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AIRDACH vs KERR: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIRDACH model beats 57% and a typical KERR model 66%. KERR rates higher overall.

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

AIRDACH

57%

of similar heat pumps beaten by its typical model

Above average

23 models listed

KERR

66%

of similar heat pumps beaten by its typical model

Well above average

24 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°FAIRDACH: Beats 47%KERR: Beats 49%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIRDACH: Beats 39%KERR: Beats 78%
  • Winter-long heating efficiencyHSPF2AIRDACH: Beats 49%KERR: Beats 76%
  • Summer-long cooling efficiencySEER2AIRDACH: Beats 54%KERR: Beats 68%
  • Hot-day cooling efficiencyEER2AIRDACH: Beats 58%KERR: Beats 58%

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

    AIRDACH
    39%
    KERR
    83%

  • Xcel CC

    AIRDACH
    22%
    KERR
    79%

  • CEE Advanced

    AIRDACH
    0%
    KERR
    8%

  • ENERGY STAR CC

    AIRDACH
    0%
    KERR
    88%

Top cold-climate picks, ducted 2 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 Ducted, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

AIRDACH

None of AIRDACH’s ducted, 2 tons models qualifies.

KERR

  1. 1A-KMH24SU-1Awith ducted air handler B-KMH24DU-1KERRAlso listed as A-KMH24SV-12 tons · 24,000 Btu/h · DuctedKeeps 108% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    108% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Top 10%
    79.4score / 100
  2. 2A-KCD24SA-1with ducted air handler B-VCD24SA-1KERR2 tons · 24,000 Btu/h · DuctedKeeps 94% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    94% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.91 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    66.5score / 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