ICM282A Furnace Control Board – Carrier HK42FZ Series Replacement

ICM Controls ICM282A Replacement Furnace Control Board – Compatible with Carrier HK42FZ Series

Upgrade or restore your home's heating system with the ICM Controls ICM282A Replacement Furnace Control Board — a direct, drop-in replacement for Carrier HK42FZ series control boards. Engineered for reliable performance and straightforward installation, this module gives you full-featured furnace management without any complicated modifications.

Made in Mainland China.

Key Features

• Comprehensive System Control: Manages the gas valve, ignitor, blower motor, inducer, humidifier, and air cleaner in a single integrated module — ensuring smooth, efficient furnace operation.
• Counterflow & Downflow Compatible: Advanced software integration supports both counterflow and downflow furnace installations, so this board works regardless of how your system is configured.
• 100% Gas Shutoff Safety: Automatically cuts off gas supply in the event of ignition failure, providing an important layer of protection for your household.
• Twinning Capability: Pairs with a second ICM282A control board to twin heating systems, boosting redundancy and efficiency for larger or multi-unit setups.
• Thermostat Compatibility: Works seamlessly with standard 24 VAC thermostats for easy integration with your existing setup.
• Brownout & Reverse Polarity Protection: Secondary voltage protection and reverse polarity safeguards help extend the life of your furnace components.
• Built-in Diagnostic LEDs: Onboard indicator lights provide instant visual feedback on system status, making troubleshooting quick and straightforward.

Direct Replacement For These Carrier Models

• HK42FZ004
• HK42FZ007
• HK42FZ008
• HK42FZ009
• HK42FZ011
• HK42FZ013
• HK42FZ016
• HK42FZ034

Specifications

• Compatible Part Numbers: ICM282A, ICM2804, HK42FZ Series
• Material: Durable plastic housing
• Thermostat Input: 24 VAC standard
• Color: As shown

Package Contents

• 1 × ICM282A Furnace Control Board Module

Note: Due to lighting conditions and screen calibration differences, product color may vary slightly from images. Measurement tolerance is ±1–3 cm.

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Frequently Asked Questions

Q: Which Carrier furnace control boards does the ICM282A directly replace?

A: The ICM Controls ICM282A is a direct replacement for Carrier HK42FZ series control boards, including models HK42FZ004, HK42FZ007, HK42FZ008, HK42FZ009, HK42FZ011, HK42FZ013, HK42FZ016, and HK42FZ034. No modifications are required for installation.

Q: Is the ICM282A compatible with standard thermostats?

A: Yes. The ICM282A furnace control board is compatible with standard 24 VAC thermostats, making it easy to integrate with most existing residential thermostat systems.

Q: What safety features does this furnace control board include?

A: This control board features 100% gas shutoff in the event of ignition failure, secondary brownout voltage protection, and reverse polarity protection — all designed to help keep your heating system operating safely and reliably.

Q: Can I use two ICM282A boards together?

A: Yes. The ICM282A supports twinning — two ICM282A boards can be paired together to increase system redundancy and heating efficiency, ideal for larger homes or dual-unit setups.

Q: How do the diagnostic LEDs help with furnace maintenance?

A: The onboard diagnostic LEDs provide real-time visual status indicators, allowing technicians and homeowners to quickly identify system faults and reduce troubleshooting time and service costs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.