Green Flow Solution logo
Schedule Service

Mass Save AHRI details

Carrier 37MUHAQ18AA3

ENERGY STAR Certified · Mass Save Eligible HP - Split System
Virtual Consultation

Mass Save rebate eligible

Mass Save® rebates for this qualified system

Green Flow Solution can help confirm the equipment match, project eligibility, utility requirements, and rebate paperwork before installation or replacement.

Claim your rebates today
Mass Save Heat Pump Leader logo

Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandCarrier
Outdoor unit model37MUHAQ18AA3
Indoor unit modelsFM(C,U)5S30**AL*
Model nameCrossover Heat Pump
Model number37MUHAQ18AA3

Related product models

Outdoor unit model 37MUHAQ18AA3 Carrier model match
37MUHAQ18AA3 product image Carrier 37MUHAQ18AA3 Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
18500
Heating Capacity 47F (BTUH)
22600
Heating Capacity 17F (BTUH)
16100
Heating Capacity 5F (BTUH)
17500
Seer2
15.50
HSPF2 Region IV
9.50
EER2 AFull 95F
11.00
COP at 5F
2.00
Refrigerant Type
R-454B

Eligibility

Rebates and certifications

Mass Save QPL
Yes
ENERGY STAR Certified
Yes
ENERGY STAR Cold Climate Certified
Yes

Explore your options

Similar systems to compare

Scroll horizontally or use the arrow keys to explore.

Same outdoor unit

Carrier

Split-system heat pump

37MUHAQ18AA3 — Carrier AHRI 216644663

AHRI 216644663

Indoor model / pattern
FM(C,U)5Z30**AL*
Cooling · BTU/h
18,500
SEER2
15.50
HSPF2
12.00

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySame outdoor unit, different indoor combination.
  • Lower heating capacity at 47°F: 20,600 BTU/h.
View AHRI
Same brand

Carrier

Split-system heat pump

37MURAQ18AA3 — Carrier AHRI 217969698

AHRI 217969698

Indoor model / pattern
FEVB0024**+NAVA53601CK
Cooling · BTU/h
18,400
SEER2
16.20
HSPF2
8.50

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −0.5%Similar cooling capacity.Lower HSPF2 (Region IV): 8.50 vs. 9.50
  • Lower heating capacity at 47°F: 18,800 BTU/h.
  • Lower heating capacity at 17°F: 12,300 BTU/h.
  • Lower heating capacity at 5°F: 11,000 BTU/h.
View AHRI
Higher SEER2

Bosch

Split-system heat pump

BOHA-24MTB-M18S — Bosch AHRI 218032217

AHRI 218032217

Indoor model / pattern
BIVA-18VCB-M18X
Cooling · BTU/h
18,000
SEER2
17.00
HSPF2
9.25

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −2.7%Similar cooling capacity.Lower HSPF2 (Region IV): 9.25 vs. 9.50
  • Lower heating capacity at 47°F: 18,000 BTU/h.
View AHRI
Higher SEER2

Bosch

Split-system heat pump

BOHA-24RTB-M18S — Bosch AHRI 218032259

AHRI 218032259

Indoor model / pattern
BIVA-18VCB-M18X
Cooling · BTU/h
18,000
SEER2
16.50
HSPF2
8.50

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −2.7%Similar cooling capacity.Lower HSPF2 (Region IV): 8.50 vs. 9.50
  • Lower heating capacity at 47°F: 18,000 BTU/h.
View AHRI
Higher SEER2

Fujitsu

Split-system heat pump

FOP1518TJAZNA — Fujitsu AHRI 212507695

AHRI 212507695

Indoor model / pattern
FHRNVT2417S*ZTNA
Cooling · BTU/h
17,100
SEER2
16.00
HSPF2
8.10

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −7.6%Similar cooling capacity.Lower HSPF2 (Region IV): 8.10 vs. 9.50
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 17,100 BTU/h.
  • Lower heating capacity at 17°F: 11,800 BTU/h.
  • Lower heating capacity at 5°F: 9,200 BTU/h.
View AHRI
Similar cooling capacity

Fujitsu

Split-system heat pump

WP15AZ18AJ2N — Fujitsu AHRI 211641682

AHRI 211641682

Indoor model / pattern
FHRNTT2417S*ZTNA
Cooling · BTU/h
17,100
SEER2
15.20
HSPF2
7.80

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −7.6%Similar cooling capacity.Lower HSPF2 (Region IV): 7.80 vs. 9.50
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 17,100 BTU/h.
  • Lower heating capacity at 17°F: 11,600 BTU/h.
  • Lower heating capacity at 5°F: 9,200 BTU/h.
View AHRI

Side by side

See the differences

Your current system and up to two alternatives. Scroll the table to see every system.

Comparison does not confirm installation compatibility, availability, or current incentive eligibility. Unknown and qualified source values are not treated as zero.

Our Services

Showing services from our catalog

AHRI Certificate Matching Support service
ResidentialCommercialSupport

AHRI Certificate Matching Support

Match supported indoor and outdoor equipment combinations to AHRI certification records for planning and documentation.

View service details
Heat Pump Sizing and Selection service
ResidentialCommercialConsultation

Heat Pump Sizing and Selection

Plan supported heat-pump equipment and capacity using building conditions, climate, distribution, and backup-heat needs.

View service details
HVAC Load Calculation and Equipment Sizing service
ResidentialCommercialConsultation

HVAC Load Calculation and Equipment Sizing

Evaluate building loads and system requirements to support correctly sized HVAC replacement or conversion planning.

View service details
Mass Save Equipment Eligibility Verification service
ResidentialSupport

Mass Save Equipment Eligibility Verification

Review equipment, AHRI data, and current program requirements before a rebate application or proposal is finalized.

View service details
Mass Save Rebate and AHRI Support service
ResidentialCommercialSupport

Mass Save Rebate and AHRI Support

Verify matched equipment details and prepare source information for rebate planning.

View service details
Electrical Load Calculation for HVAC Upgrades service
ResidentialCommercialConsultation

Electrical Load Calculation for HVAC Upgrades

Review available electrical capacity and upgrade requirements for planned heat-pump, AC, or HVAC equipment.

View service details

Brands We Service