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This genuine OEM hot surface igniter electrode (part number 1179966) fits the ICP / Tempstar / Heil RGS300LEAA0AAAA gas furnace. The igniter glows red-hot on a heat call to light the burner gas. Igniters are brittle and have a finite lifespan — repeated thermal cycling, hairline cracks, silicon contamination from bare-hand contact, or a chipped element all cause ignition failure. When the igniter fails, the furnace produces no heat and frequently locks out after several failed ignition attempts. Installing the correct OEM igniter restores fast, reliable burner ignition.
| Spec | Value |
|---|---|
| Part Number | 1179966 |
| Description | Ignitor Electrode |
| Type | Hot Surface Igniter |
| Brand | ICP / Tempstar / Heil |
| Fits Model | RGS300LEAA0AAAA |
| Fitment | Genuine OEM |
Direct-fit replacement for the ICP / Tempstar / Heil RGS300LEAA0AAAA and other RGS300 family furnaces specifying OEM igniter 1179966. Verify the mounting bracket and connector style match your existing igniter before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.