Heat pump condensing unit

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Bryant Heat pump condensing unit 37MARAQ18AA3

Bryant Bryant AHRI Outdoor - 37MARA Heat pump condensing unit Repair, maintenance, and replacement planning
Bryant 37MARAQ18AA3 product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: 37MARAQ18AA3
  • AHRI records represented: 9
  • AHRI equipment type: Central HP
  • AHRI tonnage: 1.5
  • AHRI refrigerant: R-454B
  • Verified catalog model: 37MARAQ18AA3
  • Verified product family: 37MARA
  • Verified catalog brand: Carrier, Bryant, Payne
  • Catalog Model: 37MARAQ18AA3
  • Manufacturer Number: 37MARAQ18AA3
  • Catalog SKU: 1604089258241967
  • Catalog Brand: Carrier, Bryant, Payne
  • Product Family: 37MARA
  • Tonnage: 1.5
  • SEER2: 20-23.5
  • Refrigerant: R-454B
  • Approvals: ETL Listed; UL Listed
  • Brand: Carrier, Bryant, Payne
  • CFM: 1,766.8
  • Color: Gray
  • Compressor Type: Rotary
  • Condenser Motor HP: 1/10
  • Condenser Motor RPM: 780
  • Condenser Motor Speeds: 3
  • Condenser Motor Type: ECM (Electronically Commutated Motor)
  • Cooling Capacity: 18,000
  • Cooling Rated Capacity Btu/h: 18000
  • Country Of Origin: CHN
  • Cycle/Hertz: 60 Hz
  • EER: 12.8-16.3
  • EER2: 12.8
  • Energy Star Rated: YES
  • Heating Capacity: 18,000
  • Heating Capacity @ 5 Deg: 12800
  • Height: 26.5
  • Length: 13.46
  • Liquid Line Fitting Type: Flare
  • Liquid Line Size (OD): 1/4"
  • Maximum Overcurrent Protection (MOCP): 20
  • Maximum Piping Height: 65.62
  • Maximum Piping Length: 98.42
  • Number Of HVAC Zones: 1
  • OPT Code: 1P37MARAQ18AA3
  • Phase: Single
  • Prop 65: YES
  • Rated Current Amps (RCA): 1.85
  • Rated Load Amps (RLA): 7.2
  • Refrigerant Charge: 3
  • SEER: 23.5
  • Suction Line Fitting Type: Flare
  • Suction Line Size (OD): 1/2"
  • Tier: Performance
  • UPC: See Optical
  • Voltage: 208-230 VAC
  • Weight: 92.59
  • Width: 35.04

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 215318795

AHRI 215318795 identifies a Mass Save qualified Central HP <5.4 tons from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MBAAQ18XB3.

Eligible Mini/Multi Split

AHRI 215323762

AHRI 215323762 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 615AHAQ18XA3.

Eligible Mini/Multi Split

AHRI 215323888

AHRI 215323888 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MCCAQ18XA3.

Eligible Mini/Multi Split

AHRI 215323889

AHRI 215323889 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MBCAQ18XA3.

Eligible Mini/Multi Split

AHRI 215323890

AHRI 215323890 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MBFAQ16XA3.

Eligible Mini/Multi Split

AHRI 215323891

AHRI 215323891 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MCFAQ18XA3.

Eligible Mini/Multi Split

AHRI 215323892

AHRI 215323892 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MBDAQ18XA3.

Eligible Mini/Multi Split

AHRI 215323893

AHRI 215323893 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit 45MBDAQ18XH3.

Eligible Mini/Multi Split

AHRI 218139571

AHRI 218139571 identifies a Mass Save qualified Mini/Multi Split from BRYANT with outdoor unit 37MARAQ18AA3 and indoor unit D5MAHAQ18XA3.

Service planning

How GreenFlow handles 37MARAQ18AA3 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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