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Alsetria vs Kepler: heat pump ratings compared

Against heat pumps of the same size and type, a typical Alsetria model beats 56% and a typical Kepler model 60%. Kepler rates slightly higher overall.

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

Alsetria

56%

of similar heat pumps beaten by its typical model

Above average

50 models listed

Kepler

60%

of similar heat pumps beaten by its typical model

Above average

51 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°FAlsetria: Beats 54%Kepler: Beats 50%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAlsetria: Beats 51%Kepler: Beats 59%
  • Winter-long heating efficiencyHSPF2Alsetria: Beats 69%Kepler: Beats 70%
  • Summer-long cooling efficiencySEER2Alsetria: Beats 61%Kepler: Beats 66%
  • Hot-day cooling efficiencyEER2Alsetria: Beats 45%Kepler: Beats 53%

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

    Alsetria
    60%
    Kepler
    71%

  • Xcel CC

    Alsetria
    42%
    Kepler
    57%

  • CEE Advanced

    Alsetria
    0%
    Kepler
    0%

  • ENERGY STAR CC

    Alsetria
    48%
    Kepler
    59%

Top cold-climate picks, ducted 3.5–4.5 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 Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Alsetria

  1. 1MOE30U-48HFN1-M-[X](GA)with ducted air handler MTI-48HWFN1-MAlsetria4 tons · 48,000 Btu/h · DuctedKeeps 88% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    88% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.02 (COP at 5°F)
    Good
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    86.4score / 100
  2. 2MOE30U-48HFN1-M-[X1]with ducted air handler MVC-48HWFN1-MAlsetria4 tons · 47,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    73.8score / 100
  3. 3MOE30U-55HFN1-Mwith ducted air handler MVC-60HWFN1-MAlsetria4.5 tons · 55,000 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.91 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    71.3score / 100

Kepler

  1. 1ODUM5OG-48HFN1-M-[X]Kepler4 tons · 47,000 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    74.9score / 100
  2. 2AZPN/48WDwith ducted air handler AZPN/48WAHKepler4 tons · 47,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    73.8score / 100
  3. 3AZPN/60WDwith ducted air handler AZPN/60WAHKepler4.5 tons · 55,000 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.91 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    71.3score / 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