Carrier / AIR-SOURCE HEAT PUMP

37MUHAQ30AA3+KSAIC0701230

Crossover Heat Pump

371 published source records · source checked Sep 21, 2026

SEER2 range15.2–17BTU/Wh
HSPF2 range8.1–9BTU/Wh
Cooling capacity28,600–31,200BTU/h

Each efficiency range summarizes published EPA records for 37MUHAQ30AA3+KSAIC0701230. The highest SEER2 and HSPF2 may belong to different combinations. Open a source record below to see its ratings and the scope of its component information.

Model patterns and component strings are preserved exactly. How to read model patterns and combinations →

Heating performance & equipment details

Ranges include the 371 published source records for this model. Values in different rows may describe different configurations. Open an individual record to compare values from the same test configuration.

Reported fieldValue / rangeRecords supplying it
SEER2 · BTU/Wh15.2–17371 / 371
EER2 · BTU/Wh9.5–10.5371 / 371
HSPF2 · BTU/Wh8.1–9371 / 371
Cooling capacity · BTU/h28,600–31,200371 / 371
Heating capacity at 47°F / 8.3°C · BTU/h35,800–37,400371 / 371
Heating capacity at 17°F / −8.3°C · BTU/h20,800–21,600371 / 371
Heating capacity at 5°F / −15°C · BTU/h32,000–33,400371 / 371
COP at 5°F / −15°C1.75–2371 / 371
Equipment / loop typeHP - Split System371 / 371
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)371 / 371
Compressor stagingContinuously variable371 / 371
Connected capabilityNo371 / 371

47°F = 8.3°C; 17°F = −8.3°C; 5°F = −15°C. COP is dimensionless. These are reported rating points, not a prediction of a particular home’s heat demand or operating limit.

Matched systems

Each row is one source record. The component column distinguishes listed combinations from outdoor-model ratings without an indoor configuration.

Indoor unit / required furnaceSEER2BTU/WhHSPF2BTU/WhHeating capacity at 5°F / −15°CBTU/hCOP at 5°F / −15°CRecord & comparison
FT5AN(B,X)C36L*Cold climate designationAHRI reference: 21847301217.008.50328001.78EPA 4625033
CAA**3721AM*+ furnace: 58SU*B080M21**20Cold climate designationAHRI reference: 21847414817.009.00320001.98EPA 4625306
CAA**4321AM*+ furnace: 58SU*B080M21**20Cold climate designationAHRI reference: 21847403817.009.00320001.98EPA 4625410
FG5ANXC36L*Cold climate designationAHRI reference: 21847745317.008.50328001.78EPA 4627693
CAA**3721AM*+ furnace: 59TP7A100V21**22Cold climate designationAHRI reference: 21847418416.509.00322001.96EPA 4625270
CAA**3721AM*+ furnace: 59TP7A100V21**20Cold climate designationAHRI reference: 21847418316.509.00322001.96EPA 4625271
CAA**3721AM*+ furnace: 59TP7A080V21**20Cold climate designationAHRI reference: 21847418216.509.00322001.96EPA 4625272
CAA**3721AM*+ furnace: 59TP6C100V21**22Cold climate designationAHRI reference: 21847417916.509.00322001.96EPA 4625275
CAA**3721AM*+ furnace: 59TP6C100V21**20Cold climate designationAHRI reference: 21847417816.509.00322001.96EPA 4625276
CAA**3721AM*+ furnace: 59TP6C080V21**20Cold climate designationAHRI reference: 21847417716.509.00322001.96EPA 4625277
CAA**3721AM*+ furnace: 59SU5B100M21**22Cold climate designationAHRI reference: 21847417316.509.00322001.98EPA 4625281
CAA**3721AM*+ furnace: 59SU5B100M21**20Cold climate designationAHRI reference: 21847417216.509.00322001.98EPA 4625282
CAA**3721AM*+ furnace: 59SP6B100V21**20Cold climate designationAHRI reference: 21847416816.509.00322001.98EPA 4625286
CAA**3721AM*+ furnace: 59SP6B080V21**20Cold climate designationAHRI reference: 21847416716.509.00322001.96EPA 4625287
CAA**3721AM*+ furnace: 58TP*B110V21**22Cold climate designationAHRI reference: 21847415316.509.00322001.98EPA 4625301
CAA**3721AM*+ furnace: 58TP*B090V17**16Cold climate designationAHRI reference: 21847415116.509.00322001.96EPA 4625303
CAA**3721AM*+ furnace: 58TP*B070V17**16Cold climate designationAHRI reference: 21847415016.509.00322001.96EPA 4625304
CAA**3721AM*+ furnace: 58SU*B060M17**16Cold climate designationAHRI reference: 21847414716.509.00322001.96EPA 4625307
CAA**3721AM*+ furnace: 58SU*B040M17**12Cold climate designationAHRI reference: 21847414616.509.00322001.98EPA 4625308
CAA**3721AM*+ furnace: 58SP*B110V21**22Cold climate designationAHRI reference: 21847414516.509.00322001.98EPA 4625309

Sources and documentation

The table uses public EPA ENERGY STAR data. AHRI references are reported by EPA and have not been independently checked with AHRI. Source records do not establish availability, installation suitability or rebate eligibility.

No manufacturer manual has been matched to this model.

Collection method, revision history and known limitations →