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KeplerX heat pumps: how do their ratings compare?

A typical KeplerX heat pump beats 42% of similar heat pumps (same size and type), which is below average. KeplerX has 20 heat pump models in this list.

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

Overall score

42%

of similar heat pumps beaten by its typical model

Below average

KeplerX has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 20 models with every rating.

KeplerX, rating by ratingStrongest on summer-long cooling efficiency (beats 58%), weakest on hot-day cooling efficiency (beats 26%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 34%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 41%
  • Winter-long heating efficiencyHSPF2Beats 52%
  • Summer-long cooling efficiencySEER2Beats 58%
  • Hot-day cooling efficiencyEER2Beats 26%

Average (50%)

Each bar: the share of similar heat pumps a typical model beats on that rating.

Want KeplerX’s ranks and its models inside every size class? Switch to Advanced

Rebate standards

Share of this brand’s models that meet the efficiency levels rebate programs use. Programs can have other rules too.

  • 35%

    meet CEE 2025 Tier 1, the level many utility rebates use.

    7 models. All brands: 57%.

    See them

  • 25%

    meet Xcel Energy Colorado’s cold-climate rebate levels.

    5 models. All brands: 53%.

    See them

  • 0%

    reach the cold-climate tier: full heating output and a COP of 2.1 or more at 5°F.

    None of its models yet. All brands: 3%.

KeplerX all-around best, by size

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

Showing Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

8 of KeplerX’s 8 models of this size and type have all five ratings.

  1. 1K18HVH48WD2RKeplerX4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 60.3Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    93% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    19.0 (SEER2)
    Great
    Hot-day cooling
    11.2 (EER2)
    Good
    65.5score / 100Heating 60 · Cooling 71
  2. 2K18HVH60WD2RKeplerX4.5 tons · 55,000 Btu/h · DuctedCold-climate pick, score 56.9Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.82 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    18.5 (SEER2)
    Great
    Hot-day cooling
    10.6 (EER2)
    Below the middle
    57.9score / 100Heating 57 · Cooling 59
  3. 3K20HVH48WD2VN3with ducted air handler K20HVH48WD2HN3KeplerX4 tons · 48,000 Btu/h · DuctedNot a cold-climate pick: keeps 60% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    60% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.35 (COP at 5°F)
    Great
    Winter efficiency
    8.1 (HSPF2)
    Good
    Cooling efficiency
    18.5 (SEER2)
    Great
    Hot-day cooling
    9.7 (EER2)
    Below the middle
    53.8score / 100Heating 59 · Cooling 49
  4. 4K20HVH60WD2VN3with ducted air handler K20HVH60WD2HN3KeplerX4.5 tons · 54,000 Btu/h · DuctedNot a cold-climate pick: keeps 55% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    56% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Winter efficiency
    8.0 (HSPF2)
    Below the middle
    Cooling efficiency
    17.7 (SEER2)
    Good
    Hot-day cooling
    8.6 (EER2)
    Below the middle
    46.8score / 100Heating 55 · Cooling 39
  5. 5K18HVH48WD2UN3with ducted air handler K18HVH48WD2HN3KeplerX4 tons · 48,000 Btu/h · DuctedNot a cold-climate pick: keeps 56% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    56% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.5 (HSPF2)
    Good
    Cooling efficiency
    16.5 (SEER2)
    Good
    Hot-day cooling
    9.0 (EER2)
    Below the middle
    35.3score / 100Heating 36 · Cooling 35

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

What to do next

The advanced view has KeplerX’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

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