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Coast Air heat pumps: how do their ratings compare?

A typical Coast Air heat pump beats 50% of similar heat pumps (same size and type), which is about average. Coast Air has 6 heat pump models in this list.

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

Overall score

50%

of similar heat pumps beaten by its typical model

About average

Coast Air has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 5 models with every rating.

Coast Air, rating by ratingStrongest on summer-long cooling efficiency (beats 54%), weakest on heating power kept at 5°f (beats 16%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 52%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 16%
  • Winter-long heating efficiencyHSPF2Beats 46%
  • Summer-long cooling efficiencySEER2Beats 54%
  • Hot-day cooling efficiencyEER2Beats 48%

Average (50%)

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

Want Coast Air’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.

  • 67%

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

    4 models. All brands: 48%.

    See them

  • 0%

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

    0 models. All brands: 38%.

    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: 1%.

Coast Air all-around best, by size

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating 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?

3 of Coast Air’s 3 models of this size and type have all five ratings.

  1. 1A-CAD09-0Awith ductless indoor unit B-CAD09-0ACoast Air1 ton · 9,000 Btu/h · DuctlessNot a cold-climate pick: keeps 64% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    65% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.96 (COP at 5°F)
    Good
    Winter efficiency
    10.8 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.5 (EER2)
    Great
    72.3score / 100Heating 56 · Cooling 89
  2. 2A-CAD18-1Awith ductless indoor unit B-CAD18-1ACoast Air1.5 tons · 18,000 Btu/h · DuctlessNot a cold-climate pick: keeps 65% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    65% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Winter efficiency
    9.8 (HSPF2)
    Good
    Cooling efficiency
    22.7 (SEER2)
    Good
    Hot-day cooling
    12.6 (EER2)
    Good
    59.1score / 100Heating 52 · Cooling 66
  3. 3A-CAD12-0Awith ductless indoor unit B-CAD12-0ACoast Air1 ton · 12,000 Btu/h · DuctlessNot a cold-climate pick: keeps 53% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    53% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.95 (COP at 5°F)
    Good
    Winter efficiency
    9.0 (HSPF2)
    Below the middle
    Cooling efficiency
    22.5 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Below the middle
    47.2score / 100Heating 35 · Cooling 60

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

Open the advanced view