MRCOOL mini-split heat pumps
ENERGY STAR lists 64 MRCOOL outdoor units in 80 certified indoor pairings; 60 pairings (75%) carry the cold-climate designation. Refrigerants: R-410A (27), R-454B (47), R-32 (6).
| Outdoor unit | Pairings | Cooling BTU/h | Best SEER2 | Best HSPF2 | Best % at 5°F | Cold climate | Refrigerant | Top record |
|---|---|---|---|---|---|---|---|---|
| A-09-HP-C-115C | 1 | 9,000–9,000 | 21.5 | 9 | 60% | No | R-410A | 2450835 |
| A-09-HP-C-115D-O | 1 | 9,000–9,000 | 21.5 | 9 | 65% | No | R-454B | 3798966 |
| A-09-HP-C-230D-O | 1 | 9,000–9,000 | 21.2 | 9.1 | 70% | Yes | R-454B | 3798967 |
| AEPL**MHV23S0931B1A | 1 | 9,000–9,000 | 23 | 9.5 | 89% | Yes | R-32 | 4623887 |
| AEPL**MHV23S0932B1A | 1 | 9,000–9,000 | 23 | 10 | 89% | Yes | R-32 | 4623889 |
| DIY-09-HP-C-115D25-O | 1 | 9,000–9,000 | 23.6 | 11.5 | 73% | Yes | R-454B | 3798933 |
| DIYP-09-HP-C-115DE11-O | 1 | 9,000–9,000 | 23.6 | 11.5 | 73% | Yes | R-454B | 4497474 |
| EZPRO-09-HP-C-11511DE-O | 1 | 9,000–9,000 | 20.2 | 9.2 | 62% | No | R-454B | 4497456 |
| EZPRO-09-HP-C-11516 | 1 | 9,000–9,000 | 20 | 9.4 | 64% | No | R-410A | 3996128 |
| EZPRO-09-HP-C-11516D-O | 1 | 9,000–9,000 | 20.2 | 9.2 | 62% | No | R-454B | 4497455 |
| O-ES-09-HP-C-230B | 1 | 9,000–9,000 | 25.5 | 12.3 | 75% | Yes | R-410A | 3996023 |
| O-ES-09-HP-C-230C-O1 | 3 | 9,000–9,000 | 27.4 | 12.5 | 112% | Yes | R-454B | 4428961 |
| O-HH-09-HP-C-230A | 1 | 9,000–9,000 | 28.1 | 11.5 | 88% | Yes | R-410A | 2451016 |
| O-HH-09-HP-C-230B | 1 | 9,000–9,000 | 28.1 | 11.5 | 88% | Yes | R-410A | 2450843 |
| O-HH-09-HP-C-230C-O | 3 | 9,000–9,000 | 27.4 | 12.5 | 112% | Yes | R-454B | 3798942 |
| AEPL**MHV23S1231B1A | 1 | 12,000–12,000 | 24 | 10 | 83% | Yes | R-32 | 4623886 |
| AEPL**MHV23S1232B1A | 1 | 12,000–12,000 | 24 | 10 | 83% | Yes | R-32 | 4623888 |
| DIY-12-HP-C-115C | 1 | 12,000–12,000 | 22.5 | 9 | 53% | No | R-410A | 3996091 |
| DIY-12-HP-C-115C25 | 1 | 12,000–12,000 | 22.5 | 9 | 53% | No | R-410A | 3996036 |
| DIY-12-HP-C-115D25-O | 1 | 12,000–12,000 | 23.5 | 10.2 | 70% | Yes | R-454B | 3798934 |
| DIYHH-12-HP-C-230D25-O | 2 | 12,000–12,000 | 23.5 | 10.8 | 92% | Yes | R-454B | 3798939 |
| DIYP-12-HP-C-115DE11-O | 1 | 12,000–12,000 | 23.5 | 10.2 | 70% | Yes | R-454B | 4497475 |
| O-ES-12-HP-C-230B | 1 | 12,000–12,000 | 24.6 | 10.7 | 67% | No | R-410A | 2450681 |
| O-ES-12-HP-C-230C-O1 | 3 | 12,000–12,000 | 25.4 | 11.6 | 96% | Yes | R-454B | 4428965 |
| O-HH-12-HP-C-230A | 1 | 12,000–12,000 | 25.5 | 10.4 | 100% | Yes | R-410A | 2450859 |
| O-HH-12-HP-C-230B | 1 | 12,000–12,000 | 25.5 | 10.4 | 100% | Yes | R-410A | 2450676 |
| O-HH-12-HP-C-230C-O | 3 | 12,000–12,000 | 25.4 | 11.6 | 96% | Yes | R-454B | 3798946 |
| O-HH-18-HP-C-230C-O | 3 | 16,000–18,000 | 21.4 | 12.3 | 100% | Yes | R-454B | 3798949 |
| DIYHH-18-HP-C-230D25-O | 2 | 16,700–18,000 | 21.2 | 12.2 | 100% | Yes | R-454B | 3798941 |
| DIY-18-HP-C-230C25 | 2 | 17,000–18,000 | 23 | 10.3 | 65% | No | R-410A | 3996011 |
| AEPL**MHV22S1831B1A | 1 | 18,000–18,000 | 24 | 10 | 83% | Yes | R-32 | 4623885 |
| DIY-18-HP-C-230C | 1 | 18,000–18,000 | 22.7 | 9.8 | 65% | No | R-410A | 2450832 |
| DIY-18-HP-C-230D25-O | 2 | 18,000–18,000 | 22.5 | 11.5 | 73% | Yes | R-454B | 3798935 |
| DIY-MULTI2-18HP230C | 1 | 18,000–18,000 | 21.2 | 9.6 | 74% | Yes | R-410A | 2450846 |
| DIY-MULTI3-18HP230D-O | 1 | 18,000–18,000 | 23.9 | 10 | 74% | Yes | R-454B | 3798969 |
| DIYP-18-HP-C-230DE11-O | 1 | 18,000–18,000 | 22.5 | 11.5 | 71% | Yes | R-454B | 4497476 |
| MULTI2-18HP230B | 1 | 18,000–18,000 | 19 | 9.8 | 70% | Yes | R-410A | 2450689 |
| MULTI3-18HP230C-O | 1 | 18,000–18,000 | 25.1 | 9.8 | 71% | Yes | R-454B | 4016548 |
| O-ES-18-HP-C-230B | 1 | 18,000–18,000 | 23.5 | 10.8 | 59% | No | R-410A | 3996024 |
| O-ES-18-HP-C-230C-O1 | 1 | 18,000–18,000 | 21.4 | 11 | 100% | Yes | R-454B | 4428967 |
| O-HH-18-HP-C-230A | 1 | 18,000–18,000 | 21.5 | 11.3 | 100% | Yes | R-410A | 2450842 |
| O-HH-18-HP-C-230B | 1 | 18,000–18,000 | 21.5 | 11.3 | 100% | Yes | R-410A | 2451019 |
| AEPL**MHV22S2431B1A | 1 | 23,000–23,000 | 23 | 10 | 73% | Yes | R-32 | 4623884 |
| DIY-24-HP-C-230C | 1 | 23,000–23,000 | 20.5 | 9.2 | 62% | No | R-410A | 2450852 |
| DIY-24-HP-C-230C25 | 1 | 23,000–23,000 | 20.5 | 9.2 | 62% | No | R-410A | 2450680 |
| O-HH-24-HP-C-230C-O | 3 | 23,400–24,000 | 21 | 13.5 | 95% | Yes | R-454B | 3798951 |
| A-24-HP-C-230D-O | 1 | 24,000–24,000 | 18.7 | 9.3 | 71% | Yes | R-454B | 3798968 |
| DIY-24-HP-C-230D25-O | 1 | 24,000–24,000 | 22.7 | 9.5 | 67% | No | R-454B | 3798937 |
| DIYP-24-HP-C-230DE11-O | 1 | 24,000–24,000 | 22.7 | 9.5 | 67% | No | R-454B | 4497477 |
| O-ES-24-HP-C-230B | 1 | 24,000–24,000 | 22 | 10 | 62% | No | R-410A | 2450685 |
| O-ES-24-HP-C-230C-O1 | 1 | 24,000–24,000 | 21 | 13.5 | 83% | Yes | R-454B | 4497442 |
| O-HH-24-HP-C-230A | 1 | 24,000–24,000 | 21.5 | 11.4 | 86% | Yes | R-410A | 2450845 |
| O-HH-24-HP-C-230B | 1 | 24,000–24,000 | 21.5 | 11.4 | 86% | Yes | R-410A | 2450691 |
| DIY-MULTI4-27HP230D-O | 1 | 26,000–26,000 | 23 | 9 | 70% | Yes | R-454B | 3798970 |
| DIY-MULTI3-27HP230C | 1 | 27,000–27,000 | 22 | 9.5 | 70% | Yes | R-410A | 2450695 |
| MULTI4-27HP230C-O | 1 | 27,000–27,000 | 25 | 9.5 | 70% | Yes | R-454B | 4016551 |
| MULTI3-27HP230B | 1 | 28,000–28,000 | 24.6 | 9.5 | 68% | No | R-410A | 2450670 |
| DIY-MULTI5-36HP230D-O | 1 | 34,000–34,000 | 23 | 9.9 | 70% | Yes | R-454B | 3798973 |
| MULTI4-36HP230B | 1 | 36,000–36,000 | 23.9 | 9.5 | 68% | No | R-410A | 2450850 |
| MULTI5-36HP230C-O | 1 | 36,000–36,000 | 24 | 9.5 | 70% | Yes | R-454B | 4016554 |
| DIY-MULTI6-48HP230D-O | 1 | 43,000–43,000 | 21.8 | 10 | 77% | Yes | R-454B | 3798976 |
| DIY-MULTI6-55HP230D-O | 1 | 47,000–47,000 | 20 | 10.5 | 84% | Yes | R-454B | 3798979 |
| MULTI6-48HP230C-O | 1 | 47,000–47,000 | 24 | 10.3 | 75% | Yes | R-454B | 4016557 |
| MULTI5-48HP230B | 1 | 48,000–48,000 | 23.4 | 8.7 | 69% | No | R-410A | 2450678 |
Best values across pairings; open a unit page (DIY brands) or the ENERGY STAR record for each pairing.
See MRCOOL on the manufacturer's site (plain link, not an affiliate link)