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STEALTH heat pumps: how do their ratings compare?

A typical STEALTH heat pump beats 54% of similar heat pumps (same size and type), which is about average. STEALTH has 11 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

54%

of similar heat pumps beaten by its typical model

About average

STEALTH has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 11 models with every rating.

STEALTH, rating by ratingStrongest on summer-long cooling efficiency (beats 62%), weakest on hot-day cooling efficiency (beats 39%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 53%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 59%
  • Winter-long heating efficiencyHSPF2Beats 59%
  • Summer-long cooling efficiencySEER2Beats 62%
  • Hot-day cooling efficiencyEER2Beats 39%

Average (50%)

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

Want STEALTH’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.

  • 73%

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

    8 models. All brands: 57%.

    See them

  • 64%

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

    7 models. All brands: 53%.

    See them

  • 0%

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

    None of its models yet. All brands: 3%.

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

1 of STEALTH’s 1 model of this size and type qualify.

  1. 1AC-24Z-E-M3STEALTH2 tons · 24,000 Btu/h · DuctlessKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    67.5score / 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 STEALTH’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view