1HVAC heat pumps

103 ENERGY STAR certified 1HVAC heat pump outdoor units (63 mini-split, 38 central, 2 packaged). The most efficient is the CHF09CD(O) at 28.1 SEER2 and 12.4 HSPF2; 88 models are rated for cold climates.

Some of these units are also certified under Breeze33, ACIQ, DIYCOOL, STEALTH, PolarWave, Custom Comfort, Comfort-Aire, Century.

ENERGY STAR data, updated October 13, 2026

103 models, ranked by SEER2 (cooling efficiency), then HSPF2.

#		Type						Cold
1	1HVAC CHF09CD(O)C series	Mini-split	9,000 BTU	28.1	16.2	12.4	10,800	Yes	5
2	1HVAC MO1HS-H09B-2AMSE Series	Mini-split	9,000 BTU	27.4	15.4	13.8	11,900	Yes	6
3	1HVAC 38MARBQ06AA338MAR-series	Mini-split	6,000 BTU	26.5	15.8	13.6	8,000	Yes	10
4	1HVAC MO1ES-H09B-2AMSE Series	Mini-split	9,000 BTU	26.0	16.2	13.9	8,600	Yes	6
5	1HVAC BXS5A06UC0BXS Series	Mini-split	6,000 BTU	25.5	18.0	14.8	8,100	Yes	2
6	1HVAC ACIQ-12ZS-HP230CACIQ Series	Mini-split	12,000 BTU	25.5	13.0	11.5	8,900	Yes	8
7	1HVAC BMY12HH26CBM series	Mini-split	12,000 BTU	25.5	14.0	10.7	12,100	Yes	6
8	1HVAC MO1HS-H12B-2AMSE Series	Mini-split	12,000 BTU	25.4	13.4	11.6	12,000	Yes	6
9	1HVAC ES-18Z-M3CBMS Series	Mini-split	18,000 BTU	25.1	14.0	10.0	14,600	Yes	3
10	1HVAC ACIQ-18Z-HH-M3CBMS Series	Mini-split	18,000 BTU	25.0	15.0	10.4	19,000	Yes	3
11	1HVAC ES-27Z-M4CBMS Series	Mini-split	24,000 BTU	25.0	13.0	9.5	19,000	Yes	3
12	1HVAC BMS500-AAM027-1CSXRCBMS500	Mini-split	30,000 BTU	24.6	12.7	9.5	19,000	No	3
13	1HVAC AO24-09N2-B1HAO Series	Mini-split	9,000 BTU	24.5	15.0	10.7	7,300	Yes	1
14	1HVAC CPP3-18CD(O)CPP Series	Mini-split	18,000 BTU	24.0	13.5	12.2	14,200	Yes	7
15	1HVAC ES-48Z-M6C37M Series	Mini-split	48,000 BTU	24.0	12.5	10.6	38,000	Yes	15
16	1HVAC ES-36Z-M5C37M Series	Mini-split	36,000 BTU	24.0	12.0	9.5	26,000	Yes	15
17	1HVAC DIY-MULTI3-18HP230D-ODIY Series	Mini-split	18,000 BTU	23.9	13.0	10.0	13,300	Yes	1
18	1HVAC ES-36Z-M4BM series	Mini-split	36,000 BTU	23.9	11.7	9.5	25,200	No	1
19	1HVAC CH-RES24-230VOCH Series	Mini-split	24,000 BTU	23.5	13.0	11.7	19,600	Yes	9
20	1HVAC DIY-12-HP-C-115D25-ODIY Series	Mini-split	12,000 BTU	23.5	12.5	10.2	8,400	Yes	1
21	1HVAC 38MGRBQ48EA338MG-series	Mini-split	48,000 BTU	23.4	12.5	9.2	33,000	No	10
22	1HVAC ZMSB-12HV110-USHHR2-OZMSB Series	Mini-split	12,000 BTU	23.2	12.5	10.4	7,300	No	1
23	1HVAC ACIQ-48Z-HH-M6CBMS Series	Mini-split	48,000 BTU	23.0	12.0	11.0	48,000	Yes	3
24	1HVAC ACIQ-36Z-HH-M5CBMS Series	Mini-split	36,000 BTU	23.0	13.0	10.7	38,000	Yes	3
25	1HVAC MLB030S4M-1PM series	Mini-split	30,000 BTU	23.0	12.5	10.6	25,000	Yes	4
26	1HVAC ACIQ-27Z-HH-M4CBMS Series	Mini-split	30,000 BTU	23.0	12.5	10.5	27,000	Yes	3
27	1HVAC DIY-MULTI5-36HP230D-ODIY Series	Mini-split	36,000 BTU	23.0	12.0	9.9	25,200	Yes	3
28	1HVAC DIY-MULTI4-27HP230D-ODIY Series	Mini-split	24,000 BTU	23.0	12.0	9.5	19,200	Yes	3
29	1HVAC BMS500-AAM018-1CSXRCBMS500	Mini-split	18,000 BTU	22.9	13.9	10.5	13,300	Yes	4
30	1HVAC EZ-18ZPL-HP230DIY-series	Mini-split	18,000 BTU	22.7	12.6	9.8	11,700	No	2
31	1HVAC DIYP-24-HP-C-230DE11-ODIYP Series	Mini-split	24,000 BTU	22.7	12.7	9.5	16,100	No	1
32	1HVAC DIYP-18-HP-C-230DE11-ODIYP Series	Mini-split	18,000 BTU	22.5	13.7	11.5	12,800	Yes	1
33	1HVAC EZ-12ZPL-HP115DIY-series	Mini-split	12,000 BTU	22.5	12.5	9.0	6,400	No	1
34	1HVAC ACIQ-24ZPL-HP230CACIQ Series	Mini-split	24,000 BTU	22.3	12.5	13.5	24,200	Yes	9
35	1HVAC ACIQ-55Z-HH-M6CMO Series	Mini-split	48,000 BTU	22.2	12.0	10.7	48,000	Yes	3
36	1HVAC ACIQ-36Z-HH-M4B38MG-series	Mini-split	36,000 BTU	22.2	13.6	10.3	36,000	Yes	15
37	1HVAC ACIQ-18Z-HH-M2BBMS500	Mini-split	18,000 BTU	22.0	12.5	9.8	19,700	Yes	5
38	1HVAC M5OA-55HFN1-M-[X](2)MTI series	Mini-split	60,000 BTU	22.0	10.5	9.5	46,000	Yes	3
39	1HVAC EZ-27Z-M3DIY-series	Mini-split	24,000 BTU	22.0	12.0	9.5	19,000	Yes	1
40	1HVAC DIY-MULTI6-48HP230D-ODIY Series	Mini-split	42,000 BTU	21.8	12.0	10.5	37,000	Yes	3
41	1HVAC MLB048S4M-2PM series	Mini-split	48,000 BTU	21.8	11.7	9.8	45,000	Yes	3
42	1HVAC ACIQ-18ZPL-HP230CACIQ Series	Mini-split	18,000 BTU	21.7	13.0	12.3	18,000	Yes	12
43	1HVAC BMY24HH22CBM series	Mini-split	24,000 BTU	21.5	13.0	11.4	27,000	Yes	5
44	1HVAC BMY18HH22CBM series	Mini-split	18,000 BTU	21.5	12.5	11.3	18,000	Yes	7
45	1HVAC A-09-HP-C-115CA-series	Mini-split	9,000 BTU	21.5	12.5	9.0	6,000	No	2
46	1HVAC ACIQ-09Z-HP115CA Series	Mini-split	9,000 BTU	21.5	12.5	9.0	6,500	No	1
47	1HVAC ACIQ-36ZPL-HP230CBMS Series	Mini-split	36,000 BTU	21.2	12.0	11.1	39,500	Yes	3
48	1HVAC EZ-18Z-M2DIY-series	Mini-split	18,000 BTU	21.2	12.5	9.6	14,000	Yes	1
49	1HVAC ACIQ-09Z-HP230CA Series	Mini-split	9,000 BTU	21.2	12.6	9.1	7,000	Yes	1
50	1HVAC MOX330-12HFN10-M3MVB Series	Central	under 1.5-ton	21.0	12.5	10.0	11,200	Yes	1
51	1HVAC SC-27Z-HH-M4BM-Series	Mini-split	24,000 BTU	21.0	12.5	10.0	21,600	Yes	2
52	1HVAC SC-30Z-HH-M4BM-Series	Mini-split	30,000 BTU	21.0	12.5	10.0	22,800	Yes	2
53	1HVAC SC-42Z-HH-M5BM-Series	Mini-split	36,000 BTU	21.0	12.0	10.0	32,400	Yes	2
54	1HVAC EZ-48Z-M5ES SERIES	Mini-split	48,000 BTU	20.5	11.0	9.2	29,800	No	4
55	1HVAC EZ-24ZPL-HP230DIY-series	Mini-split	24,000 BTU	20.5	12.5	9.2	15,500	No	2
56	1HVAC EZPRO-09-HP-C-11516D-OEZ Series	Mini-split	9,000 BTU	20.2	11.3	9.2	6,200	No	1
57	1HVAC EZPRO-09-HP-C-11516EZPRO	Mini-split	9,000 BTU	20.0	11.5	9.4	6,400	No	1
58	1HVAC ACIQ-30Z-HP230CMOS Series	Mini-split	30,000 BTU	20.0	11.0	9.2	19,700	No	2
59	1HVAC MLB036S4S-2PM series	Mini-split	36,000 BTU	19.4	9.5	11.0	40,000	Yes	6
60	1HVAC SHV18H2BASAV Series	Central	1.5-ton	19.3	12.1	10.8	19,600	Yes	8
61	1HVAC MOX430U-18HFN1-MMVC SERIES	Central	1.5-ton	19.3	12.1	10.8	18,800	Yes	11
62	1HVAC ACIQ-24-HPBACIQ series	Central	2-ton	19.0	12.0	10.5	24,000	Yes	23
63	1HVAC ACIQ-48-HP32FLEXX High-efficiency Series	Central	4-ton	19.0	11.7	10.0	48,000	Yes	1
64	1HVAC ACIQ-18-EHPDAH Series	Central	1.5-ton	18.8	11.0	9.1	11,400	No	2
65	1HVAC ACIQ-24Z-HP230CA Series	Mini-split	24,000 BTU	18.7	10.0	9.3	17,000	Yes	1
66	1HVAC MO1HE-H24B-2AMAU Series	Central	2-ton	18.6	12.0	10.5	21,600	Yes	160
67	1HVAC ACIQ-48ZPL-HP230CMSH Series	Mini-split	48,000 BTU	18.5	9.4	10.8	47,500	Yes	3
68	1HVAC EZ-24-HPBEZ Series	Central	2-ton	18.4	11.7	10.0	21,600	Yes	4
69	1HVAC ACIQ-60-HP32TOSOT UNIX Series	Central	4-ton	18.2	11.2	10.5	54,000	Yes	1
70	1HVAC MOD30U-30HFN1-MR0(X)MVC SERIES	Central	2.5-ton	18.2	11.7	9.7	27,000	Yes	13
71	1HVAC ACIQ-24-EHPDAU Series	Central	2-ton	18.1	11.0	10.4	21,600	Yes	5
72	1HVAC BMSAHS2418CBMS Series	Central	2-ton	18.1	11.0	9.7	21,600	Yes	1
73	1HVAC ACIQ-60ZPL-HP230CBMS Series	Mini-split	60,000 BTU	18.0	9.0	10.7	54,000	Yes	2
74	1HVAC 37MUHAQ36AA345M Series	Central	3-ton	18.0	12.0	10.3	39,000	Yes	38
75	1HVAC ACIQ-24-HP32FLEXX High-efficiency Series	Central	2-ton	18.0	12.0	10.0	25,000	Yes	1
76	1HVAC ACIQ-36-HP32TOSOT NOVA Series	Central	3-ton	18.0	11.2	10.0	34,000	Yes	1
77	1HVAC ACIQ-PHH1748000K000VUniversal Series Inverter Packaged Heat Pump	Packaged	4-ton	17.8	11.0	8.5	46,000	Yes	1
78	1HVAC MOE31U-36HFN1-MMVC SERIES	Central	3-ton	17.6	10.2	10.0	36,000	Yes	15
79	1HVAC 37MUHAQ30AA345M Series	Central	2.5-ton	17.5	11.7	10.8	33,200	Yes	35
80	1HVAC 37MUHAQ48AA345M Series	Central	4-ton	17.5	12.0	9.5	48,000	Yes	20
81	1HVAC 37MUHAQ60AA345M Series	Central	4-ton	17.5	12.0	9.5	54,000	Yes	33
82	1HVAC MOX330U-12HFN1-MR0MVC Series	Central	under 1.5-ton	17.5	11.7	9.0	11,000	Yes	1
83	1HVAC ZSOVA-36HDMB-USHHZAVA Series	Central	3-ton	17.4	11.7	10.3	39,000	Yes	1
84	1HVAC EZ-24-HPCENTRAL SERIES	Central	2-ton	17.4	11.7	10.0	22,600	Yes	1
85	1HVAC MOE30U-55HFN1-M-[X](GA)MUE series	Mini-split	60,000 BTU	17.3	9.0	10.2	56,500	Yes	3
86	1HVAC MLB048S4S-2PM series	Mini-split	48,000 BTU	17.0	14.0	12.0	50,000	Yes	6
87	1HVAC SEV24H2R19DEV series	Central	2-ton	17.0	10.5	10.2	19,400	Yes	3
88	1HVAC SC-2436-HPResolute	Central	3-ton	17.0	12.0	9.0	28,000	Yes	4
89	1HVAC SC-4860-HPResolute	Central	4-ton	17.0	11.0	9.0	41,000	Yes	4
90	1HVAC ACIQ-PHH1760000K000VUniversal Series Inverter Packaged Heat Pump	Packaged	5-ton	17.0	10.6	8.3	45,000	Yes	1
91	1HVAC MOX630-42HFN10-M3X-DMVB Series	Central	3.5-ton	16.7	11.7	9.5	46,000	Yes	3
92	1HVAC ACIQ-36-EHPD45M Series	Central	3-ton	16.7	10.2	9.3	29,200	Yes	10
93	1HVAC ZSOVA-48HDMB-USHHZAVA Series	Central	4-ton	16.5	10.5	9.5	46,000	Yes	1
94	1HVAC ACIQ-36-HPCDLF Series	Central	3-ton	16.3	11.7	9.5	38,000	Yes	3
95	1HVAC EZ-36-EHPBEZ Series	Central	3-ton	16.2	10.0	8.7	27,000	Yes	4
96	1HVAC EZ-36-HPCENTRAL SERIES	Central	3-ton	16.0	10.0	9.5	34,600	Yes	1
97	1HVAC ACIQ-48-EHPD45M Series	Central	4-ton	16.0	10.0	9.0	40,000	Yes	10
98	1HVAC ZSOVA-60HDMB-USHHZAVA Series	Central	4-ton	16.0	10.0	9.0	52,000	Yes	1
99	1HVAC BMSAHS4816CBMS Series	Central	4-ton	16.0	10.0	8.5	38,000	Yes	1
100	1HVAC EZ-48-HPCU series	Central	4-ton	15.6	8.2	9.4	46,000	Yes	1
101	1HVAC EZ-60-HP38Mseries	Central	5-ton	15.3	8.8	9.4	48,500	Yes	15
102	1HVAC ACIQ-60-EHPDACIQ Series	Central	4-ton	15.2	8.6	8.4	38,000	Yes	2
103	1HVAC BNG2A60SCNBNG Series	Central	4-ton	15.2	8.6	8.4	38,000	Yes	1