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: 25.3%
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 3,129
2 tons30.5% · 438 of 1,436
2.5–3 tons18.4% · 477 of 2,587
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 3,129
2 tons	30.5% · 438 of 1,436
2.5–3 tons	18.4% · 477 of 2,587
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 / 4,546
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 79 of 98
# · Outdoor model	Manufacturer	Size · type	COP@5°F	Cap. 5/47	HSPF2	SEER2	Meets	Combos	AHRI ref.
1951LEA12SZ25SK-ONOVAIR · LEA SERIESwith ductless indoor unit 2LEA12UUSK-I	NOVAIR	1 ton12,000 Btu/h · Non-ducted	2.39	67%	10.7	24.6	CEE 25CEE 26XcelES CC	2	211709678
1952LEA12SZ35SK-ONOVAIR · LEA SERIESwith ductless indoor unit LEA12UUSK-I	NOVAIR	1 ton12,000 Btu/h · Non-ducted	1.89	92%	10.5	23.1	CEE 25CEE 26XcelES CC	2	207539337
1953LEA18-EVOX-30-ONOVAIR · LEA Serieswith ducted air handler LEA-18/24-ACOIL-410A	NOVAIR	1.5 tons18,000 Btu/h · Ducted	2.20	79%	9.5	16.1	CEE 25CEE 26XcelES CC	2	214867643
1954LEA18MZ-2P-25SK-ONOVAIR · LEA SERIES	NOVAIR	1.5 tons18,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	2.00	66%	10.2	21.0	CEE 25CEE 26XcelES CC	3	207641276
1955LEA18SZ25SK-ONOVAIR · LEA SERIESwith ductless indoor unit LEA18UUSK-I	NOVAIR	1.5 tons18,000 Btu/h · Non-ducted	2.35	71%	10.5	24.0	CEE 25CEE 26XcelES CC	2	207526951
1956LEA18SZ35SK-ONOVAIR · LEA SERIESwith ductless indoor unit LEA18UUSK-I	NOVAIR	1.5 tons18,000 Btu/h · Non-ducted	1.89	96%	10.6	22.0	CEE 25CEE 26XcelES CC	2	207526948
1957LEA20MZ-2P-35SK-ONOVAIR · LEA SERIES	NOVAIR	1.5 tons19,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.83	100%	9.0	20.5	CEE 25CEE 26XcelES CC	3	209416884
1958LEA20MZ-2P-35SK-O*NOVAIR · LEA SERIES	NOVAIR	1.5 tons19,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.83	100%	9.8	22.0	CEE 25CEE 26XcelES CC	3	212920679
1959LEA24-EVOX-30-ONOVAIR · LEA Serieswith ducted air handler LEA-18/24-ACOIL-410A	NOVAIR	2 tons24,000 Btu/h · Ducted	1.95	80%	9.5	16.5	CEE 25CEE 26XcelES CC	2	214867641
1960LEA24SZ35SK-ONOVAIR · LEA SERIESwith ductless indoor unit 2LEA24UUSK-I	NOVAIR	2 tons24,000 Btu/h · Non-ducted	2.21	86%	11.4	21.5	CEE 25CEE 26XcelES CC	2	211709685
1961LEA28MZ-3P-35SK-ONOVAIR · LEA SERIES	NOVAIR	2.5 tons28,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.80	89%	9.8	22.6	CEE 25CEE 26XcelES CC	3	209416881
1962LEA30-EVOX-30-ONOVAIR · LEA Serieswith ducted air handler LEA-30/36-ACOIL-410A	NOVAIR	2.5 tons30,000 Btu/h · Ducted	1.85	82%	9.7	15.5	CEE 25CEE 26XcelES CC	2	214867642
1963LEA36-EVOX-30-ONOVAIR · LEA Serieswith ducted air handler LEA-30/36-ACOIL-410A	NOVAIR	3 tons35,000 Btu/h · Ducted	2.00	82%	10.0	15.2	CEE 25CEE 26XcelES CC	2	214867644
1964LEA36MZ-4P-35SK-ONOVAIR · LEA SERIES	NOVAIR	3 tons36,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.90	97%	9.7	20.0	CEE 25CEE 26XcelES CC	3	211133300
1965LEA36MZ-4P-35SK-O*NOVAIR · LEA SERIES	NOVAIR	3 tons36,000 Btu/h · Ducted and non-ducted and mixed (multi-zone)	1.90	97%	10.3	22.2	CEE 25CEE 26XcelES CC	3	212920682
1966LEA48-EVOX-30-ONOVAIR · LEA serieswith ducted air handler LEA48-EVOX-30-I	NOVAIR	4 tons47,000 Btu/h · Ducted	1.90	92%	9.4	15.6	ES CC	1	211253514
1967LEA60-EVOX-30-ONOVAIR · LEA serieswith ducted air handler LEA60-EVOX-30-I	NOVAIR	4.5 tons55,000 Btu/h · Ducted	1.91	82%	9.4	15.3	ES CC	1	211253512
1968OS-EAH24-230VOOLMO · Hi ULTRA HDwith ducted air handler OS-EAH24-230VI	OLMO	2 tons22,000 Btu/h · Ducted	2.00	77%	9.0	16.5	CEE 25CEE 26XcelES CC	1	215441503
1969OS-EAH36-230VOOLMO · Hi ULTRA HDwith ducted air handler OS-EAH36-230VI	OLMO	3 tons34,000 Btu/h · Ducted	2.05	76%	9.5	18.0	CEE 25CEE 26XcelES CC	1	215441504
1970OS-EAH48-230VOOLMO · Hi ULTRA HDwith ducted air handler OS-EAH48-230VI	OLMO	4 tons48,000 Btu/h · Ducted	1.90	70%	8.5	17.5	CEE 25CEE 26XcelES CC	1	215441505
1971OS-EL09ALP230VOOLMO · OS serieswith ductless indoor unit OS -EL09ALP230VI	OLMO	1 ton9,000 Btu/h · Non-ducted	2.10	71%	8.8	18.5	CEE 25CEE 26XcelES CC	1	210644060
1972OS-MSR18-230VOOLMO · SIERRA	OLMO	1.5 tons18,000 Btu/h · Non-ducted	1.80	100%	9.5	21.0	CEE 25CEE 26XcelES CC	1	214584777
1973OS-MSR24-230VOOLMO · SIERRA	OLMO	2 tons24,000 Btu/h · Non-ducted	1.80	100%	9.1	22.0	CEE 25CEE 26XcelES CC	1	214584775
1974OS-MSR36-230VOOLMO · SIERRA	OLMO	2.5 tons32,000 Btu/h · Non-ducted	1.84	113%	9.0	21.0	CEE 25CEE 26XcelES CC	1	214584776
1975OS-MSR42-230VOOLMO · SIERRA	OLMO	3.5 tons42,000 Btu/h · Non-ducted	1.84	86%	9.0	20.0	CEE 25CEE 26XcelES CC	1	215387338

Explore qualifying models by COP at 5°F