OEM Lennox Gas Valve — 10K54
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The genuine OEM Lennox 10K54 gas valve controls the flow of natural or LP gas to the burners in your Lennox furnace. Working with the ignition control and safety circuit, it opens on a call for heat and shuts off gas the instant the sequence ends, ensuring safe, metered, and reliable combustion every cycle.
Common failure symptoms: No heat with a healthy igniter, burners that fail to light or light inconsistently, a furnace that locks out on ignition failure, a clicking valve that won't open, or the smell of gas indicating a leaking or stuck valve. Contamination, worn solenoids, and electrical faults are typical causes.
Why OEM matters: The 10K54 is matched to the exact pressure regulation, orifice sizing, and electrical requirements of your Lennox system. Because a gas valve is a safety-critical component, an incorrectly rated aftermarket part can cause improper combustion, delayed ignition, or hazardous leaks. The factory valve guarantees correct calibration, safe operation, and warranty compliance.
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