Panasonic / AIR-SOURCE HEAT PUMP

CU-HM24BAHU

CU Series

9 published source records · source checked Sep 21, 2026

SEER2 range16–18.3BTU/Wh
HSPF2 range9–10BTU/Wh
Cooling capacity23,000–24,000BTU/h

Each efficiency range summarizes published EPA records for CU-HM24BAHU. 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.

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Heating performance & equipment details

Ranges include the 9 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/Wh16–18.39 / 9
EER2 · BTU/Wh10–11.79 / 9
HSPF2 · BTU/Wh9–109 / 9
Cooling capacity · BTU/h23,000–24,0009 / 9
Heating capacity at 47°F / 8.3°C · BTU/h24,000–25,0009 / 9
Heating capacity at 17°F / −8.3°C · BTU/h18,000–20,8009 / 9
Heating capacity at 5°F / −15°C · BTU/h20,000–21,6009 / 9
COP at 5°F / −15°C1.8–1.879 / 9
Equipment / loop typeHP - Split System9 / 9
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)9 / 9
Compressor stagingContinuously variable9 / 9
Connected capabilityNo9 / 9

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
CS-HM24BAHUCold climate designationAHRI reference: 21650588018.3010.00216001.87EPA 3848959
CS-HM24BAAU2+ furnace: S9V2B040D3VS***Cold climate designationAHRI reference: 21790041517.109.00200001.80EPA 4513768
CS-HM24BAAU2+ furnace: S9V2B080D4VS***Cold climate designationAHRI reference: 21790041617.109.10200001.80EPA 4513769
CS-HM24BAAU2+ furnace: S9X1B040D3PSB**Cold climate designationAHRI reference: 21790042116.809.00200001.80EPA 4513774
CS-HM24BAAU2+ furnace: S9X2B040D3PSB**Cold climate designationAHRI reference: 21790053516.809.00200001.80EPA 4513780
CS-HM24BAAU2+ furnace: S9X2B040U3PSB**Cold climate designationAHRI reference: 21790053616.409.10200001.80EPA 4513781
CS-HM24BAAU2+ furnace: S9X1B040U3PSB**Cold climate designationAHRI reference: 21790042216.409.10200001.80EPA 4513782
CS-HM24BAAU1Cold climate designationAHRI reference: 21662149616.009.50210001.80EPA 3892329
CS-HM24BAAU2Cold climate designationAHRI reference: 21662149716.009.50210001.80EPA 3892330

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 →