CONDITION: New ? open box. Board remains sealed in the antistatic bag. Includes accessories shown (connectors, wire, and manual). Shipped within one day of payment ? DESCRIPTION: ICM2805A replacement furnace control board ? a direct replacement for Nordyne 903106 and 624631 control boards. This board supports a wide range of Nordyne-family furnace modules including G3, G4, G5, G6, M2, and M3 series. It is also compatible with Miller, Gibson, Intertherm, Frigidaire, Philco, and Thermal Zone furnaces, plus Carrier HK42FZ0-xx series systems. Controls key furnace operations including: ? Gas valve ? Inducer draft motor ? Circulating blower ? Hot surface igniter ? Flame sensing, rollout protection, pressure switch monitoring, and limit switches ? Timing, ignition trials, and lockout protection Microprocessor-controlled for improved precision, reliability, and diagnostic visibility. Includes diagnostic LEDs for easy troubleshooting. ? SHIPPING SELLER INFO: Ships fast ? 1-business-day handling. 30-day returns, USA seller. ? SEARCH KEYWORDS: ICM2805A, Nordyne furnace board, 903106, 624631, Miller furnace control, Intertherm board, Frigidaire furnace part, M2 M3 G3 G4 G5 G6 module control board, HK42FZ0 replacement, HVAC control board Location: ST-138388-1