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Panasonic heat pumps: how do their ratings compare?

A typical Panasonic heat pump beats 68% of similar heat pumps (same size and type), which is well above average. Panasonic has 29 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

68%

of similar heat pumps beaten by its typical model

Well above average

Panasonic has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 37 models with every rating.

Panasonic, rating by ratingStrongest on winter-long heating efficiency (beats 80%), weakest on hot-day cooling efficiency (beats 62%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 64%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 72%
  • Winter-long heating efficiencyHSPF2Beats 80%
  • Summer-long cooling efficiencySEER2Beats 66%
  • Hot-day cooling efficiencyEER2Beats 62%

Average (50%)

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

Want Panasonic’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.

  • 97%

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

    28 models. All brands: 57%.

    See them

  • 90%

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

    26 models. All brands: 53%.

    See them

  • 21%

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

    6 models. All brands: 3%.

    See them

Top Panasonic cold-climate picks, by size

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

4 of Panasonic’s 4 models of this size and type qualify.

  1. 1CU-3Z22ABUCPanasonic2 tons · 22,000 Btu/h · DuctlessKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.27 (COP at 5°F)
    Great
    Seasonal efficiency
    10.7 (HSPF2)
    Great
    90.9score / 100
  2. 2CU-4Z24BBUCPanasonic2 tons · 24,000 Btu/h · DuctlessKeeps 113% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    113% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.08 (COP at 5°F)
    Good
    Seasonal efficiency
    11.4 (HSPF2)
    Top 10%
    85.3score / 100
  3. 3CU-XZ24AKUACwith ductless indoor unit CS-XZ24AKUAWPanasonic2 tons · 24,000 Btu/h · DuctlessKeeps 85% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    85% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.24 (COP at 5°F)
    Great
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    84.4score / 100
  4. 4CU-YM24CBUCwith ductless indoor unit CS-YM24CL4UWPanasonic2 tons · 24,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    73.7score / 100

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 Panasonic’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

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