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This OEM hot surface igniter is the direct-fit ignition source for the ICP / Tempstar / Heil RGS120HFAA0AGAA gas furnace. When a heat call is received, the control board energizes the igniter, which glows red-hot to ignite the gas at the burners. This kit includes igniter OEM #1171306 and the matching igniter wiring kit OEM #1188370, so you replace both the heating element and its harness in one job. Hot surface igniters are the single most common failure point in modern gas furnaces — the silicon nitride element becomes brittle with each heating cycle and eventually cracks, leaving you with a furnace that clicks but never lights.
| Spec | Value |
|---|---|
| Part Number | 1171306 (igniter), 1188370 (wiring kit) |
| Type | Hot Surface Igniter |
| Brand | ICP / Tempstar / Heil |
| Fits Model | RGS120HFAA0AGAA |
| Includes | Igniter element + igniter wiring kit |
| Fitment | OEM direct replacement |
Engineered as the factory ignition assembly for the ICP/Tempstar/Heil RGS120HFAA0AGAA furnace and shared across the RGS120 gas furnace family. Because this is an OEM part with the matching wiring harness, fitment, glow time, and amp draw match factory spec exactly — no universal-igniter guesswork.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.