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Live cool heat pumps: how do their ratings compare?

A typical Live cool heat pump beats 57% of similar heat pumps (same size and type), which is above average. Live cool has 10 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

57%

of similar heat pumps beaten by its typical model

Above average

Live cool has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 10 models with every rating.

Live cool, rating by ratingStrongest on summer-long cooling efficiency (beats 74%), weakest on heating power kept at 5°f (beats 37%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 44%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 37%
  • Winter-long heating efficiencyHSPF2Beats 57%
  • Summer-long cooling efficiencySEER2Beats 74%
  • Hot-day cooling efficiencyEER2Beats 63%

Average (50%)

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

Want Live cool’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.

    10 models. All brands: 57%.

    See them

  • 100%

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

    10 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%.

Live cool all-around best, by size

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating 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?

8 of Live cool’s 8 models of this size and type have all five ratings.

  1. 1KWSM-12IR454BHS24Rwith ductless indoor unit LWSM-12IR454BHS24RLive coolAlso listed as LWSM-12IR454BHS24R1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 59.5Meets 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
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    24.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Good
    67.7score / 100Heating 60 · Cooling 76
  2. 2KWSM-12IR454BHS23LRwith ductless indoor unit LWSM-12IR454BHS23LRLive coolAlso listed as LWSM-12IR454BHS23LR1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 58.9Meets 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
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    23.0 (SEER2)
    Good
    Hot-day cooling
    13.0 (EER2)
    Good
    65.0score / 100Heating 59 · Cooling 71
  3. 3KWSM-09IR454BHS24Rwith ductless indoor unit LWSM-09IR454BHS24RLive coolAlso listed as LWSM-09IR454BHS24R1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 35.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.84 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Below the middle
    Cooling efficiency
    23.0 (SEER2)
    Good
    Hot-day cooling
    13.0 (EER2)
    Good
    53.5score / 100Heating 36 · Cooling 71
  4. 4KWSM-18IR454BHS23Rwith ductless indoor unit LWSM-18IR454BHS23RLive coolAlso listed as LWSM-18IR454BHS23R1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 38.9Meets 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
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    23.0 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Good
    51.4score / 100Heating 39 · Cooling 64

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 Live cool’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view