Skip to content
Rebate.Blue

YISO heat pumps: how do their ratings compare?

A typical YISO heat pump beats 75% of similar heat pumps (same size and type), which is well above average. YISO has 4 heat pump models in this list.

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

Overall score

75%

of similar heat pumps beaten by its typical model

Well above average

YISO has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 4 models with every rating.

YISO, rating by ratingStrongest on summer-long cooling efficiency (beats 90%), weakest on efficiency on a 5°f day (beats 60%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 60%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 65%
  • Winter-long heating efficiencyHSPF2Beats 79%
  • Summer-long cooling efficiencySEER2Beats 90%
  • Hot-day cooling efficiencyEER2Beats 75%

Average (50%)

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

Want YISO’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.

  • 100%

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

    4 models. All brands: 48%.

    See them

  • 100%

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

    4 models. All brands: 38%.

    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: 1%.

Top YISO 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), the most-listed ducted size. Pick yours above. What size is my system?

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

  1. 1YOHA8-36Awith ducted air handler YAHA2-36AAYISO3 tons · 33,600 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.95 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    61.1score / 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 YISO’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view