What are the specs for this Valve?

The correct replacement for Lennox model OEM Lennox Expansion Valve — 65W58 is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Lennox equipment which lists the model number OEM Lennox Expansion Valve — 65W58.

What symptoms indicate I need a new valve?

Common symptoms that indicate you need a new valve include unusual noises, intermittent operation, complete failure to operate, or visible damage. For specific diagnostic guidance, visit nationalhvacparts.com/pages/hvac-diagnostic.

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Lennox

OEM Lennox Expansion Valve — 65W58

Name: OEM Lennox Expansion Valve — 65W58
Brand: Lennox
SKU: LNX-65W58
Price: 59.95 USD
Availability: InStock

SKU: LNX-65W58 Brand: Lennox

$59.95 $84.95

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The Lennox 65W58 is an original equipment manufacturer expansion valve that controls the flow of refrigerant through the evaporator in Lennox heating and cooling systems. A defective expansion valve can lead to poor cooling performance, compressor overheating, or unusually high or low system pressures. This genuine Lennox OEM part is built to exact factory tolerances, ensuring a reliable, long-lasting repair with no compatibility concerns.

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

OEM Lennox Expansion Valve — 65W58

$59.95

Frequently Asked Questions

Does this Valve fit my Lennox OEM Lennox Expansion Valve — 65W58?

Yes. This is the factory-specified OEM valve for the Lennox OEM Lennox Expansion Valve — 65W58. 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 valve on my Lennox OEM Lennox Expansion Valve — 65W58?

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 valve?

Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.

Is this 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 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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OEM Lennox Expansion Valve — 65W58

Shipping Information

Return Policy

Frequently Asked Questions