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42,000 Btu (3.5-ton) mini split heat pumps · page 2

207 certified 42,000 Btu (3.5-ton) mini-split heat pumps, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2), highest first, with the 44 filed in another size class after the rest.

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Filters 42,000 Btu (3.5-ton) Mini-split Cold-climate, all types 381
SEER2 and HSPF2, 207 models Median SEER2 20.8; median HSPF2 10.0. 9.0 10.0 11.0 16.0 18.0 20.0 22.0 24.0 HSPF2 (heating efficiency)SEER2 (cooling efficiency) KEENHYZHP49AA · KEEN Home · SEER2 20.8 · HSPF2 10.6 · 5 more models at this dotTMH42HDI2NAO0U25 · TCL · SEER2 20.0 · HSPF2 10.0 Median 20.8 Median 10.0
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Each dot is one set of certified figures; models with the same figures share a dot. Right is more efficient over a cooling season; up is more efficient over a heating season.
  1. Filed in another size class, also certified at 42,000 Btu (3.5-ton) with some indoor units
  2. 201 KEENHYZHP49AAKEEN Home
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

  3. 202 M6H48HN/O6S4PTrust Air Conditioners
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

  4. 203 M6H48HS/O6S4PTrust Air Conditioners
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

  5. 204 SHC6Z48AH2AGSlimAir
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

  6. 205 WOM-48HH6/230Wells
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

  7. 206 Z4SOV-48HDMB-USHHZero
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

  8. 207 TMH42HDI2NAO0U25TCL
    42,000 Btu/hheating at 47°F 39,000 Btu/hcooling at 95°F

    42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,400 Btu/h · Cold output 71–74% · HSPF2 10.0 · 4 pairings

42,000 Btu (3.5-ton) mini split heat pumps, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2)
# Model Brands Type 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
Filed in another size class, also certified at 42,000 Btu (3.5-ton) with some indoor units
201 KEENHYZHP49AA KEEN Home Mini-splitCold climate 48,000 48,000 47,000 98–100% 2.00 20.8 10.6 Variable R-454B US CA 3
202 M6H48HN/O6S4P Trust Air Conditioners Mini-splitCold climate 48,000 48,000 47,000 98–100% 2.00 20.8 10.6 Variable R-454B US CA 3
203 M6H48HS/O6S4P Trust Air Conditioners Mini-splitCold climate 48,000 48,000 47,000 98–100% 2.00 20.8 10.6 Variable R-454B US CA 3
204 SHC6Z48AH2AG SlimAir Mini-splitCold climate 48,000 48,000 47,000 98–100% 2.00 20.8 10.6 Variable R-454B US CA 3
205 WOM-48HH6/230 Wells Mini-splitCold climate 48,000 48,000 47,000 98–100% 2.00 20.8 10.6 Variable R-454B US CA 3
206 Z4SOV-48HDMB-USHH Zero Mini-splitCold climate 48,000 48,000 47,000 98–100% 2.00 20.8 10.6 Variable R-454B US CA 3
207 TMH42HDI2NAO0U25 TCL Mini-splitCold climate 30,400 42,000 39,000 71–74% 2.00 20.0 10.0 Variable R-32 US CA 4

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

7 of 207 units · page 2 of 2

Other sizes

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