Heat pump condensing unit

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Maratherm Heat pump condensing unit N5H8T24*K*AAA*

Maratherm Maratherm AHRI Outdoor - Performance 18 Two-Stage Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
Maratherm N5H8T24*K*AAA* product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: N5H8T24*K*AAA*
  • AHRI records represented: 264
  • AHRI equipment type: HP - Split System
  • AHRI refrigerant: R-454B
  • Verified catalog model: N5H8T24*K*AAA*
  • Verified product family: Performance 18 Two-Stage Heat Pump
  • Verified catalog brand: Maratherm
  • Verified ENERGY STAR dataset: ENERGY STAR Certified Heat Pumps
  • Manufacturer: Carrier Corporation
  • ENERGY STAR outdoor brand: MARATHERM
  • ENERGY STAR model name: 2-STAGE 18 SEER HP
  • ENERGY STAR outdoor model: N5H8T24*K*AAA*
  • ENERGY STAR indoor model: FTMA5X24L0B*
  • ENERGY STAR furnace model:
  • Matched-system SEER2: 17.50
  • Matched-system EER2: 13.00
  • Matched-system HSPF2: 8.10
  • Matched-system cooling capacity: 23200 BTU/h
  • Heating capacity at 47F: 24800 BTU/h
  • Heating capacity at 17F: 14600 BTU/h
  • Refrigerant: R-454B (GWP:470 | Lower GWP)
  • ENERGY STAR source dataset: https://data.energystar.gov/d/83eb-xbyy
  • Carrier-family product page: https://www.airquestcomfort.com/en/us/products/heat-pumps/performance-two-stage-heat-pump-n5h8t
  • Carrier-family model family: N5H8T
  • Nominal capacity: 2 ton
  • Compressor: two-stage scroll
  • Sound level: as low as 69 dBA

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.

Certification match

AHRI certificates

View All
ENERGY STAR certified HP - Split System

AHRI 215560674

AHRI 215560674 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit FTMA5X24L0B*.

ENERGY STAR certified HP - Split System

AHRI 215614035

AHRI 215614035 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVM5X31M17A*.

ENERGY STAR certified HP - Split System

AHRI 215614356

AHRI 215614356 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVM5X32M17A*.

ENERGY STAR certified HP - Split System

AHRI 215614425

AHRI 215614425 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVM5X32M17A*.

ENERGY STAR certified HP - Split System

AHRI 215614729

AHRI 215614729 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVM5X32M17A*.

ENERGY STAR certified HP - Split System

AHRI 215614877

AHRI 215614877 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVM5X32M17A*.

ENERGY STAR certified HP - Split System

AHRI 215616562

AHRI 215616562 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVD5X31M17A*.

ENERGY STAR certified HP - Split System

AHRI 215617974

AHRI 215617974 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVD5X37M21A*.

ENERGY STAR certified HP - Split System

AHRI 215618032

AHRI 215618032 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVD5X37M21A*.

ENERGY STAR certified HP - Split System

AHRI 215618218

AHRI 215618218 identifies a Mass Save qualified HP - Split System from MARATHERM with outdoor unit N5H8T24*K*AAA* and indoor unit EVD5X37M21A*.

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Service planning

How GreenFlow handles N5H8T24*K*AAA* 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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