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Trane heat pumps: how do their ratings compare?

A typical Trane heat pump beats 50% of similar heat pumps (same size and type), which is about average. Trane has 363 heat pump models in this list, also sold as American Standard, Ameristar, Oxbox, Runtru.

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

Overall score

50%

of similar heat pumps beaten by its typical model

About average

Ranked 20 among brands with a QMID on file. Based on 261 models with every rating.

Trane, rating by ratingStrongest on efficiency on a 5°f day (beats 68%), weakest on winter-long heating efficiency (beats 36%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 68%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 43%
  • Winter-long heating efficiencyHSPF2Beats 36%
  • Summer-long cooling efficiencySEER2Beats 40%
  • Hot-day cooling efficiencyEER2Beats 66%

Average (50%)

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

Want Trane’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.

  • 39%

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

    140 models. All brands: 57%.

    See them

  • 26%

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

    93 models. All brands: 53%.

    See them

  • 3%

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

    9 models. All brands: 3%.

    See them

Top Trane 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). What size is my system?

15 of Trane’s 15 models of this size and type qualify.

  1. 1M5THM2318A12NA*Trane (sold as RunTru)1.5 tons · 18,000 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    68.6score / 100
  2. 2M5THS2312A11NAAwith ductless indoor unit M5MHWUN12A1N0AATrane (sold as RunTru)Also listed as M5THS2312A11NA1 ton · 12,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    59.5score / 100
  3. 3M5THS1912A11NAAwith ductless indoor unit M5MHWUN12A1N0AATrane (sold as RunTru)Also listed as M5THS1912A11NA1 ton · 12,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    59.5score / 100
  4. 4M5THS1909A11NA*with ductless indoor unit M5MHWUN09B1N0ATrane (sold as RunTru)1 ton · 9,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    39.5score / 100
  5. 5M5THS2318A11NAAwith ductless indoor unit M5MHWUN18A1N0AATrane (sold as RunTru)Also listed as M5THS2318A11NA1.5 tons · 18,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    38.9score / 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 Trane’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

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