Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.
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This OEM Carrier hot surface igniter is the genuine replacement for the LC350TM400572 furnace, delivering the consistent, high-temperature ignition needed to light your burners on every heating cycle. A cracked or burned-out igniter is one of the most common causes of furnace no-heat failures, leaving you with cold air and a non-functioning system. This factory-engineered igniter matches the exact resistance, mounting bracket, and connector of your original, ensuring a precise fit and dependable performance. Made with durable silicon nitride for extended service life, it resists the thermal stress that destroys cheaper aftermarket units. Installation is straightforward and usually takes 15-30 minutes with a nut driver; handle the igniter only by its ceramic base to avoid contamination. Always disconnect power before servicing. Replacing with a genuine Carrier part protects your furnace and avoids repeat failures. Orders placed before 3PM CST ship same-day for fast delivery. Count on NationalHVACParts.com for authentic Carrier components and reliable shipping that gets your heat back quickly.
This part is compatible with Carrier model LC350TM400572.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.