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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

Top Nortek Global HVAC 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 Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

3 of Nortek Global HVAC’s 29 models of this size and type qualify.

  1. 1UXH24-36MSK3IHwith ducted air handler UMD36MSK3IHNortek Global HVAC (sold as Gibson)3 tons · 34,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    76.9score / 100
  2. 2DXH36FMK3IHNortek Global HVAC (sold as Gibson)3 tons · 36,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    52.2score / 100
  3. 3DXH30FMK3IHNortek Global HVAC (sold as Gibson)2.5 tons · 28,400 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.88 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    48.2score / 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 Nortek Global HVAC’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view