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Bestcold heat pumps

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

Filters Bestcold
  1. 1 MYTW12NA23BCH25ES-OBestcold
    12,000 Btu/hheating at 47°F 12,000 Btu/hcooling at 95°F

    12,000 Btu (1-ton) · Mini-split · 5°F 12,000 Btu/h · Cold output 100% · HSPF2 10.5 · 1 pairing

  2. 2 MYTW09NA23BCH25ES-OBestcold
    9,000 Btu/hheating at 47°F 9,000 Btu/hcooling at 95°F

    9,000 Btu · Mini-split · 5°F 9,100 Btu/h · Cold output 101% · HSPF2 10.5 · 1 pairing

  3. 3 MYTW12NA23BCH24ES-OBestcold
    12,600 Btu/hheating at 47°F 12,000 Btu/hcooling at 95°F

    12,000 Btu (1-ton) · Mini-split · 5°F 9,100 Btu/h · Cold output 72% · HSPF2 10.0 · 1 pairing

  4. 4 MYTW18NA23BCH25ES-OBestcold
    18,000 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 17,800 Btu/h · Cold output 99% · HSPF2 10.0 · 1 pairing

  5. 5 MYTW18NA23BCH24ES-OBestcold
    19,000 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 13,600 Btu/h · Cold output 72% · HSPF2 10.0 · 1 pairing

  6. 6 MYTW12NA13BCH24ES-OBestcold
    12,400 Btu/hheating at 47°F 12,000 Btu/hcooling at 95°F

    12,000 Btu (1-ton) · Mini-split · 5°F 8,900 Btu/h · Cold output 72% · HSPF2 10.0 · 1 pairing

  7. 7 MYTW24NA23BCH24ES-OBestcold
    25,000 Btu/hheating at 47°F 23,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 18,600 Btu/h · Cold output 74% · HSPF2 9.5 · 1 pairing

  8. 8 MYTM20NA2R32BCH18-OBestcold
    20,000 Btu/hheating at 47°F 20,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 14,000 Btu/h · Cold output 70% · HSPF2 9.5 · 1 pairing

  9. 9 MYTW09NA13BCH24ES-OBestcold
    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 9.5 · 1 pairing

  10. 10 MYTW09NA23BCH24ES-OBestcold
    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 9.5 · 1 pairing

  11. 11 MYTW24NA23BCH25ES-OBestcold
    24,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 22,400 Btu/h · Cold output 93% · HSPF2 10.0 · 1 pairing

  12. 12 MYTM37NA2R32BCH18-OBestcold
    42,000 Btu/hheating at 47°F 38,000 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Mini-split · 5°F 31,000 Btu/h · Cold output 74% · HSPF2 9.5 · 1 pairing

  13. 13 MYTM45NA2R32BCH18-OBestcold

    Same as MYTM37NA2R32BCH18-O

    42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split · 5°F 31,000 Btu/h · Cold output 74% · HSPF2 9.5 · 1 pairing

  14. 14 MYTM28NA2R32BCH18-OBestcold
    28,000 Btu/hheating at 47°F 28,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Mini-split · 5°F 21,000 Btu/h · Cold output 75% · HSPF2 9.5 · 1 pairing

  15. 15 MYUA24NA23BCH20-OBestcold
    24,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Central · 5°F 17,800 Btu/h · Cold output 74% · HSPF2 9.5 · 1 pairing

  16. 16 MYORU24NA22BCH19ESBestcold
    24,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Central · 5°F 24,600 Btu/h · Cold output 103% · HSPF2 9.0 · 1 pairing

  17. 17 MYUA48NA23BCH19-OBestcold
    48,000 Btu/hheating at 47°F 48,000 Btu/hcooling at 95°F

    48,000 Btu (4-ton) · Central · 5°F 35,000 Btu/h · Cold output 73% · HSPF2 9.8 · 1 pairing

  18. 18 MYORU36NA22BCH18ESBestcold
    33,000 Btu/hheating at 47°F 33,000 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Central · 5°F 28,000 Btu/h · Cold output 85% · HSPF2 9.0 · 1 pairing

  19. 19 MYUA36NA23BCH19-OBestcold
    34,200 Btu/hheating at 47°F 34,200 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Central · 5°F 25,000 Btu/h · Cold output 73% · HSPF2 9.0 · 1 pairing

  20. 20 MYORU48NA22BCH18ESBestcold
    48,000 Btu/hheating at 47°F 48,000 Btu/hcooling at 95°F

    48,000 Btu (4-ton) · Central · 5°F 35,200 Btu/h · Cold output 73% · HSPF2 8.8 · 1 pairing

  21. 21 MYUA60NA23BCH17-OBestcold
    54,000 Btu/hheating at 47°F 54,000 Btu/hcooling at 95°F

    54,000 Btu (4.5-ton) · Central · 5°F 38,500 Btu/h · Cold output 71% · HSPF2 9.0 · 1 pairing

  22. 22 MYORU60NA22BCH17ESBestcold
    56,000 Btu/hheating at 47°F 56,000 Btu/hcooling at 95°F

    54,000 Btu (4.5-ton) · Central · 5°F 40,000 Btu/h · Cold output 71% · HSPF2 8.8 · 1 pairing

Bestcold 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 MYTW12NA23BCH25ES-O Bestcold Mini-split 12,000 Btu (1-ton)12,000 12,000 12,000 100% 1.80 25.0 10.5 Variable R-454B US 1
2 MYTW09NA23BCH25ES-O Bestcold Mini-split 9,000 Btu9,100 9,000 9,000 101% 1.80 25.0 10.5 Variable R-454B US 1
3 MYTW12NA23BCH24ES-O Bestcold Mini-split 12,000 Btu (1-ton)9,100 12,600 12,000 72% 2.10 24.0 10.0 Variable R-454B US 1
4 MYTW18NA23BCH25ES-O Bestcold Mini-split 18,000 Btu (1.5-ton)17,800 18,000 18,000 99% 1.80 23.5 10.0 Variable R-454B US 1
5 MYTW18NA23BCH24ES-O Bestcold Mini-split 18,000 Btu (1.5-ton)13,600 19,000 18,000 72% 1.80 23.0 10.0 Variable R-454B US 1
6 MYTW12NA13BCH24ES-O Bestcold Mini-split 12,000 Btu (1-ton)8,900 12,400 12,000 72% 2.10 23.0 10.0 Variable R-454B US 1
7 MYTW24NA23BCH24ES-O Bestcold Mini-split 24,000 Btu (2-ton)18,600 25,000 23,000 74% 1.80 23.0 9.5 Variable R-454B US 1
8 MYTM20NA2R32BCH18-O Bestcold Mini-split 18,000 Btu (1.5-ton)14,000 20,000 20,000 70% 2.00 23.0 9.5 Variable R-32 US 1
9 MYTW09NA13BCH24ES-O Bestcold Mini-split 9,000 Btu7,100 10,000 9,000 71% 1.90 23.0 9.5 Variable R-454B US 1
10 MYTW09NA23BCH24ES-O Bestcold Mini-split 9,000 Btu7,100 10,000 9,000 71% 1.90 23.0 9.5 Variable R-454B US 1
11 MYTW24NA23BCH25ES-O Bestcold Mini-split 24,000 Btu (2-ton)22,400 24,000 24,000 93% 1.80 22.5 10.0 Variable R-454B US 1
12 MYTM37NA2R32BCH18-O Bestcold Mini-split 36,000 Btu (3-ton)31,000 42,000 38,000 74% 2.00 20.0 9.5 Variable R-32 US 1
13 MYTM45NA2R32BCH18-OSame as MYTM37NA2R32BCH18-O Bestcold Mini-split 42,000 Btu (3.5-ton)31,000 42,000 42,000 74% 2.00 20.0 9.5 Variable R-32 US 1
14 MYTM28NA2R32BCH18-O Bestcold Mini-split 30,000 Btu (2.5-ton)21,000 28,000 28,000 75% 2.00 20.0 9.5 Variable R-32 US 1
15 MYUA24NA23BCH20-O Bestcold Central 24,000 Btu (2-ton)17,800 24,000 24,000 74% 2.20 20.0 9.5 Variable R-454B US 1
16 MYORU24NA22BCH19ES Bestcold Central 24,000 Btu (2-ton)24,600 24,000 24,000 103% 2.00 19.0 9.0 Variable R-32 US CA 1
17 MYUA48NA23BCH19-O Bestcold Central 48,000 Btu (4-ton)35,000 48,000 48,000 73% 2.20 18.5 9.8 Variable R-454B US 1
18 MYORU36NA22BCH18ES Bestcold Central 30,000 Btu (2.5-ton)28,000 33,000 33,000 85% 2.00 18.5 9.0 Variable R-32 US CA 1
19 MYUA36NA23BCH19-O Bestcold Central 36,000 Btu (3-ton)25,000 34,200 34,200 73% 2.20 18.5 9.0 Variable R-454B US 1
20 MYORU48NA22BCH18ES Bestcold Central 48,000 Btu (4-ton)35,200 48,000 48,000 73% 2.10 18.0 8.8 Variable R-32 US CA 1
21 MYUA60NA23BCH17-O Bestcold Central 54,000 Btu (4.5-ton)38,500 54,000 54,000 71% 2.20 17.0 9.0 Variable R-454B US 1
22 MYORU60NA22BCH17ES Bestcold Central 54,000 Btu (4.5-ton)40,000 56,000 56,000 71% 2.00 17.0 8.8 Variable R-32 US CA 1

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

22 of 22 units

Other sizes

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