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This genuine OEM hot surface ignition assembly fits the ICP / Tempstar / Heil WPG4304060RKA1 gas furnace and covers the igniter (part number 1177663) and the igniter control board (part number 1186861). A hot surface igniter is a small ceramic element that glows red-hot when energized, lighting the gas at the burners during each heat call. The control board manages the ignition sequence — timing the igniter warm-up, opening the gas valve, and confirming flame. Igniters are fragile and degrade over thousands of heating cycles; the brittle element eventually cracks or burns out, and the furnace can no longer light. This is the single most common reason a gas furnace fails to produce heat. Replacing a worn igniter restores reliable, fast ignition on every cycle.
| Spec | Value |
|---|---|
| OEM Part Numbers | 1177663 (Igniter), 1186861 (Igniter Control Board) |
| Type | Hot Surface Igniter |
| Application | Gas Furnace Ignition |
| Brand | ICP / Tempstar / Heil |
| Fitment | OEM Direct Replacement |
Designed as a direct-fit replacement for the ICP WPG4304060RKA1 and the Tempstar, Heil, and Comfortmaker furnaces sharing this ignition system. Verify your existing igniter and board part numbers before ordering.
Ships same day on orders placed before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.