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OLMO heat pumps: how do their ratings compare?

A typical OLMO heat pump beats 43% of similar heat pumps (same size and type), which is below average. OLMO 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

43%

of similar heat pumps beaten by its typical model

Below average

OLMO 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.

OLMO, rating by ratingStrongest on hot-day cooling efficiency (beats 50%), weakest on winter-long heating efficiency (beats 33%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 45%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 40%
  • Winter-long heating efficiencyHSPF2Beats 33%
  • Summer-long cooling efficiencySEER2Beats 45%
  • Hot-day cooling efficiencyEER2Beats 50%

Average (50%)

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

Want OLMO’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.

  • 91%

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

    10 models. All brands: 57%.

    See them

  • 55%

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

    6 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 OLMO 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, Up to 1.5 tons (under 21,000 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

2 of OLMO’s 6 models of this size and type qualify.

  1. 1OS-RMS18-230VOOLMO1.5 tons · 18,000 Btu/h · DuctlessKeeps 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
    1.99 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    69.5score / 100
  2. 2OS-SR18-230VOwith ductless indoor unit OS-18SRW-230VIOLMO1.5 tons · 18,000 Btu/h · DuctlessKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.49 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.8 (HSPF2)
    Good
    69.0score / 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 OLMO’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view