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AIR TECH vs COVAC: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIR TECH model beats 70% and a typical COVAC model 35%. AIR TECH rates higher overall.

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

AIR TECH

70%

of similar heat pumps beaten by its typical model

Well above average

13 models listed

COVAC

35%

of similar heat pumps beaten by its typical model

Well below average

3 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°FAIR TECH: Beats 57%COVAC: Beats 47%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIR TECH: Beats 75%COVAC: Beats 13%
  • Winter-long heating efficiencyHSPF2AIR TECH: Beats 67%COVAC: Beats 28%
  • Summer-long cooling efficiencySEER2AIR TECH: Beats 83%COVAC: Beats 46%
  • Hot-day cooling efficiencyEER2AIR TECH: Beats 64%COVAC: Beats 36%

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

    AIR TECH
    92%
    COVAC
    67%

  • Xcel CC

    AIR TECH
    92%
    COVAC
    33%

  • CEE Advanced

    AIR TECH
    8%
    COVAC
    0%

  • ENERGY STAR CC

    AIR TECH
    0%
    COVAC
    0%

All-around best, ducted up to 1.5 tons

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

Showing Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

AIR TECH

  1. 1ATMO18AXR32AIR TECH1.5 tons · 18,000 Btu/h · DuctedCold-climate pick, score 74.7Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    106% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    9.8 (HSPF2)
    Good
    Cooling efficiency
    20.5 (SEER2)
    Top 10%
    Hot-day cooling
    12.3 (EER2)
    Great
    79.1score / 100Heating 75 · Cooling 83
  2. 2ATCO18AXR32with ducted air handler ATCD18AXR32AIR TECH1.5 tons · 18,000 Btu/h · DuctedCold-climate pick, score 60.0Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    113% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Below the middle
    Cooling efficiency
    19.2 (SEER2)
    Good
    Hot-day cooling
    11.6 (EER2)
    Below the middle
    58.8score / 100Heating 60 · Cooling 58

COVAC

No ducted, up to 1.5 tons model from COVAC.

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