Heat pump condensing unit

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Trane Heat pump condensing unit 5TWX5018A1

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Trane Trane AHRI Outdoor - Choice 15 R-454B heat pump Heat pump condensing unit Repair, maintenance, and replacement planning

Technical Specifications

Product Specs

AHRI unit role: Outdoor
AHRI model/pattern: 5TWX5018A1
AHRI records represented: 6
AHRI equipment type: HP - Split System
AHRI refrigerant: R-454B
Verified catalog model: 5TWX5018A1
Verified product family: Choice 15 R-454B heat pump
Verified catalog brand: Trane
Verified model family: 5TWX5
AHRI model/pattern: 5TWX5018A1
Nominal capacity: 1.5 ton
Nominal cooling capacity: 18,000 BTU
Cooling efficiency family: up to 15 SEER2
Refrigerant: R-454B
Configuration: R-454B compliant outdoor heat pump
Dimensions listed in official model table: 32.8 in. H x 32.6 in. W x 29.8 in. D
Official product page: https://www.trane.com/residential/en/products/heat-pumps/choice-15/

Useful troubleshooting details

Confirm the installed model and serial number, matched indoor or outdoor equipment, voltage, refrigerant, controls, and AHRI certificate before service or replacement planning.
Use the linked AHRI certificates to verify matched-system combinations, rebate conversations, and equipment eligibility before quoting replacement work.
Collect photos of the nameplate, equipment access, recent fault history, and comfort symptoms before dispatch or proposal planning.

Troubleshooting

Troubleshooting and error codes

View error codes

Service planning

How GreenFlow handles 5TWX5018A1 requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

Additional Services

Heat Pump Installation

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Our Happy Customers

Jack B.

Andrey always does a great job.

Sharad W.

Green Flow and the people who work there are terrific. Vlad and Andre are excellent. Andre was very helpful. He was punctual, respectful, efficient and knowledgeable. He did not try to sell me something I didn’t need ( as others have done before). I was charged $99 which...

Neal V.

In an industry that often fraught with contractors taking advantage of homeowners, Andrey was honest with his assessment and willing to install a product acquired elsewhere (most want that margin themselves), patiently answered my questions (I’m an engineer so like to understand what’s happening), and proactively offered practical...

Melissa S.

The repair person came quickly and was super efficient and polite, and showed me what to do next time. He gave my dog a quick pay and was off again.