What are the specs for this Compressor?

The correct replacement for Lennox model OEM Lennox Scroll Compressor 54,300 BTUH 460V R-410A — 18W54 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 Scroll Compressor 54,300 BTUH 460V R-410A — 18W54.

What symptoms indicate I need a new compressor?

Common symptoms that indicate you need a new compressor 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 Scroll Compressor 54,300 BTUH 460V R-410A — 18W54

Name: OEM Lennox Scroll Compressor 54,300 BTUH 460V R-410A — 18W54
Brand: Lennox
SKU: LNX-18W54
Price: 389.95 USD
Availability: InStock

SKU: LNX-18W54 Brand: Lennox

$389.95 $529.95

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The Lennox 18W54 is a genuine OEM Copeland ZP54K5E-TFD-830 scroll compressor rated at 54,300 BTUH, 460V, R-410A, 3-phase. As the heart of your Lennox condensing unit, the compressor circulates refrigerant through the system, compressing the low-pressure vapor so heat can be rejected outdoors. It is engineered as a direct factory replacement for compatible Lennox air conditioners and heat pumps.

Common failure symptoms: a system that runs but won't cool, a compressor that hums or clicks but fails to start, tripped breakers on startup, loud grinding or knocking noises, or a unit that trips on high head pressure. A failed compressor is often accompanied by an open internal overload or a grounded/shorted motor winding.

Why OEM matters: the 18W54 is built to Lennox's exact displacement, voltage, and refrigerant specifications, ensuring correct oil charge, capacity match, and electrical draw. Aftermarket substitutes can void warranty coverage and cause capacity or efficiency mismatches. Choosing the genuine OEM part protects your Lennox equipment and delivers rated performance and service life.

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 Scroll Compressor 54,...

$389.95

Frequently Asked Questions

Does this Compressor fit my Lennox OEM Lennox Scroll Compressor 54,300 BTUH 460V R-410A — 18W54?

Yes. This is the factory-specified OEM compressor for the Lennox OEM Lennox Scroll Compressor 54,300 BTUH 460V R-410A — 18W54. 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 compressor on my Lennox OEM Lennox Scroll Compressor 54,300 BTUH 460V R-410A — 18W54?

Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.

What symptoms mean I need a new compressor?

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

Is this compressor 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 compressor?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

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 Scroll Compressor 54,300 BTUH 460V R-410A — 18W54

Shipping Information

Return Policy

Frequently Asked Questions