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Mass Save AHRI details

Carrier 37MARAQ18AA3

ENERGY STAR Certified · Mass Save Eligible HP - Mini or Multi Split
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Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandCarrier
Outdoor unit model37MARAQ18AA3
Indoor unit brandCARRIER
Indoor unit models45MBCAQ18XA3
Model name45M Series
Model number37MARAQ18AA3

Related product models

Indoor unit model 45MBCAQ18XA3 Carrier model match
45MBCAQ18XA3 product image Carrier 45MBCAQ18XA3 Indoor unit
Outdoor unit model 37MARAQ18AA3 Carrier model match
37MARAQ18AA3 product image Carrier 37MARAQ18AA3 Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
16800
Heating Capacity 47F (BTUH)
18000
Heating Capacity 17F (BTUH)
13900
Heating Capacity 5F (BTUH)
12800
Seer2
20.80
HSPF2 Region IV
11.40
EER2 AFull 95F
12.50
COP at 5F
2.20
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

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Same brand

Carrier

Mini / multi-split heat pump

38MARBQ18AA3 — Carrier AHRI 209270290

AHRI 209270290

Indoor model / pattern
40MCCAQ18XA3
Cooling · BTU/h
16,700
SEER2
19.80
HSPF2
11.20

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −0.6%Similar cooling capacity.Lower HSPF2 (Region IV): 11.20 vs. 11.40
  • Different refrigerant: R-410A (current: R-454B).
View AHRI
Same brand

Carrier

Mini / multi-split heat pump

DLCSRBH18AAK — Carrier AHRI 216091614

AHRI 216091614

Indoor model / pattern
40MCCAQ18XA3
Cooling · BTU/h
16,700
SEER2
19.80
HSPF2
11.20

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −0.6%Similar cooling capacity.Lower HSPF2 (Region IV): 11.20 vs. 11.40
  • Different refrigerant: R-410A (current: R-454B).
View AHRI
Same cooling capacity

Bosch

Mini / multi-split heat pump

BMS500-AAS018-1CSXRD — Bosch AHRI 215223304

AHRI 215223304

Indoor model / pattern
BMS500-AAU018-1AHCXD
Cooling · BTU/h
16,800
SEER2
20.70
HSPF2
11.40

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower SEER2: 20.70 vs. 20.80
View AHRI
Similar cooling capacity

Bosch

Mini / multi-split heat pump

BMS500-AAS018-1CSXHD — Bosch AHRI 215223287

AHRI 215223287

Indoor model / pattern
BMS500-AAU018-1AHZXD
Cooling · BTU/h
16,700
SEER2
20.60
HSPF2
12.20

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −0.6%Similar cooling capacity.Lower SEER2: 20.60 vs. 20.80
View AHRI
Higher SEER2

Fujitsu

Mini / multi-split heat pump

AOUH18LUAS1 — Fujitsu AHRI 206579745

AHRI 206579745

Indoor model / pattern
ACUH18LUAS1
Cooling · BTU/h
17,100
SEER2
21.50
HSPF2
11.20

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity +1.8%Similar cooling capacity.Lower HSPF2 (Region IV): 11.20 vs. 11.40
  • Different refrigerant: R-410A (current: R-454B).
View AHRI
Similar cooling capacity

Fujitsu

Mini / multi-split heat pump

AOUH18KNAS1 — Fujitsu AHRI 217617837

AHRI 217617837

Indoor model / pattern
ASUH18KNAS
Cooling · BTU/h
18,000
SEER2
20.00
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity +7.1%Similar cooling capacity.Lower HSPF2 (Region IV): 9.00 vs. 11.40
  • Different refrigerant: R-32 (current: R-454B).
  • Lower heating capacity at 17°F: 12,400 BTU/h.
View AHRI

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

Our Services

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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.

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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.

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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.

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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.

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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.

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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.

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