ICM Controls ICM2920 Integrated Furnace Control Board

The ICM2920 is a form, fit, and functional replacement for the furnace control boards shown in the cross-reference section of this guide. The ICM2920 is an automated gas ignition control board that monitors the ignition sequence including the inducer, pressure switch, spark ignition, gas valve, flame sense, and circulating blower while maintaining complete safety circuit monitoring including the high limit switch, roll out switch, and auxiliary limit switch circuits.

• Integrated Furnace Control Board: Replaces OEM boards and automates ignition and safety sequencing for gas furnaces.
• Full Ignition Monitoring: Tracks inducer, pressure switch, ignition spark, gas valve operation, and flame sense for reliable start-ups.
• Safety Circuit Protect: Monitors high limits, rollout, and auxiliary limit switches to secure furnace operation.
• Selectable Blower Delay & Troubleshooting LED: Adjustable blower off-delay and onboard LED flash codes assist in system setup and diagnostics.
• Form-Fit Replacement: Compatible with select furnace control models and often used as an ICM2920/PCBAG123 replacement board.