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This OEM control board kit (part 1183618) is the integrated furnace control (IFC) for the ICP / Tempstar / Heil RGS102SFBA0AAA packaged gas/electric unit. The board is the brain of the heating system: it manages the ignition sequence, sequences the inducer and blower motors, monitors the pressure switch and flame sensor, and runs safety lockouts and self-diagnostics. As a kit, it ships with the mounting hardware and connectors needed for a complete swap. Control boards fail from power surges, heat stress, cracked solder joints, blown onboard fuses, and corroded relays. Symptoms include no response on a heat or fan call, blinking diagnostic LED fault codes, the inducer or blower running continuously or not at all, and intermittent lockouts that clear after a power cycle.
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Type | Integrated Furnace Control Board Kit |
| Brand | ICP (Tempstar / Heil) |
| Functions | Ignition, blower/inducer timing, safety lockout, diagnostics |
| Includes | Board plus mounting/connector hardware |
| Fitment | OEM Replacement |
Designed for the ICP / Tempstar / Heil RGS102SFBA0AAA packaged unit and related ICP-family models specifying control kit 1183618. Match the board layout and connector plugs to your original before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.