Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.
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This genuine OEM Carrier hot surface igniter is the heart of the ignition sequence for furnace model LC350LC400466, heating to a precise glowing temperature to ignite the gas burners on each call for heat. Over time igniters crack, weaken, or fail completely—the most frequent reason a furnace blows cold air or won't light at all. This factory-spec replacement delivers the exact resistance and rapid heat-up the control board expects, eliminating no-heat conditions and nuisance lockouts. The fragile silicon nitride element is matched to your unit's burner geometry for proper flame ignition and clean, efficient combustion. Installation is an easy, beginner-friendly repair taking about 15 minutes: shut off power and gas, unplug the old igniter, remove one or two mounting screws, and seat the new part—handle only by the ceramic base, never the element. A simple swap that restores dependable heat and saves an expensive technician visit. In stock now and shipping same-day on orders placed before 3PM CST.
This part is compatible with Carrier model LC350LC400466.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.