and relay specifications. Aftermarket boards may lack proper fault-code logic or use lower-rated relays, risking repeat failures and potential safety lockout bypass.
• Install Difficulty: 3/5 — Photograph all wiring harness connections before removal. Shut off gas and 120V power at the disconnect. Tools needed: 1/4" nut driver, needle-nose pliers, phone camera. Transfer harnesses one connector at a time. Always restore and test all safety switches after reinstall.
• Warranty: 1-year OEM factory warranty. Ships same business day from our climate-controlled warehouse.

Compatibility: Engineered as the direct OEM replacement for the Carrier PG8MAA048070AGJA gas furnace. Also fits a range of compatible Carrier, Bryant, and Payne models sharing the CEPL131012 board platform — verify your existing part number against your unit's data plate before ordering. Have questions about fitment? Our HVAC parts specialists confirm compatibility before you buy — no guesswork.