Heat pump condensing unit

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Trane Heat pump condensing unit 4TWV8X48A1

Trane Trane AHRI Outdoor - XV18 TruComfort R-410A variable-speed heat pump Heat pump condensing unit Repair, maintenance, and replacement planning
Trane 4TWV8X48A1 product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: 4TWV8X48A1
  • AHRI records represented: 207
  • AHRI equipment type: HP - Split System
  • AHRI refrigerant: R-410A
  • Verified catalog model: 4TWV8X48A1
  • Verified product family: XV18 TruComfort R-410A variable-speed heat pump
  • Verified catalog brand: Trane
  • Verified model family: 4TWV8X
  • AHRI model/pattern: 4TWV8X48A1
  • Nominal capacity: 4 ton
  • Nominal cooling capacity: 48,000 BTU
  • Cooling efficiency family: up to 18 SEER2
  • Heating efficiency family: up to 10 HSPF2
  • Refrigerant: R-410A
  • Configuration: legacy TruComfort variable-speed outdoor heat pump
  • Dimensions listed in official model table: 41 in. H x 34 in. W x 37 in. D
  • Official product page: https://www.trane.com/residential/en/products/heat-pumps/premier-18/

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

Certification match

AHRI certificates

View All
ENERGY STAR certified HP - Split System

AHRI 207526270

AHRI 207526270 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4PX*CU60BS3.

ENERGY STAR certified HP - Split System

AHRI 207526273

AHRI 207526273 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4PX*DU60BS3.

ENERGY STAR certified HP - Split System

AHRI 207526274

AHRI 207526274 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4PX*DU60BS3.

ENERGY STAR certified HP - Split System

AHRI 207526295

AHRI 207526295 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4TXCC009DS3.

ENERGY STAR certified HP - Split System

AHRI 207526300

AHRI 207526300 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4TXCD010DS3.

ENERGY STAR certified HP - Split System

AHRI 207526303

AHRI 207526303 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4TXCD010DS3.

ENERGY STAR certified HP - Split System

AHRI 207526358

AHRI 207526358 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit TEM8A0C48V41+TDR.

ENERGY STAR certified HP - Split System

AHRI 207526480

AHRI 207526480 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4PX*CD60BS3.

ENERGY STAR certified HP - Split System

AHRI 207526483

AHRI 207526483 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4PX*CU60BS3.

ENERGY STAR certified HP - Split System

AHRI 207526487

AHRI 207526487 identifies a Mass Save qualified HP - Split System from Trane with outdoor unit 4TWV8X48A1 and indoor unit 4PX*DU60BS3.

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Service planning

How GreenFlow handles 4TWV8X48A1 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.

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