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EXNOS heat pumps: how do their ratings compare?

A typical EXNOS heat pump beats 33% of similar heat pumps (same size and type), which is well below average. EXNOS has 38 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

33%

of similar heat pumps beaten by its typical model

Well below average

EXNOS has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 38 models with every rating.

EXNOS, rating by ratingStrongest on winter-long heating efficiency (beats 43%), weakest on hot-day cooling efficiency (beats 27%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 36%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 31%
  • Winter-long heating efficiencyHSPF2Beats 43%
  • Summer-long cooling efficiencySEER2Beats 31%
  • Hot-day cooling efficiencyEER2Beats 27%

Average (50%)

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

Want EXNOS’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.

  • 63%

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

    24 models. All brands: 57%.

    See them

  • 50%

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

    19 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%.

Top EXNOS 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, Up to 1.5 tons (under 21,000 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

16 of EXNOS’s 27 models of this size and type qualify.

  1. 1T20230W20E12EXNOSAlso listed as T18230W201.5 tons · 18,000 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
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    70.0score / 100
  2. 2A09230W20E12with ductless indoor unit A09230N20E12EXNOSAlso listed as A09230W208221 ton · 9,000 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)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    52.3score / 100
  3. 3T20230W20E11EXNOS1.5 tons · 20,000 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
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    46.2score / 100
  4. 4A09115W20E12with ductless indoor unit A09115N20E12EXNOSAlso listed as A09115W208221 ton · 9,000 Btu/h · DuctlessKeeps 73% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    44.2score / 100
  5. 5A09115W20E11with ductless indoor unit A09115N20E11EXNOS1 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
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    43.9score / 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 EXNOS’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view