Green Flow Solution logo
Schedule Service

Heat pump condensing unit

Back to AirQuest products

AirQuest Heat pump condensing unit Q5H9V48*K*AAA*

Schedule Service Check Availability
AirQuest AirQuest AHRI Outdoor - QuietComfort 19 Variable-Speed Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
AirQuest Q5H9V48*K*AAA* product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: Q5H9V48*K*AAA*
  • AHRI records represented: 505
  • AHRI equipment type: Central HP
  • AHRI tonnage: 3.875
  • AHRI refrigerant: R-454B
  • Verified catalog model: Q5H9V48*K*AAA*
  • Verified product family: QuietComfort 19 Variable-Speed Heat Pump
  • Verified catalog brand: AirQuest
  • Verified model family: Q5H9V
  • AHRI model/pattern: Q5H9V48*K*AAA*
  • Nominal capacity: 4 ton
  • Nominal cooling capacity: 48,000 BTU nominal cooling capacity
  • Cooling efficiency: up to 19 SEER2
  • Heating efficiency: up to 10 HSPF2
  • Compressor: variable-speed
  • Refrigerant: R-454B
  • Sound level: as low as 57 dBA
  • Capacity range: 2-5 tons within the official family
  • Official product page: https://www.airquestcomfort.com/en/us/products/heat-pumps/quietcomfort-variable-speed-heat-pump-q5h9v

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
Eligible Central HP <5.4 tons

AHRI 217955136

AHRI 217955136 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit FTMA5B48L0C*.
Eligible Central HP <5.4 tons

AHRI 217955138

AHRI 217955138 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit FTMA5B60L0D*.
Eligible Central HP <5.4 tons

AHRI 217955140

AHRI 217955140 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVM5X49M21A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955142

AHRI 217955142 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVM5X60M21A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955144

AHRI 217955144 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVM5X60M24A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955146

AHRI 217955146 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVM5X61M24A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955148

AHRI 217955148 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVD5X48M21A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955150

AHRI 217955150 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVD5X48M24A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955152

AHRI 217955152 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVD5X49M24A*+TDR.
Eligible Central HP <5.4 tons

AHRI 217955154

AHRI 217955154 identifies a Mass Save qualified Central HP <5.4 tons from AIRQUEST with outdoor unit Q5H9V48*K*AAA* and indoor unit EVD5X60M21A*+TDR.
Loading more

Service planning

How GreenFlow handles Q5H9V48*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.

Additional Services

Brands We Service

Popular cities

Service Areas

Our Happy Customers

Ray

Just had a service call because my tankless water heater stopped working with E110 code. Andrey located the root cause real quick and fixed the issue within half an hour, also gave reasonable recommendations for further maintenance.

Jahangir R.

They were very organized to communicate and be on time to come to look at my air condition to fix it.

Michele Z.

Andrey was professional, prompt, smart, thorough and exceedingly pleasant. We are likely switching our current HVAC company to Green Flow.

Jack B.

Andrey always does a great job.

View All