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Innovair vs Nortek Global HVAC: heat pump ratings compared

Against heat pumps of the same size and type, a typical Innovair model beats 56% and a typical Nortek Global HVAC model 51%. Innovair rates slightly higher overall.

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

Innovair

56%

of similar heat pumps beaten by its typical model

Above average

44 models listed

Nortek Global HVAC

51%

of similar heat pumps beaten by its typical model

About average

75 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°FInnovair: Beats 51%Nortek Global HVAC: Beats 44%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FInnovair: Beats 64%Nortek Global HVAC: Beats 64%
  • Winter-long heating efficiencyHSPF2Innovair: Beats 53%Nortek Global HVAC: Beats 38%
  • Summer-long cooling efficiencySEER2Innovair: Beats 50%Nortek Global HVAC: Beats 39%
  • Hot-day cooling efficiencyEER2Innovair: Beats 42%Nortek Global HVAC: Beats 46%

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

    Innovair
    52%
    Nortek Global HVAC
    39%

  • Xcel CC

    Innovair
    48%
    Nortek Global HVAC
    41%

  • CEE Advanced

    Innovair
    0%
    Nortek Global HVAC
    0%

  • ENERGY STAR CC

    Innovair
    52%
    Nortek Global HVAC
    29%

Top cold-climate picks, ducted up to 1.5 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, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Innovair

  1. 1SHV18H2R20with ducted air handler WEV18H2R19Innovair1.5 tons · 18,000 Btu/h · DuctedKeeps 99% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    99% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Seasonal efficiency
    10.8 (HSPF2)
    Top 10%
    86.9score / 100
  2. 2SHV24H2R20*with ducted air handler MAC24H1418EInnovair1.5 tons · 20,000 Btu/h · DuctedKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR 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
    10.2 (HSPF2)
    Great
    65.2score / 100
  3. 3MHD-18with ducted air handler MHD-CC2.0-17.5-MInnovair1.5 tons · 18,000 Btu/h · DuctedKeeps 75% of its heat at 5°FMeets Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.21 (COP at 5°F)
    Great
    Seasonal efficiency
    9.5 (HSPF2)
    Good
    62.6score / 100

Nortek Global HVAC

  1. 1WHU09SZA21Swith ducted air handler WHU09DHA21SNortek Global HVAC (sold as Westinghouse)1 ton · 9,000 Btu/h · DuctedKeeps 79% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    79% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    55.9score / 100
  2. 2WHU18SZA21Swith ducted air handler WHU18DHA21SNortek Global HVAC (sold as Westinghouse)1.5 tons · 18,000 Btu/h · DuctedKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.01 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Good
    54.4score / 100
  3. 3WHU12SZA21Swith ducted air handler WHU12DHA21SNortek Global HVAC (sold as Westinghouse)1 ton · 12,000 Btu/h · DuctedKeeps 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
    2.01 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    50.9score / 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.

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