OEM Lennox Burner Replacement Kit — 94K75
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The genuine OEM Lennox 94K75 burner replacement kit restores clean, reliable combustion to your Lennox gas furnace. The burners mix gas and air and hold a stable flame across the heat exchanger, transferring heat to your home's airflow. Over time, burners can corrode, clog with rust and debris, or develop cracked ports that disrupt the flame pattern. This kit is manufactured to exact Lennox specifications for proper flame geometry and heat exchanger compatibility.
Common failure symptoms: Delayed or rough ignition, a yellow or lifting flame instead of a crisp blue one, sooting, rumbling or popping noises during light-off, uneven heating, or repeated flame-sensor lockouts caused by an unstable burner flame.
Why OEM matters: Burner port size, spacing, and orifice alignment are critical to safe, efficient combustion in Lennox furnaces. The OEM 94K75 kit ensures the flame lands correctly on the heat exchanger and the flame sensor reads a strong signal — preventing carbon monoxide risks, cracked heat exchangers, and nuisance shutdowns that mismatched aftermarket burners can cause. Choose the factory-authorized kit for safe operation and preserved warranty coverage.
Shipping Information
- Orders placed before 3PM CST ship same business day
- Standard delivery: 2-5 business days
- Express shipping available at checkout
- Free shipping on orders over $75
- Tracking number emailed upon shipment
Return Policy
- 30-day returns on unused parts in original packaging
- Electrical parts (capacitors, contactors, control boards) are final sale once installed
- Email info@nationalhvacparts.com to initiate a return
- Refunds processed within 5-7 business days