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AIRDACH vs BROCK: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIRDACH model beats 57% and a typical BROCK model 42%. AIRDACH 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

BROCK

42%

of similar heat pumps beaten by its typical model

Below 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%BROCK: Beats 62%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIRDACH: Beats 39%BROCK: Beats 14%
  • Winter-long heating efficiencyHSPF2AIRDACH: Beats 49%BROCK: Beats 26%
  • Summer-long cooling efficiencySEER2AIRDACH: Beats 54%BROCK: Beats 32%
  • Hot-day cooling efficiencyEER2AIRDACH: Beats 58%BROCK: Beats 68%

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%
    BROCK
    17%

  • Xcel CC

    AIRDACH
    22%
    BROCK
    0%

  • CEE Advanced

    AIRDACH
    0%
    BROCK
    0%

  • ENERGY STAR CC

    AIRDACH
    0%
    BROCK
    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?

AIRDACH

  1. 1ACSH1823VM2-Dwith ductless indoor unit AIWH1800VM2-DAIRDACH1.5 tons · 18,000 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
    2.38 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    10.3 (HSPF2)
    Great
    70.6score / 100
  2. 2ACSH0924VM2-Dwith ductless indoor unit AICH0900VM1-DAIRDACH1 ton · 9,000 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.91 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    63.3score / 100
  3. 3AMSH1800VM1-DAIRDACH1.5 tons · 18,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.86 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.2 (HSPF2)
    Good
    57.1score / 100

BROCK

No ductless, up to 1.5 tons model from BROCK.

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