Sea Breeze heat pumps

47 ENERGY STAR certified Sea Breeze outdoor units (47 mini-split). The most efficient is the HSZ09H525ZMO at 27.4 SEER2 and 13.8 HSPF2; 41 models are rated for cold climates.

Some of these units are also certified under Breeze33, Custom Comfort, MOOVAIR, Kaden, ECO-AIR, KERR, Midea, MRCOOL.

ENERGY STAR data, updated October 12, 2026

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

#							Cold
1	Sea Breeze HSZ09H525ZMOCOOX Series	9,000 BTU	27.4	15.4	13.8	11,900	Yes	5
2	Sea Breeze HSZ9H424ZMOHS series	9,000 BTU	26.4	15.8	12.4	11,000	Yes	5
3	Sea Breeze SZ09H525ZMOMHPC Series	9,000 BTU	26.0	16.2	13.9	8,600	Yes	5
4	Sea Breeze SZ12H525ZMOMHPC Series	12,000 BTU	25.5	13.0	11.0	8,900	Yes	5
5	Sea Breeze HSZ12H525ZMOMSH Series	12,000 BTU	25.4	13.4	11.6	12,000	Yes	5
6	Sea Breeze MZ18H525ZMOBMS Series	18,000 BTU	25.1	14.0	10.0	14,600	Yes	3
7	Sea Breeze SZ12H424ZMOSZ Series	12,000 BTU	25.0	13.0	11.0	8,400	Yes	5
8	Sea Breeze HMZ18H525ZMOBMS Series	18,000 BTU	25.0	15.0	10.4	19,000	Yes	3
9	Sea Breeze MZ27H525ZMOBMS Series	24,000 BTU	25.0	13.0	9.5	19,000	Yes	3
10	Sea Breeze HSZ12H424ZMOHS series	12,000 BTU	24.2	13.3	10.7	12,100	Yes	9
11	Sea Breeze SZ9H424ZMOSZ Series	9,000 BTU	24.0	14.7	12.0	8,000	Yes	5
12	Sea Breeze SZ18H424ZMOSZ Series	18,000 BTU	24.0	13.5	10.7	13,100	Yes	6
13	Sea Breeze MZ48H525ZMOBMS Series	48,000 BTU	24.0	12.5	10.6	38,000	Yes	3
14	Sea Breeze MZ36H525ZMOBMS Series	36,000 BTU	24.0	12.0	9.5	26,000	Yes	3
15	Sea Breeze SZ18H525ZMOCCO Series	18,000 BTU	23.8	12.5	13.5	14,200	Yes	7
16	Sea Breeze HMZ24H424ZMOMTI series	24,000 BTU	23.7	12.8	10.8	24,000	Yes	3
17	Sea Breeze SZ24H525ZMOMSE Series	24,000 BTU	23.0	14.0	11.7	19,600	Yes	5
18	Sea Breeze HMZ48H525ZMOBMS Series	48,000 BTU	23.0	12.0	11.0	48,000	Yes	3
19	Sea Breeze HMZ36H525ZMOBMS Series	36,000 BTU	23.0	13.0	10.7	38,000	Yes	3
20	Sea Breeze HMZ27H525ZMOBMS Series	30,000 BTU	23.0	12.5	10.5	27,000	Yes	3
21	Sea Breeze HMZ28H424ZMOMST Series	30,000 BTU	22.6	11.8	9.8	25,000	Yes	3
22	Sea Breeze HSZ24H424ZMOHS series	24,000 BTU	22.3	12.5	11.5	27,000	Yes	8
23	Sea Breeze MZ27H424ZMOMZ Series	24,000 BTU	22.3	12.5	9.7	18,000	Yes	3
24	Sea Breeze HMZ55H525ZMOMO Series	48,000 BTU	22.2	12.0	10.7	48,000	Yes	3
25	Sea Breeze HSZ18H424ZMOHS series	18,000 BTU	22.0	13.0	11.2	17,700	Yes	12
26	Sea Breeze 9H421ZOMIBM series	9,000 BTU	21.7	12.6	9.4	7,000	Yes	1
27	Sea Breeze SZ24H424ZMOSZ Series	24,000 BTU	21.5	12.5	11.2	20,000	Yes	5
28	Sea Breeze 9H421YOMIMSAG series	9,000 BTU	21.5	12.5	9.1	7,000	Yes	1
29	Sea Breeze 9H521YOMIMSG Series	9,000 BTU	21.5	12.5	9.0	7,000	Yes	1
30	Sea Breeze HSZ18H525ZMOA-KHP Series	18,000 BTU	21.4	12.5	12.3	18,000	Yes	7
31	Sea Breeze CSZ36H525ZMOCSZ Sseies	36,000 BTU	21.2	12.0	10.8	39,500	Yes	2
32	Sea Breeze MZ48H424ZMOBM series	48,000 BTU	21.1	11.0	9.5	33,000	No	1
33	Sea Breeze HSZ24H525ZMOMSE Series	24,000 BTU	21.0	13.0	13.5	24,200	Yes	5
34	Sea Breeze MZ18H424ZMOBM series	18,000 BTU	21.0	12.5	10.2	13,300	Yes	3
35	Sea Breeze 30H421ZOMIMOD Series	30,000 BTU	21.0	12.2	8.2	18,400	No	1
36	Sea Breeze SZ30H525ZMOMHPC Series	30,000 BTU	20.5	12.0	9.5	20,400	No	2
37	Sea Breeze HMZ18H424ZMOMSH Series	18,000 BTU	20.5	12.5	9.3	19,000	Yes	3
38	Sea Breeze 18H521ZOMIMSG Series	18,000 BTU	20.2	11.5	9.1	11,500	No	1
39	Sea Breeze HMZ36H424ZMOHO Series	36,000 BTU	20.0	12.5	10.0	36,000	Yes	3
40	Sea Breeze HMZ48H424ZMOBM series	60,000 BTU	20.0	10.5	9.5	46,000	Yes	3
41	Sea Breeze MZ36H424ZMOBM series	36,000 BTU	20.0	11.0	9.2	24,000	No	1
42	Sea Breeze 18H421ZOMIMSH Series	18,000 BTU	19.5	11.0	8.7	11,700	No	1
43	Sea Breeze CSZ36H424ZMOCSZ Sseies	36,000 BTU	19.4	9.5	10.5	40,000	Yes	1
44	Sea Breeze CSZ48H525ZMOCSZ Sseies	48,000 BTU	18.5	9.4	11.0	47,500	Yes	2
45	Sea Breeze 24H521ZOMIMSG Series	24,000 BTU	18.5	9.6	9.0	17,000	Yes	1
46	Sea Breeze CSZ60H525ZMOCSZ Sseies	48,000 BTU	18.0	9.0	10.7	54,000	Yes	1
47	Sea Breeze CSZ48H424ZMODM-series	48,000 BTU	16.8	8.3	10.7	48,000	Yes	1