BBAYYAO ICM282A Furnace Control Board – Direct Replacement for Carrier HK42FZ Series & 325878-751

Premium aftermarket control with a direct fit

When your furnace stalls, a reliable control board matters. The BBAYYAO ICM282A is engineered as a premium aftermarket module that serves as a direct, plug-and-play replacement for Carrier HK42FZ series boards and the 325878-751 family. It mirrors essential functions and delivers solid performance without the OEM price tag, helping you restore warmth and comfort efficiently.

Why choose the BBAYYAO ICM282A?

This board is designed for seamless compatibility with a broad range of Carrier models, ensuring you can replace aging or faulty boards with a single, reliable component. It controls the gas valve, igniter, blower motor, and inducer motor with precision, so your furnace can respond to standard thermostat signals and return to operation more quickly.

• Perfect fit & compatibility: Directly replaces HK42FZ004, HK42FZ007, HK42FZ008, HK42FZ009, HK42FZ011, HK42FZ013, HK42FZ016, HK42FZ034, and the 325878-751 series.
• Safety & diagnostics: Microprocessor-based design with 100% gas shutoff on ignition failure, reverse polarity protection, and secondary voltage protection. Built-in diagnostic LEDs simplify troubleshooting.
• Reliability & testing: High-quality components and rigorous factory testing ensure stable, long-lasting performance in demanding furnace environments.
• Cost efficiency: Achieve OEM-like functionality at a fraction of the typical replacement part cost, helping extend system life while managing budgets.

Technical snapshot

• Line Voltage: 98–132 VAC, 60 Hz
• Ignitor Output: 5 A at 120 VAC
• Cool Blower: 30 A, 2 HP, 240 VAC
• Heat Blower: 5 A, 1/2 HP, 240 VAC
• Inducer Motor: 4 A, FLA-8.0 LRA at 120 VAC
• Gas Valve: 1.5 A at 30 VAC

Real-life use and benefits

Imagine a chilly morning turning warm again after a quick board swap. The BBAYYAO ICM282A is designed to slot into your furnace with minimal drama, maintaining core controls like the gas valve, igniter, and blower operations. With diagnostic LEDs on board, you can quickly gauge system status and pinpoint next steps without lengthy service calls. While not an OEM part, its build quality aims to deliver dependable operation over time, even in tougher furnace environments.

Installation is straightforward for many DIYers who are comfortable with wiring changes and safety practices. To help ensure a smooth process, we recommend documenting wiring from the original board before removal and consulting our support team if you encounter questions during setup. The result can be a faster return to reliable heating and a calmer home during cold spells.

Warranty & support

BBAYYAO backs this control board with enhanced warranty coverage and responsive US-based support. If you need assistance during installation or operation, our team is ready to help you resolve issues promptly. Note that this is a compatible replacement and not manufactured by Carrier Corporation.