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This is a genuine OEM ICP control board kit (part 1183618) for the ICP Tempstar Heil RGS210HSAA0AAAA gas furnace. The integrated furnace control board is the brain of the unit: it manages the ignition sequence, sequences the inducer and blower, monitors safety limits and flame, and communicates with the thermostat. The kit includes the replacement board and required mounting/connector hardware for a direct swap. Control boards fail from power surges, age, corrosion, and heat stress — symptoms include no response to a thermostat call, the furnace locking out, the inducer or blower not staging correctly, or LED diagnostic fault codes. Because the board ties the whole sequence together, a failing board can imitate many other component failures, so confirm the fault code before replacing.
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Type | Integrated Furnace Control Board Kit |
| Brand | ICP / Tempstar / Heil |
| Function | Ignition, blower/inducer timing, safety & flame monitoring |
| Fit | OEM Direct Replacement |
Direct OEM fit for the ICP Tempstar Heil RGS210HSAA0AAAA. The 1183618 control board kit is used across compatible ICP-family gas furnaces — match the part number and connector layout to your existing board before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.