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This OEM integrated furnace control board kit (part 1183618) is the brain of the ICP/Heil/Tempstar RGS090SECB0AAA gas furnace. It manages the ignition sequence, blower and inducer timing, safety lockouts, and diagnostic fault codes. When the board fails — often from a power surge, a blown onboard fuse, scorched relays, or cracked solder joints — the furnace may not ignite, may short-cycle, may run the blower continuously, or may flash a fault LED. This kit ships with the board and mounting hardware needed for a complete swap.
| Spec | Value |
|---|---|
| Part Number | 1183618 (KIT CONTROL BOARD) |
| Type | Integrated Furnace Control Board |
| Brand | ICP / Heil / Tempstar |
| Voltage | 120V primary |
| Application | Gas furnace ignition & blower control |
| Fits Model | RGS090SECB0AAA |
Designed for the ICP/Heil/Tempstar RGS090SECB0AAA 90,000 BTU gas furnace and matching RGS-series units using this control platform. Confirm the original board part number and connector layout against your existing board before ordering.
Ships same day before 3 PM CST. 30-day returns. National HVAC Parts fitment guarantee.