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OEM Lennox Gas Valve — 10A85
Lennox

OEM Lennox Gas Valve — 10A85

SKU: LNX-10A85 Brand: Lennox
$169.95 $229.95

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

The genuine OEM Lennox 10A85 gas valve regulates and safely controls the flow of natural or LP gas to the burners in your Lennox furnace. It responds to the control board and safety circuit to open only when ignition conditions are met, delivering the precise gas pressure your furnace was designed to burn for safe, efficient heating.

Common failure symptoms: A defective gas valve commonly causes no heat, burners that fail to light, a furnace that ignites then shuts down, inconsistent flame, or a clicking valve that never opens. You may also notice error codes indicating a failed ignition sequence or a gas odor, which requires immediate attention.

Why OEM matters: Gas valves are a safety-critical component that must match your furnace's exact pressure rating, connections, and control voltage. A mismatched aftermarket valve can cause improper combustion, incomplete shutoff, or hazardous operation. The OEM Lennox 10A85 is factory-calibrated to your equipment for a safe, code-compliant repair. Installation and gas pressure setup should always be completed by a licensed HVAC professional.

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

Frequently Asked Questions

Does this Gas Valve fit my Lennox OEM Lennox Gas Valve — 10A85?
Yes. This is the factory-specified OEM gas valve for the Lennox OEM Lennox Gas Valve — 10A85. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the gas valve on my Lennox OEM Lennox Gas Valve — 10A85?
Requires licensed HVAC technician. Gas valve work involves gas lines that must meet local building codes. Improper installation risks dangerous gas leaks. Buy the part yourself to save 40–60% on markup, then have your technician install it.
What symptoms mean I need a new gas valve?
Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.
Is this gas valve compatible with Bryant or Payne too?
Many Lennox parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my Lennox gas valve?
Always use OEM. Gas valves must match exact pressure ratings, port configurations, and safety certifications. Non-OEM gas valves can create safety hazards and may violate building codes.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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Mike Rivera
HVAC Parts Specialist — Online