OEM Lennox Burner Box Top Panel — 61M27
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The genuine OEM Lennox 61M27 (factory reference LB-100667E) is the top panel of the burner box assembly used in Lennox gas furnaces. This component forms the upper enclosure of the combustion chamber, helping to contain the burner flames, direct combustion airflow correctly, and shield surrounding furnace components from heat. Proper containment of the burner area is essential for safe, efficient, and quiet furnace operation.
Common failure symptoms: A damaged, warped, or corroded burner box top can lead to inconsistent flame patterns, unusual combustion noise, improper draft, soot buildup, or nuisance safety lockouts. Heat cycling over years of service can cause the metal to distort or the finish to break down, compromising the seal of the combustion enclosure.
Why OEM matters: Lennox engineers this panel to exact tolerances so it fits precisely with the rest of the burner box, gasketing, and heat exchanger. Using the OEM 61M27 protects the calibrated combustion geometry that Lennox designed, preserving safety certifications and rated efficiency. Aftermarket substitutes risk poor fit, leaks, and premature failure. Choose the genuine Lennox part for a reliable, factory-correct repair.
Shipping Information
- Orders placed before 3PM CST ship same business day
- Standard delivery: 2-5 business days
- Express shipping available at checkout
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Return Policy
- 30-day returns on unused parts in original packaging
- Electrical parts (capacitors, contactors, control boards) are final sale once installed
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