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EMI heat pumps

30 certified models, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2), highest first.

Filters EMI
  1. 1 EMXSZ109DAEMI
    12,000 Btu/hheating at 47°F 9,000 Btu/hcooling at 95°F

    9,000 Btu · Mini-split · 5°F 11,500 Btu/h · Cold output 96% · HSPF2 12.5 · 1 pairing

  2. 2 MHSZ106DAConforto, EMI
    7,000 Btu/hheating at 47°F 6,000 Btu/hcooling at 95°F

    6,000 Btu · Mini-split · 5°F 7,500 Btu/h · Cold output 107% · HSPF2 13.6 · 3 pairings

  3. 3 EMXSZ106DAEMI
    7,000 Btu/hheating at 47°F 6,000 Btu/hcooling at 95°F

    6,000 Btu · Mini-split · 5°F 7,700 Btu/h · Cold output 110% · HSPF2 14.8 · 1 pairing

  4. 4 EMXSZ112DAEMI
    12,000 Btu/hheating at 47°F 12,000 Btu/hcooling at 95°F

    12,000 Btu (1-ton) · Mini-split · 5°F 11,500 Btu/h · Cold output 96% · HSPF2 10.5 · 1 pairing

  5. 5 MHSZ109DAConforto, EMI
    9,800 Btu/hheating at 47°F 9,000 Btu/hcooling at 95°F

    9,000 Btu · Mini-split · 5°F 10,000 Btu/h · Cold output 88–102% · HSPF2 10.9 · 6 pairings

  6. 6 MHSZ112DAConforto, EMI
    12,000 Btu/hheating at 47°F 12,000 Btu/hcooling at 95°F

    12,000 Btu (1-ton) · Mini-split · 5°F 11,300 Btu/h · Cold output 94–100% · HSPF2 10.3 · 6 pairings

  7. 7 EMXMZ218DAEMI
    20,000 Btu/hheating at 47°F 19,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 18,500 Btu/h · Cold output 90–95% · HSPF2 10.2 · 3 pairings

  8. 8 EMXMZ548DAEMI
    48,500 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    48,000 Btu (4-ton) · Mini-split · 5°F 47,500 Btu/h · Cold output 96–100% · HSPF2 11.0 · 3 pairings

  9. 9 ECOSZ109DAEMI
    10,000 Btu/hheating at 47°F 9,000 Btu/hcooling at 95°F

    9,000 Btu · Mini-split · 5°F 7,000 Btu/h · Cold output 70% · HSPF2 9.4 · 1 pairing

  10. 10 MHMZ327DAConforto, EMI
    28,000 Btu/hheating at 47°F 28,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Mini-split · 5°F 25,000 Btu/h · Cold output 89% · HSPF2 10.1 · 7 pairings

  11. 11 EMXSZ118DAEMI
    18,000 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 18,000 Btu/h · Cold output 100% · HSPF2 11.0 · 1 pairing

  12. 12 MHMZ548DAConforto, EMI
    49,000 Btu/hheating at 47°F 47,500 Btu/hcooling at 95°F

    48,000 Btu (4-ton) · Mini-split · 5°F 43,500 Btu/h · Cold output 87–92% · HSPF2 9.4 · 8 pairings

  13. 13 EMXMZ436DAEMI
    36,000 Btu/hheating at 47°F 36,000 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Mini-split · 5°F 37,000 Btu/h · Cold output 100–106% · HSPF2 10.6 · 3 pairings

  14. 14 EMXSZ124DAEMI
    29,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 24,200 Btu/h · Cold output 83% · HSPF2 13.5 · 1 pairing

  15. 15 MHSZ124DAConforto, EMI
    29,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 25,000 Btu/h · Cold output 86–103% · HSPF2 11.5 · 4 pairings

  16. 16 EMXMZ327DAEMI
    27,000 Btu/hheating at 47°F 27,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Mini-split · 5°F 27,000 Btu/h · Cold output 96–100% · HSPF2 10.0 · 3 pairings

  17. 17 ADSZ130DAConforto, EMI
    30,000 Btu/hheating at 47°F 30,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Mini-split · 5°F 18,000 Btu/h · Cold output 60% · HSPF2 9.1 · 2 pairings

  18. 18 MHSZ118DAConforto, EMI
    17,000 Btu/hheating at 47°F 16,000 Btu/hcooling at 95°F

    15,000 Btu · Mini-split · 5°F 16,000 Btu/h · Cold output 94–100% · HSPF2 10.4 · 6 pairings

  19. 19 MHMZ436DAConforto, EMI
    37,000 Btu/hheating at 47°F 36,000 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Mini-split · 5°F 34,400 Btu/h · Cold output 89–97% · HSPF2 10.2 · 7 pairings

  20. 20 MHMZ218DAConforto, EMI
    20,000 Btu/hheating at 47°F 19,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 19,300 Btu/h · Cold output 95–99% · HSPF2 9.6 · 6 pairings

  21. 21 ECOSZ118DAEMI
    18,800 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 11,500 Btu/h · Cold output 61% · HSPF2 9.1 · 1 pairing

  22. 22 ECOSZ130DAEMI
    30,000 Btu/hheating at 47°F 30,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Mini-split · 5°F 19,700 Btu/h · Cold output 66% · HSPF2 9.2 · 1 pairing

  23. 23 ECOSZ124DAEMI
    24,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 17,000 Btu/h · Cold output 71% · HSPF2 9.0 · 1 pairing

  24. 24 ADSZ109DAConforto, EMI
    10,000 Btu/hheating at 47°F 9,000 Btu/hcooling at 95°F

    9,000 Btu · Mini-split · 5°F 7,100 Btu/h · Cold output 71% · HSPF2 8.8 · 3 pairings

  25. 25 MHSD118DACFCConforto, EMI
    19,000 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Central · 5°F 15,000 Btu/h · Cold output 79–87% · HSPF2 9.4 · 4 pairings

  26. 26 MHSD124DACFCConforto, EMI
    25,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Central · 5°F 20,000 Btu/h · Cold output 80–94% · HSPF2 9.8 · 4 pairings

  27. 27 MHSD130DACFCConforto, EMI
    33,000 Btu/hheating at 47°F 30,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Central · 5°F 24,000 Btu/h · Cold output 73–82% · HSPF2 9.3 · 4 pairings

  28. 28 MHSD148DACFCConforto, EMI
    50,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    48,000 Btu (4-ton) · Central · 5°F 46,000 Btu/h · Cold output 92% · HSPF2 9.4 · 2 pairings

  29. 29 MHSD160DACFCConforto, EMI
    59,000 Btu/hheating at 47°F 55,000 Btu/hcooling at 95°F

    54,000 Btu (4.5-ton) · Central · 5°F 48,500 Btu/h · Cold output 82% · HSPF2 9.4 · 2 pairings

  30. 30 MHSD136DACFCConforto, EMI
    39,000 Btu/hheating at 47°F 35,000 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Central · 5°F 32,000 Btu/h · Cold output 82–86% · HSPF2 10.0 · 6 pairings

EMI heat pumps, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2)
# Model Brands Type Size At 5°FBtu/h · heating At 47°FBtu/h · heating At 95°FBtu/h · cooling Cold output% of 47°F rating COP 5°Ffull speed SEER2median pairing HSPF2Btu/Wh · median pairing Compressor Refrigerant Market Pairings
1 EMXSZ109DA EMI Mini-split 9,000 Btu11,500 12,000 9,000 96% 1.80 27.4 12.5 Variable R-454B US CA 1
2 MHSZ106DA Conforto, EMI Mini-split 6,000 Btu7,500 7,000 6,000 107% 2.10 26.5 13.6 Variable R-410A US CA 3
3 EMXSZ106DA EMI Mini-split 6,000 Btu7,700 7,000 6,000 110% 2.39 25.5 14.8 Variable R-454B US CA 1
4 EMXSZ112DA EMI Mini-split 12,000 Btu (1-ton)11,500 12,000 12,000 96% 1.80 25.4 10.5 Variable R-454B US CA 1
5 MHSZ109DA Conforto, EMI Mini-split 9,000 Btu10,000 9,800 9,000 88–102% 1.90 24.3 10.9 Variable R-410A US CA 6
6 MHSZ112DA Conforto, EMI Mini-split 12,000 Btu (1-ton)11,300 12,000 12,000 94–100% 1.85 23.9 10.3 Variable R-410A US CA 6
7 EMXMZ218DA EMI Mini-split 18,000 Btu (1.5-ton)18,500 20,000 19,000 90–95% 2.00 22.5 10.2 Variable R-454B US CA 3
8 EMXMZ548DA EMI Mini-split 48,000 Btu (4-ton)47,500 48,500 47,000 96–100% 2.00 21.7 11.0 Variable R-454B US CA 3
9 ECOSZ109DA EMI Mini-split 9,000 Btu7,000 10,000 9,000 70% 2.00 21.6 9.4 Variable R-454B US CA 1
10 MHMZ327DA Conforto, EMI Mini-split 30,000 Btu (2.5-ton)25,000 28,000 28,000 89% 1.80 21.5 10.1 Variable R-410A US CA 7
11 EMXSZ118DA EMI Mini-split 18,000 Btu (1.5-ton)18,000 18,000 18,000 100% 1.92 21.4 11.0 Variable R-454B US CA 1
12 MHMZ548DA Conforto, EMI Mini-split 48,000 Btu (4-ton)43,500 49,000 47,500 87–92% 2.00 21.4 9.4 Variable R-410A US CA 8
13 EMXMZ436DA EMI Mini-split 36,000 Btu (3-ton)37,000 36,000 36,000 100–106% 2.00 21.2 10.6 Variable R-454B US CA 3
14 EMXSZ124DA EMI Mini-split 24,000 Btu (2-ton)24,200 29,000 24,000 83% 2.34 21.0 13.5 Variable R-454B US CA 1
15 MHSZ124DA Conforto, EMI Mini-split 24,000 Btu (2-ton)25,000 29,000 24,000 86–103% 2.11 21.0 11.5 Variable R-410A US CA 4
16 EMXMZ327DA EMI Mini-split 30,000 Btu (2.5-ton)27,000 27,000 27,000 96–100% 2.00 21.0 10.0 Variable R-454B US CA 3
17 ADSZ130DA Conforto, EMI Mini-split 30,000 Btu (2.5-ton)18,000 30,000 30,000 60% 1.83 21.0 9.1 Variable R-410A US CA 2
18 MHSZ118DA Conforto, EMI Mini-split 15,000 Btu16,000 17,000 16,000 94–100% 1.78 20.8 10.4 Variable R-410A US CA 6
19 MHMZ436DA Conforto, EMI Mini-split 36,000 Btu (3-ton)34,400 37,000 36,000 89–97% 1.80 20.6 10.2 Variable R-410A US CA 7
20 MHMZ218DA Conforto, EMI Mini-split 18,000 Btu (1.5-ton)19,300 20,000 19,000 95–99% 1.88 20.5 9.6 Variable R-410A US CA 6
21 ECOSZ118DA EMI Mini-split 18,000 Btu (1.5-ton)11,500 18,800 18,000 61% 2.00 20.2 9.1 Variable R-454B US CA 1
22 ECOSZ130DA EMI Mini-split 30,000 Btu (2.5-ton)19,700 30,000 30,000 66% 1.88 20.0 9.2 Variable R-454B US CA 1
23 ECOSZ124DA EMI Mini-split 24,000 Btu (2-ton)17,000 24,000 24,000 71% 2.11 18.5 9.0 Variable R-454B US CA 1
24 ADSZ109DA Conforto, EMI Mini-split 9,000 Btu7,100 10,000 9,000 71% 2.10 18.5 8.8 Variable R-410A US CA 3
25 MHSD118DACFC Conforto, EMI Central 18,000 Btu (1.5-ton)15,000 19,000 18,000 79–87% 2.12 17.1 9.4 Variable R-410A US CA 4
26 MHSD124DACFC Conforto, EMI Central 24,000 Btu (2-ton)20,000 25,000 24,000 80–94% 1.93 17.0 9.8 Variable R-410A US CA 4
27 MHSD130DACFC Conforto, EMI Central 30,000 Btu (2.5-ton)24,000 33,000 30,000 73–82% 1.83 15.9 9.3 Variable R-410A US CA 4
28 MHSD148DACFC Conforto, EMI Central 48,000 Btu (4-ton)46,000 50,000 47,000 92% 1.90 15.6 9.4 Variable R-410A US CA 2
29 MHSD160DACFC Conforto, EMI Central 54,000 Btu (4.5-ton)48,500 59,000 55,000 82% 1.91 15.3 9.4 Variable R-410A US CA 2
30 MHSD136DACFC Conforto, EMI Central 36,000 Btu (3-ton)32,000 39,000 35,000 82–86% 2.00 15.2 10.0 Variable R-410A US CA 6

The share is heat output at 5°F divided by the 47°F rating. Tests use different compressor speeds.

30 of 30 units

Other sizes

Every size class, with how many units it holds and its median heat output at 5°F