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This OEM hot surface ignition assembly fits the ICP WPG4244060LKB1 packaged gas-electric unit and covers both the ignition control board (part #1186861) and the hot surface ignitor (part #1177663). On a heat call, the control board sequences the inducer and then energizes the hot surface igniter, which glows red-hot to light the gas at the burners. The board monitors flame and safety inputs and shuts down the gas valve if ignition fails. A cracked or worn igniter is the single most common cause of no-heat complaints — the brittle silicon-carbide or nitride element fails open and the furnace locks out.
| Spec | Value |
|---|---|
| Part Numbers | 1186861 (Control Board Igniter), 1177663 (Ignitor) |
| Type | Hot Surface Igniter w/ Ignition Control |
| Brand | ICP |
| Igniter Voltage | 120V |
| Function | Furnace gas ignition & flame supervision |
Factory replacement for the ICP / Tempstar / Heil WPG4244060LKB1 packaged unit's ignition system. Compatible with related ICP-family gas-electric package units using the same hot surface ignition control — verify against your unit's wiring diagram and parts list before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.