ENERGY STAR Cold Climate: 2,434 qualifying heat pumps

Units listed by ENERGY STAR with the cold-climate designation (matched to AHRI references).

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U.S. EPAData as of Oct 11, 2026updated Oct 11, 2026 · sources

Share of models: 25.2%
Qualifying models: 2,434
Qualifying certifications: 12,910
Paths: Listing

Criteria

No rating thresholds are applied here: a model counts when one of its AHRI certifications is matched to an ENERGY STAR record that carries the cold-climate designation.

Source: U.S. EPA

Qualification by size

Share of models meeting ENERGY STAR CC, by size

Up to 1.5 tons34.8% · 1,090 of 3,130
2 tons30.5% · 438 of 1,437
2.5–3 tons18.4% · 477 of 2,588
3.5–4.5 tons19.2% · 410 of 2,136
5 tons and up5.4% · 19 of 349

Show the data as a table

Share of models meeting ENERGY STAR CC, by size
Group	Qualifying share
Up to 1.5 tons	34.8% · 1,090 of 3,130
2 tons	30.5% · 438 of 1,437
2.5–3 tons	18.4% · 477 of 2,588
3.5–4.5 tons	19.2% · 410 of 2,136
5 tons and up	5.4% · 19 of 349

Qualification by duct type

Models certified only with ducted, only with non-ducted, or with both kinds of indoor unit
Type	Share	Qualifying / total
Ducted	15.1%	686 / 4,549
Non-ducted	24.2%	782 / 3,236
Ducted and non-ducted	52.1%	966 / 1,855

Manufacturers with the most qualifying models

Among manufacturers with at least 5 models.

Qualifying models and share of each manufacturer’s catalog
Manufacturer	Qualifying	Share of its models
Gree	176 of 395	44.6%
Midea	152 of 402	37.8%
Mitsubishi Electric	139 of 373	37.3%
Hisense	75 of 159	47.2%
Lennox	62 of 313	19.8%
Carrier	62 of 701	8.8%
Fujitsu	46 of 164	28%
Rheem	45 of 291	15.5%
BlueRidge	39 of 83	47%
ECO AC	36 of 49	73.5%

Qualifying models

Sorted by manufacturer and model. Use Explore for other sorts and filters.

Models meeting ENERGY STAR Cold Climate, page 96 of 98
# · Outdoor model	Manufacturer	Size · type	COP@5°F	Cap. 5/47	HSPF2	SEER2	Meets	Combos	AHRI ref.
2376WSA-06HFMOWells · WSA Serieswith ductless indoor unit WSA-06HFMI	Wells	0.5 tons6,000 Btu/h · Non-ducted	1.84	101%	12.0	23.5	CEE 25CEE 26XcelES CC	1	214421468
2377WSA-09HFMOWells · WSA Serieswith ductless indoor unit WSA-09HFMI	Wells	1 ton9,000 Btu/h · Non-ducted	1.90	94%	11.6	26.4	CEE 25CEE 26XcelES CC	1	214421469
2378WSA-12HFMOWells · WSA Serieswith ductless indoor unit WSA-12HFMI	Wells	1 ton12,000 Btu/h · Non-ducted	1.89	92%	10.5	23.1	CEE 25CEE 26XcelES CC	1	214421470
2379WSA-18HFMOWells · WSA Serieswith ductless indoor unit WSA-18HFMI	Wells	1.5 tons18,000 Btu/h · Non-ducted	1.89	96%	10.6	22.0	CEE 25CEE 26XcelES CC	1	214421471
2380WSA-24HFMOWells · WSA Serieswith ductless indoor unit WSA-24HFMI	Wells	2 tons23,000 Btu/h · Non-ducted	1.80	88%	10.3	22.3	CEE 25CEE 26XcelES CC	1	214421472
2381WSA-33HFMOWells · WSA Serieswith ductless indoor unit WSA-33HFMI	Wells	3 tons33,000 Btu/h · Non-ducted	1.80	99%	10.0	20.0	CEE 25CEE 26XcelES CC	1	214421473
2382WSB-09HFBOWells · WSB Serieswith ductless indoor unit WSB-09HFBI	Wells	1 ton9,000 Btu/h · Non-ducted	2.16	70%	9.1	21.5	CEE 25CEE 26XcelES CC	1	214421460
2383WSB-09HFMOWells · WSB Serieswith ductless indoor unit WSB-09HFMI	Wells	1 ton9,000 Btu/h · Non-ducted	1.99	70%	9.4	21.7	CEE 25CEE 26XcelES CC	1	214421462
2384WUCA-24HFMOWells · WUA Serieswith ducted air handler WUA-24AHFM	Wells	2 tons24,000 Btu/h · Ducted	2.00	80%	9.8	16.1	CEE 25CEE 26XcelES CC	2	213363381
2385WUCA-30HFMOWells · WUA Serieswith ducted air handler WUA-36CHFM	Wells	2.5 tons30,000 Btu/h · Ducted	1.85	82%	9.7	15.5	CEE 25CEE 26XcelES CC	5	214489061
2386WUCA-36HFMOWells · WUA Serieswith ducted air handler WUA-36CHFM	Wells	3 tons35,000 Btu/h · Ducted	2.00	82%	10.0	15.2	CEE 25CEE 26XcelES CC	5	214489062
2387WUCA-48HFMOWells · WUA Serieswith ducted air handler WUA-48HFMAH	Wells	4 tons47,000 Btu/h · Ducted	1.90	92%	9.4	15.6	ES CC	2	213307902
2388WUCA-60HFMOWells · WUA Serieswith ducted air handler WUA-60HFMAH	Wells	4.5 tons55,000 Btu/h · Ducted	1.91	82%	9.4	15.3	ES CC	2	213307903
2389WUCB-36HFMOWells · WUA Serieswith ducted air handler WUA-36HFMAH	Wells	3 tons35,000 Btu/h · Ducted	1.80	97%	9.5	16.3	CEE 25CEE 26XcelES CC	5	213927635
2390CHW12KCH18S2-OWILLISwith ductless indoor unit CHW12KCH18S2-I	WILLIS	1 ton12,000 Btu/h · Non-ducted	1.75	71%	8.5	17.5	ES CC	1	214610239
2391FLEX24/36KUHWillis · FLEXX High-efficiency Serieswith ducted air handler FLEXAH24/36K	WILLIS	3 tons34,000 Btu/h · Ducted	1.80	80%	9.0	16.0	CEE 25CEE 26XcelES CC	3	214137765
2392FLEX48/60KUHWillis · FLEXX High-efficiency Serieswith ducted air handler FLEXAH48/60K	WILLIS	4.5 tons54,000 Btu/h · Ducted	1.80	76%	9.0	16.0	CEE 25CEE 26XcelES CC	3	214797686
2393MZUHW18KCH21S2-OWILLIS · MultiHeat	WILLIS	1.5 tons17,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	2.23	76%	10.0	21.0	CEE 25CEE 26XcelES CC	3	214810331
2394MZUHW24KCH21S2-OWILLIS · MultiHeat	WILLIS	2 tons23,200 Btu/h · Ducted and non-ducted and mixed (multi-zone)	2.10	90%	10.0	21.0	CEE 25CEE 26XcelES CC	3	214810332
2395MZUHW30KCH21S2-OWILLIS · MultiHeat	WILLIS	2.5 tons28,400 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.84	76%	10.0	21.0	CEE 25CEE 26XcelES CC	3	214810333
2396MZUHW36KCH21S2-OWILLIS · MultiHeat	WILLIS	3 tons34,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.82	90%	10.0	21.0	CEE 25CEE 26XcelES CC	3	214810329
2397MZUHW42KCH21S2-OWILLIS · MultiHeat	WILLIS	3 tons36,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.92	81%	10.0	21.0	CEE 25CEE 26XcelES CC	3	214810330
2398PRT60KUHWillis · Ultra Heat Rooftop Series	WILLIS	4.5 tons56,000 Btu/h · Ducted	1.80	79%	8.3	17.0	XcelES CC	1	214137764
2399PUHW12KCH24S2-OWILLIS · Heatfinitywith ductless indoor unit PUHW12KCH24S2-I	WILLIS	1 ton12,000 Btu/h · Non-ducted	1.90	75%	9.0	24.0	CEE 25CEE 26XcelES CC	1	214609738
2400PUHW18KCH23S2-OWILLIS · Heatfinitywith ductless indoor unit PUHW18KCH23S2-I	WILLIS	1.5 tons18,000 Btu/h · Non-ducted	1.90	75%	8.5	23.0	CEE 25CEE 26XcelES CC	1	214609736

Explore qualifying models by COP at 5°F