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Mass Save AHRI details

Carrier 37MUHAQ18AA3

ENERGY STAR Certified · Mass Save Eligible HP - Split System
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Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandCarrier
Outdoor unit model37MUHAQ18AA3
Indoor unit modelsCAA**2517AM*
Furnace model58SP*B045V14**12
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)
20000
Heating Capacity 17F (BTUH)
14900
Heating Capacity 5F (BTUH)
17600
Seer2
15.20
HSPF2 Region IV
9.50
EER2 AFull 95F
11.50
COP at 5F
2.02
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

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Same cooling capacity

Trane

Split-system heat pump

N5HP5018A1 — Trane AHRI 218469947

AHRI 218469947

Indoor model / pattern
5PX*B006AS3+TSTAT
Furnace model / pattern
A952V040BD3SB
Cooling · BTU/h
18,500
SEER2
15.20
HSPF2
8.00

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 8.00 vs. 9.50
  • Lower heating capacity at 47°F: 17,000 BTU/h.
  • Lower heating capacity at 17°F: 11,600 BTU/h.
  • Lower heating capacity at 5°F: 8,900 BTU/h.
View AHRI
Similar cooling capacity

Trane

Split-system heat pump

5TWR5018A1 — Trane AHRI 214078313

AHRI 214078313

Indoor model / pattern
5TXCB004AS3+TSTAT
Furnace model / pattern
S9X1B060U4PSB
Cooling · BTU/h
18,800
SEER2
15.20
HSPF2
7.80

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity +1.6%Similar cooling capacity.Lower HSPF2 (Region IV): 7.80 vs. 9.50
  • Lower heating capacity at 47°F: 17,900 BTU/h.
  • Lower heating capacity at 17°F: 11,700 BTU/h.
  • Lower heating capacity at 5°F: 8,900 BTU/h.
View AHRI
Same outdoor unit

Carrier

Split-system heat pump

37MUHAQ18AA3 — Carrier AHRI 216643734

AHRI 216643734

Indoor model / pattern
CAA**2517AM*
Furnace model / pattern
58TP*B045V14**12
Cooling · BTU/h
18,500
SEER2
15.20
HSPF2
9.50

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySame outdoor unit, different indoor combination.
View AHRI
Same brand

Carrier

Split-system heat pump

27SCA518A**30* — Carrier AHRI 214126393

AHRI 214126393

Indoor model / pattern
CAA**2517AM*
Furnace model / pattern
58SU*A040E17**12
Cooling · BTU/h
18,300
SEER2
15.20
HSPF2
7.80

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −1.1%Similar cooling capacity.Lower HSPF2 (Region IV): 7.80 vs. 9.50
  • Lower heating capacity at 47°F: 16,400 BTU/h.
  • Lower heating capacity at 17°F: 10,700 BTU/h.
  • Lower heating capacity at 5°F: 8,400 BTU/h.
View AHRI
Higher SEER2

Lennox

Split-system heat pump

EL17XP1-018-230A** — Lennox AHRI 213257724

AHRI 213257724

Indoor model / pattern
CRX35-30/36B-**-*+TDR
Furnace model / pattern
ML296DF070XV48B*
Cooling · BTU/h
18,000
SEER2
15.40
HSPF2
8.40

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −2.7%Similar cooling capacity.Lower HSPF2 (Region IV): 8.40 vs. 9.50
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 18,000 BTU/h.
  • Lower heating capacity at 17°F: 12,100 BTU/h.
  • Lower heating capacity at 5°F: 9,700 BTU/h.
View AHRI
Higher SEER2

Lennox

Split-system heat pump

ML17XP1-018-230A** — Lennox AHRI 213257961

AHRI 213257961

Indoor model / pattern
CRX35-30/36B-**-*+TDR
Furnace model / pattern
ML296DF070XV48B*
Cooling · BTU/h
18,000
SEER2
15.40
HSPF2
8.40

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −2.7%Similar cooling capacity.Lower HSPF2 (Region IV): 8.40 vs. 9.50
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 18,000 BTU/h.
  • Lower heating capacity at 17°F: 12,100 BTU/h.
  • Lower heating capacity at 5°F: 9,700 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.

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