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BROCK vs Kerr: heat pump ratings compared

Against heat pumps of the same size and type, a typical BROCK model beats 35% and a typical Kerr model 66%. Kerr rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

BROCK

35%

of similar heat pumps beaten by its typical model

Well below average

36 models listed

Kerr

66%

of similar heat pumps beaten by its typical model

Well above average

38 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°FBROCK: Beats 41%Kerr: Beats 59%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBROCK: Beats 13%Kerr: Beats 77%
  • Winter-long heating efficiencyHSPF2BROCK: Beats 24%Kerr: Beats 78%
  • Summer-long cooling efficiencySEER2BROCK: Beats 24%Kerr: Beats 64%
  • Hot-day cooling efficiencyEER2BROCK: Beats 64%Kerr: Beats 62%

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

    BROCK
    19%
    Kerr
    79%

  • Xcel CC

    BROCK
    0%
    Kerr
    90%

  • CEE Advanced

    BROCK
    0%
    Kerr
    3%

  • ENERGY STAR CC

    BROCK
    0%
    Kerr
    90%

All-around best, ductless 2 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ductless, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

BROCK

No ductless, 2 tons model from BROCK.

Kerr

  1. 1A-KHP24SA-1with ductless indoor unit B-KHP24SA-1KerrAlso listed as A-ZKP24SA-12 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 89.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.34 (COP at 5°F)
    Top 10%
    Winter efficiency
    13.5 (HSPF2)
    Top 10%
    Cooling efficiency
    21.0 (SEER2)
    Below the middle
    Hot-day cooling
    13.0 (EER2)
    Great
    76.4score / 100Heating 88 · Cooling 65
  2. 2A-KSP24SA-1with ductless indoor unit B-KSP24SA-1Kerr2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 38.9Meets Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.01 (COP at 5°F)
    Good
    Winter efficiency
    8.5 (HSPF2)
    Below the middle
    Cooling efficiency
    17.0 (SEER2)
    Below the middle
    Hot-day cooling
    9.0 (EER2)
    Below the middle
    20.9score / 100Heating 39 · Cooling 3

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