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Nortek Global HVAC heat pumps: how do their ratings compare?

A typical Nortek Global HVAC heat pump beats 31% of similar heat pumps (same size and type), which is well below average. Nortek Global HVAC has 109 heat pump models in this list, also sold as Frigidaire, Gibson, Intertherm, Maytag, Miller and 3 more names.

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

Overall score

31%

of similar heat pumps beaten by its typical model

Well below average

Ranked 29 among brands with a QMID on file. Based on 105 models with every rating.

Nortek Global HVAC, rating by ratingStrongest on hot-day cooling efficiency (beats 42%), weakest on efficiency on a 5°f day (beats 23%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 23%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 28%
  • Winter-long heating efficiencyHSPF2Beats 28%
  • Summer-long cooling efficiencySEER2Beats 32%
  • Hot-day cooling efficiencyEER2Beats 42%

Average (50%)

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

Want Nortek Global HVAC’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.

  • 28%

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

    31 models. All brands: 57%.

    See them

  • 20%

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

    22 models. All brands: 53%.

    See them

  • 2%

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

    2 models. All brands: 3%.

    See them

Nortek Global HVAC all-around best, by size

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

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

15 of Nortek Global HVAC’s 15 models of this size and type have all five ratings.

  1. 1UXH24-36MSK3IHwith ducted air handler UMD24MSK3IHNortek Global HVAC (sold as Gibson)2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 76.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Great
    72.4score / 100Heating 75 · Cooling 70
  2. 2DXH24FMK3IHNortek Global HVAC (sold as Gibson)2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 49.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.86 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.1 (HSPF2)
    Below the middle
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    12.0 (EER2)
    Good
    54.7score / 100Heating 49 · Cooling 60
  3. 3SH4BF5M2SX24Kwith ducted air handler B65VMMX24K-BNortek Global HVAC (sold as Nortek Global Hvac Llc)Also sold as Frigidaire FSH4BF5M2SX24K, Maytag PSH4BF5M2SX24K2 tons · 24,000 Btu/h · DuctedNot a cold-climate pick: keeps 48% of its heat at 5°FMeets CEE 2025
    Heat kept at 5°F
    48% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.0 (HSPF2)
    Below the middle
    Cooling efficiency
    16.0 (SEER2)
    Below the middle
    Hot-day cooling
    11.7 (EER2)
    Below the middle
    31.3score / 100Heating 20 · Cooling 43
  4. 4SH4ME5M1SP24Kwith indoor coil C75B(A,H)MX24C*B and furnace MG3P-054U1AABNortek Global HVAC (sold as Nordyne)Also sold as Intertherm HSH4ME5M1SP24K2 tons · 23,400 Btu/h · DuctedNot a cold-climate pick: keeps 50% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    51% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    7.5 (HSPF2)
    Below the middle
    Cooling efficiency
    14.3 (SEER2)
    Below the middle
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    19.1score / 100Heating 17 · Cooling 21
  5. 5SH4BE5M1SP24Kwith ducted air handler RF1PY2421STANSJNortek Global HVAC (sold as Nordyne)Also sold as Frigidaire FSH4BE5M1SP24K, Frigidaire WSH4BE5M1SP24K, Maytag CSH4BE5M1SP24K, Maytag PSH4BE5M1SP24K2 tons · 22,800 Btu/h · DuctedNot a cold-climate pick: keeps 46% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    49% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    7.5 (HSPF2)
    Below the middle
    Cooling efficiency
    14.3 (SEER2)
    Below the middle
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    18.6score / 100Heating 16 · Cooling 21

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

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