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Proair vs SLIMAIR TECHNOLOGIES: heat pump ratings compared

Against heat pumps of the same size and type, a typical Proair model beats 50% and a typical SLIMAIR TECHNOLOGIES model 47%. Proair rates slightly higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

Proair

50%

of similar heat pumps beaten by its typical model

About average

11 models listed

SLIMAIR TECHNOLOGIES

47%

of similar heat pumps beaten by its typical model

About average

11 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • Efficiency on a 5°F dayCOP at 5°FProair: Beats 45%SLIMAIR TECHNOLOGIES: Beats 14%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FProair: Beats 65%SLIMAIR TECHNOLOGIES: Beats 33%
  • Winter-long heating efficiencyHSPF2Proair: Beats 77%SLIMAIR TECHNOLOGIES: Beats 32%
  • Summer-long cooling efficiencySEER2Proair: Beats 48%SLIMAIR TECHNOLOGIES: Beats 32%
  • Hot-day cooling efficiencyEER2Proair: Beats 26%SLIMAIR TECHNOLOGIES: Beats 38%

Average (50%)Dashed outline: the other brand, for comparison

Want ranks, distributions per size class and cold-weather curves? Switch to Advanced

Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.

  • CEE 2025

    Proair
    46%
    SLIMAIR TECHNOLOGIES
    18%

  • Xcel CC

    Proair
    64%
    SLIMAIR TECHNOLOGIES
    9%

  • CEE Advanced

    Proair
    0%
    SLIMAIR TECHNOLOGIES
    0%

  • ENERGY STAR CC

    Proair
    0%
    SLIMAIR TECHNOLOGIES
    0%

Top cold-climate picks, ductless up to 1.5 tons

Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.

Showing Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Proair

No ductless, up to 1.5 tons model from Proair.

SLIMAIR TECHNOLOGIES

  1. 1SHC12VB-2Hwith ductless indoor unit SHM12VB-2DCSLIMAIR TECHNOLOGIES1 ton · 12,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Good
    34.7score / 100

These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.

Next steps

The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.

Open the advanced view