Fujitsu heat pumps

129 ENERGY STAR certified Fujitsu outdoor units (88 mini-split, 36 central, 5 packaged). The most efficient is the AOUH09KTAP1 at 33.5 SEER2 and 14.0 HSPF2; 98 models are rated for cold climates.

Some of these units are also certified under Mainline, Ruud, WeatherKing, Rheem, Thermal Zone, Whirlpool, DuraSTAR, Friedrich.

ENERGY STAR data, updated October 12, 2026

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

#		Type						Cold
1	Fujitsu AOUH09KTAP1AIRSTAGE H-Series	Mini-split	9,000 BTU	33.5	19.1	14.0	17,000	Yes	4
2	Fujitsu AOUG09LZAS1H-Series	Mini-split	9,000 BTU	33.1	18.0	13.4	15,400	Yes	2
3	Fujitsu AOUG09LZAH1H-Series	Mini-split	9,000 BTU	33.1	18.0	13.3	15,400	Yes	2
4	Fujitsu AOUH09KZAH1AIRSTAGE H-Series	Mini-split	9,000 BTU	33.1	18.8	13.3	15,400	Yes	2
5	Fujitsu AOUH12KTAP1AIRSTAGE H-Series	Mini-split	12,000 BTU	31.5	16.7	13.7	16,200	Yes	4
6	Fujitsu AOUH12KZAH1AIRSTAGE H-Series	Mini-split	12,000 BTU	30.5	16.0	12.7	16,600	Yes	2
7	Fujitsu AOUH09KMAS1AIRSTAGE H series	Mini-split	9,000 BTU	30.0	16.4	12.6	10,300	Yes	2
8	Fujitsu AOUG12LZAS1H-Series	Mini-split	12,000 BTU	29.4	15.2	12.9	16,600	Yes	2
9	Fujitsu AOUG12LZAH1H-Series	Mini-split	12,000 BTU	29.4	15.2	12.7	16,600	Yes	2
10	Fujitsu AOUH15KTAP1AIRSTAGE H-Series	Mini-split	15,000 BTU	28.7	15.4	13.0	18,400	Yes	4
11	Fujitsu AOUH15KZAH1AIRSTAGE H-Series	Mini-split	15,000 BTU	27.5	14.8	12.7	21,000	Yes	2
12	Fujitsu AOUH12KMAS1AIRSTAGE H series	Mini-split	12,000 BTU	27.5	13.5	11.2	10,600	Yes	2
13	Fujitsu AOUH09LMAS1H-Series	Mini-split	9,000 BTU	26.5	14.3	12.6	10,100	Yes	1
14	Fujitsu AOUH09LMAH1H-Series	Mini-split	9,000 BTU	26.5	15.4	12.3	9,400	Yes	1
15	Fujitsu AOUH18KUAS1AIRSTAGE H-series	Mini-split	18,000 BTU	26.3	13.6	11.4	17,800	Yes	6
16	Fujitsu AOU9RLFFH-Series	Mini-split	9,000 BTU	26.0	16.0	11.8	13,400	Yes	1
17	Fujitsu AOUH09KUAH1AIRSTAGE H-Series	Mini-split	9,000 BTU	26.0	15.3	11.8	15,100	Yes	2
18	Fujitsu AOUH09KUBS1AIRSTAGE H-series	Mini-split	9,000 BTU	26.0	15.3	11.8	10,100	Yes	2
19	Fujitsu AOU9RLFFHH-Series	Mini-split	9,000 BTU	26.0	16.0	11.6	13,400	Yes	1
20	Fujitsu AOUH09KPAS1AIRSTAGE H series	Mini-split	9,000 BTU	26.0	12.5	10.8	7,100	No	2
21	Fujitsu AOUH18KZAH1AIRSTAGE H-Series	Mini-split	18,000 BTU	25.5	14.0	12.5	24,800	Yes	2
22	Fujitsu AOUG15LZAS1H-Series	Mini-split	15,000 BTU	25.3	13.9	12.8	17,500	Yes	2
23	Fujitsu AOUG15LZAH1H-Series	Mini-split	15,000 BTU	25.3	13.9	12.7	17,500	Yes	2
24	Fujitsu AOUH12KUAH1AIRSTAGE H series	Mini-split	12,000 BTU	25.0	13.5	11.5	18,500	Yes	6
25	Fujitsu AOUH12KUBS1AIRSTAGE H-series	Mini-split	12,000 BTU	25.0	13.5	11.5	16,100	Yes	6
26	Fujitsu AOUH18KUAH1AIRSTAGE H-series	Mini-split	18,000 BTU	24.5	13.6	11.4	24,200	Yes	6
27	Fujitsu AOUH09KUAS1AIRSTAGE H-series	Mini-split	9,000 BTU	24.4	14.5	11.8	10,100	Yes	1
28	Fujitsu AOUH24KZAH1AIRSTAGE H-Series	Mini-split	24,000 BTU	24.0	12.5	11.9	25,200	Yes	2
29	Fujitsu AOUH12KPAS1AIRSTAGE H series	Mini-split	12,000 BTU	24.0	11.7	10.5	8,500	No	2
30	Fujitsu AOUH12KUAS1AIRSTAGE H-series	Mini-split	12,000 BTU	23.7	14.1	11.5	16,100	Yes	3
31	Fujitsu AOUH09LUAS1H-Series	Mini-split	9,000 BTU	23.5	13.6	11.8	10,100	Yes	1
32	Fujitsu AOUH24KWAH3AIRSTAGE H-series	Mini-split	24,000 BTU	23.5	13.5	11.5	25,200	Yes	3
33	Fujitsu AOUH18LUAS1H-Series	Mini-split	18,000 BTU	23.5	13.0	11.2	17,100	Yes	4
34	Fujitsu AOUH24KUAH1AIRSTAGE H series	Mini-split	24,000 BTU	23.2	13.1	11.0	30,400	Yes	4
35	Fujitsu AOUH24KUAS1AIRSTAGE H-series	Mini-split	24,000 BTU	23.2	13.1	11.0	24,600	Yes	4
36	Fujitsu AOUK036MSAN7J-7	Mini-split	36,000 BTU	23.1	15.4	10.3	40,500	Yes	1
37	Fujitsu AOUH12LUAS1H-Series	Mini-split	12,000 BTU	23.0	12.8	11.3	15,500	Yes	2
38	Fujitsu AOUH12LMAH1H-Series	Mini-split	12,000 BTU	23.0	12.5	11.2	10,300	No	1
39	Fujitsu AOUH12LMAS1H-Series	Mini-split	12,000 BTU	23.0	12.5	11.1	10,300	No	1
40	Fujitsu AOUH12LMBS1H-Series	Mini-split	12,000 BTU	23.0	12.5	11.1	10,300	Yes	1
41	Fujitsu AOUH12LMBH1H-Series	Mini-split	12,000 BTU	23.0	12.5	11.0	10,300	Yes	1
42	Fujitsu AOUH24LUAS1H-Series	Mini-split	24,000 BTU	23.0	12.6	11.0	23,600	Yes	4
43	Fujitsu AOUH30KUAH1AIRSTAGE H-series	Mini-split	30,000 BTU	23.0	13.7	11.0	34,000	Yes	4
44	Fujitsu AOUH24KWAS3AIRSTAGE H-series	Mini-split	24,000 BTU	23.0	13.0	10.5	19,200	Yes	3
45	Fujitsu AOUK048MSAN7J-7	Mini-split	48,000 BTU	23.0	13.0	9.8	42,000	Yes	1
46	Fujitsu AOU12RLFFH-Series	Mini-split	12,000 BTU	22.7	13.1	11.2	13,400	Yes	1
47	Fujitsu AOU12RLFFHH-Series	Mini-split	12,000 BTU	22.7	13.1	11.0	13,400	Yes	1
48	Fujitsu AOUH24LMAS1H-Series	Mini-split	24,000 BTU	22.5	12.5	11.4	25,000	Yes	1
49	Fujitsu AOUH30KUAS1AIRSTAGE H-series	Mini-split	30,000 BTU	22.4	12.5	10.6	29,400	Yes	4
50	Fujitsu AOUK024SSAN7J-7S	Mini-split	24,000 BTU	22.2	15.7	11.3	26,200	Yes	3
51	Fujitsu AOUK060MSAN7J-7	Mini-split	60,000 BTU	22.2	11.0	9.5	46,500	Yes	1
52	Fujitsu AOUH18KWAH2AIRSTAGE H-series	Mini-split	18,000 BTU	22.0	13.5	11.0	22,000	Yes	3
53	Fujitsu AOUH30LUAH1H-Series	Mini-split	30,000 BTU	22.0	13.5	11.0	33,000	Yes	3
54	Fujitsu AOUH36KUAH1AIRSTAGE H-series	Mini-split	36,000 BTU	22.0	12.7	10.7	41,000	Yes	4
55	Fujitsu AOUH42KUAH1AIRSTAGE H-series	Mini-split	42,000 BTU	22.0	13.0	10.6	48,000	Yes	2
56	Fujitsu AOU18RGLXH-Series	Mini-split	18,000 BTU	22.0	13.4	10.5	18,100	No	2
57	Fujitsu AOUH18KPAS1AIRSTAGE H series	Mini-split	18,000 BTU	22.0	12.5	10.5	18,500	Yes	2
58	Fujitsu AOUH18KWAS2AIRSTAGE H-series	Mini-split	18,000 BTU	22.0	13.2	10.5	17,000	Yes	3
59	Fujitsu AOUH30KPAS1AIRSTAGE H-Series	Mini-split	30,000 BTU	22.0	11.7	10.2	25,800	Yes	2
60	Fujitsu AOUH36KWAH4AIRSTAGE H-series	Mini-split	36,000 BTU	22.0	13.0	10.0	36,400	Yes	3
61	Fujitsu AOUH36KWAS4AIRSTAGE H-series	Mini-split	36,000 BTU	22.0	12.0	10.0	24,000	No	3
62	Fujitsu AOUH45KWAS5AIRSTAGE H-series	Mini-split	42,000 BTU	22.0	12.0	10.0	36,000	Yes	3
63	Fujitsu AOUH45KWBS5AIRSTAGE H-series	Mini-split	42,000 BTU	22.0	12.0	10.0	36,000	Yes	3
64	Fujitsu AOUK036SSAN7J-7S	Mini-split	36,000 BTU	21.7	13.6	10.8	36,400	Yes	3
65	Fujitsu AOUH30LUAS1H-Series	Mini-split	30,000 BTU	21.5	11.7	10.6	28,000	Yes	1
66	Fujitsu AOUH48KUAH1AIRSTAGE H-series	Mini-split	48,000 BTU	21.5	12.5	10.5	51,000	Yes	3
67	Fujitsu AOUH24KPAS1AIRSTAGE H series	Mini-split	24,000 BTU	21.5	11.7	10.0	20,000	Yes	2
68	Fujitsu AOU18RLXFZHH-Series	Mini-split	18,000 BTU	21.5	13.5	9.6	22,000	Yes	3
69	Fujitsu AOUH36KUAS1AIRSTAGE H-series	Mini-split	36,000 BTU	21.3	11.2	10.5	32,000	Yes	4
70	Fujitsu AOUH09LEAS1H-Series	Mini-split	9,000 BTU	21.3	12.5	10.0	8,100	Yes	1
71	Fujitsu AOUH18LMAS1H-Series	Mini-split	18,000 BTU	21.1	13.0	11.5	21,600	Yes	1
72	Fujitsu AOUH36KPAS1AIRSTAGE H-Series	Mini-split	30,000 BTU	21.0	9.8	10.0	25,800	Yes	2
73	Fujitsu AOU24RGLXH-Series	Mini-split	24,000 BTU	20.8	12.8	10.1	23,200	No	2
74	Fujitsu AOU36RLXFZHH-Series	Mini-split	36,000 BTU	20.5	13.0	9.5	36,400	Yes	3
75	Fujitsu AOU15RLFFH-Series	Mini-split	15,000 BTU	20.3	12.5	10.7	18,100	Yes	1
76	Fujitsu AOU15RLFFHH-Series	Mini-split	15,000 BTU	20.3	12.5	10.5	18,100	Yes	1
77	Fujitsu AOUK048SSAN7J-7S	Mini-split	48,000 BTU	20.2	11.4	10.2	41,500	Yes	3
78	Fujitsu AOUH09LPAS1H-Series	Mini-split	9,000 BTU	20.0	12.5	10.5	6,700	No	1
79	Fujitsu AOU18RLXFWHH-Series	Mini-split	18,000 BTU	20.0	13.3	10.0	19,000	Yes	1
80	Fujitsu AOU24RLXFZHH-Series	Mini-split	24,000 BTU	20.0	13.3	10.0	25,600	Yes	3
81	Fujitsu FOP1924MJAYCAF Series	Central	2-ton	20.0	13.0	9.5	19,500	Yes	2
82	Fujitsu FOP1936MJAYCAF Series	Central	3-ton	20.0	12.5	9.5	29,400	Yes	1
83	Fujitsu AOUH18KNAS1AIRSTAGE H-Series	Mini-split	18,000 BTU	20.0	11.0	9.0	14,500	Yes	1
84	Fujitsu AOU24RLXFWHH-Series	Mini-split	24,000 BTU	19.5	12.5	10.5	23,200	Yes	1
85	Fujitsu AOUH42KUAS1AIRSTAGE H-series	Mini-split	42,000 BTU	19.0	10.8	10.4	37,000	Yes	2
86	Fujitsu FOP1948MJAYCAF Series	Central	4-ton	19.0	12.0	10.0	42,000	No	1
87	Fujitsu FOP1836MJAZCAF Series	Central	3-ton	19.0	12.5	8.5	43,000	Yes	1
88	Fujitsu AOU30RLXEHH-Series	Mini-split	30,000 BTU	18.7	12.5	10.0	30,400	Yes	1
89	Fujitsu AOU24RLXFZH-Series	Mini-split	24,000 BTU	18.5	12.5	8.7	-	No	1
90	Fujitsu AOUH48KUAS1AIRSTAGE H-series	Mini-split	48,000 BTU	18.2	10.1	10.2	41,000	Yes	3
91	Fujitsu AOU18RLXFZH-Series	Mini-split	18,000 BTU	18.0	12.5	8.7	11,500	No	3
92	Fujitsu AOUG36LMAS1H-Series	Mini-split	36,000 BTU	17.1	10.7	8.8	32,800	Yes	1
93	Fujitsu FOP1518TJAZNAF Series	Central	1.5-ton	16.0	11.7	8.1	9,400	Yes	11
94	Fujitsu FOP1524TJAZNAF Series	Central	2-ton	16.0	11.7	8.1	12,700	Yes	12
95	Fujitsu FOP1530TJAZNAF Series	Central	2.5-ton	16.0	11.7	8.1	16,100	Yes	10
96	Fujitsu FOP1542TJAYNAF Series	Central	3.5-ton	16.0	11.7	8.1	19,300	Yes	57
97	Fujitsu FOP1560TJAZNAF Series	Central	5-ton	16.0	11.7	8.1	34,400	Yes	4
98	Fujitsu WP15AY48AJ2NW Series	Central	4-ton	16.0	11.7	8.1	23,400	Yes	8
99	Fujitsu WP15AZ60AJ2NW Series	Central	5-ton	16.0	11.7	8.1	30,600	Yes	8
100	Fujitsu WP15AY42AJ2NVERSUS	Central	3.5-ton	16.0	11.7	8.1	21,000	Yes	328
101	Fujitsu WP15AZ18AJ2NW Series	Central	1.5-ton	16.0	11.7	8.1	9,500	Yes	55
102	Fujitsu WP15AZ24AJ2NW Series	Central	2-ton	16.0	11.7	8.1	13,200	Yes	78
103	Fujitsu WP15AZ30AJ2NW Series	Central	2.5-ton	16.0	11.7	8.1	16,100	Yes	82
104	Fujitsu WP15AY36AJ2NW Series	Central	3-ton	16.0	12.0	7.8	18,900	No	311
105	Fujitsu FOP1536TJAZNAF Series	Central	3-ton	15.2	11.7	8.1	19,400	Yes	2
106	Fujitsu FOP1542TJAZNAF Series	Central	3.5-ton	15.2	11.7	8.1	22,800	Yes	2
107	Fujitsu FOP1548TJAZNAF Series	Central	4-ton	15.2	11.7	8.1	27,200	Yes	2
108	Fujitsu WP15AY18AJ2NVERSUS	Central	1.5-ton	15.2	11.7	8.1	8,600	Yes	12
109	Fujitsu WP15AZ42AJ2NW Series	Central	3.5-ton	15.2	11.7	8.1	20,400	Yes	10
110	Fujitsu WP15AZ48AJ2NW Series	Central	4-ton	15.2	11.7	8.1	24,200	Yes	10
111	Fujitsu WP15AZ36AJ2NW Series	Central	3-ton	15.2	11.7	8.1	19,600	No	14
112	Fujitsu FOP1442TJAYNAF Series	Central	3.5-ton	15.2	11.7	7.8	-	No	4
113	Fujitsu FOP1460TJAYNAF Series	Central	5-ton	15.2	11.7	7.8	-	No	4
114	Fujitsu FOP1518TJAYNAF Series	Central	1.5-ton	15.2	11.7	7.8	8,200	No	1
115	Fujitsu FOP1524TJAYNAF Series	Central	2-ton	15.2	11.7	7.8	-	No	1
116	Fujitsu FOP1530TJAYNAF Series	Central	2.5-ton	15.2	11.7	7.8	-	No	1
117	Fujitsu FOP1536TJAYNAF Series	Central	3-ton	15.2	11.7	7.8	18,500	No	2
118	Fujitsu FOP1548TJAYNAF Series	Central	4-ton	15.2	11.7	7.8	-	No	1
119	Fujitsu FOP1560TJAYNAF Series	Central	5-ton	15.2	11.7	7.8	-	No	1
120	Fujitsu WP15AY24AJ2NW Series	Central	2-ton	15.2	11.7	7.8	11,200	No	11
121	Fujitsu WP15AY30AJ2NVERSUS	Central	2.5-ton	15.2	11.7	7.8	14,600	No	8
122	Fujitsu WP14AY42AJ2NVERSUS	Central	3.5-ton	15.2	11.7	7.8	19,900	No	28
123	Fujitsu WP14AY60AJ2NVERSUS	Central	5-ton	15.2	11.7	7.8	27,800	No	43
124	Fujitsu WP15AY60AJ2NW Series	Central	5-ton	15.2	11.7	7.8	-	No	35
125	Fujitsu RDFXYC024AJVRDFXYC	Packaged	2-ton	15.2	11.5	7.2	14,000	No	6
126	Fujitsu RDFXYC036AJVRDFXYC	Packaged	3-ton	15.2	11.5	7.2	13,800	No	6
127	Fujitsu RDFXYC060AJVRDFXYC	Packaged	5-ton	15.2	11.5	7.2	25,000	No	6
128	Fujitsu RDFXYC048AJVRDFXYC	Packaged	4-ton	15.2	11.5	7.2	18,000	No	6
129	Fujitsu RHPXYC024AJTRHPXYC	Packaged	2-ton	15.2	11.5	7.2	14,000	No	9