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Custom Comfort heat pumps: how do their ratings compare?

A typical Custom Comfort heat pump beats 71% of similar heat pumps (same size and type), which is well above average. Custom Comfort has 28 heat pump models in this list.

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

Overall score

71%

of similar heat pumps beaten by its typical model

Well above average

Custom Comfort has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 49 models with every rating.

Custom Comfort, rating by ratingStrongest on winter-long heating efficiency (beats 84%), weakest on efficiency on a 5°f day (beats 64%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 64%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 71%
  • Winter-long heating efficiencyHSPF2Beats 84%
  • Summer-long cooling efficiencySEER2Beats 69%
  • Hot-day cooling efficiencyEER2Beats 67%

Average (50%)

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

Want Custom Comfort’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.

  • 96%

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

    27 models. All brands: 57%.

    See them

  • 100%

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

    28 models. All brands: 53%.

    See them

  • 4%

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

    1 model. All brands: 3%.

    See them

Top Custom Comfort 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?

7 of Custom Comfort’s 7 models of this size and type qualify.

  1. 1CCOXHBSZ36CHPwith ducted air handler CCOXHBSD36Custom Comfort3 tons · 36,000 Btu/h · DuctedKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    83.2score / 100
  2. 2CCOXHBMZ536HPCustom Comfort3 tons · 36,000 Btu/h · DuctedKeeps 106% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR 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
    Seasonal efficiency
    10.4 (HSPF2)
    Top 10%
    82.5score / 100
  3. 3CCOXHBSZ33HPwith ducted air handler CCOXHBAHU36Custom Comfort3 tons · 33,000 Btu/h · DuctedKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    97% (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
    75.8score / 100
  4. 4CCOXHB24V36HPwith ducted air handler CCOXHBAH24V36Custom Comfort3 tons · 36,000 Btu/h · DuctedKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    73.1score / 100
  5. 5CCOXHBMZ427HPCustom Comfort2.5 tons · 28,000 Btu/h · DuctedKeeps 96% of its heat at 5°FMeets 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
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    72.7score / 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 Custom Comfort’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view