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This OEM hot surface igniter assembly (ICP part number 1175974) is the electronic ignition element that lights the burners on your ICP / Tempstar / Heil WPG3602115RKB1 packaged gas unit. On a heat call, the control board sends line voltage to the igniter, which glows red-hot and ignites the gas as the valve opens. As a wear item that heats and cools on every cycle, the igniter element becomes brittle and eventually cracks. Common failure symptoms are no heat, a furnace that tries to light but fails (no glow), repeated ignition lockouts, or a visibly cracked or chipped igniter. This complete assembly ships with the mounting bracket and harness for a clean, direct replacement.
| Spec | Value |
|---|---|
| Part Number | 1175974 |
| Type | Hot Surface Igniter Assembly |
| Brand | ICP / Tempstar / Heil |
| Includes | Igniter element, bracket, and harness |
| Application | Gas furnace / packaged gas unit ignition |
| Fitment | OEM Replacement |
Direct OEM fit for the ICP / Tempstar / Heil WPG3602115RKB1 packaged gas unit. The 1175974 assembly is also specified across related ICP-family furnaces and packaged units using the same hot surface ignition system. Confirm the bracket shape and connector match your existing igniter before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.