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Lennox heat pumps: how do their ratings compare?

A typical Lennox heat pump beats 48% of similar heat pumps (same size and type), which is about average. Lennox has 331 heat pump models in this list, also sold as Airease, Allied, Allied Commercial, Armstrong Air, Concord and 2 more names.

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

Overall score

48%

of similar heat pumps beaten by its typical model

About average

Ranked 22 among brands with a QMID on file. Based on 366 models with every rating.

Lennox, rating by ratingStrongest on hot-day cooling efficiency (beats 57%), weakest on heating power kept at 5°f (beats 43%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 46%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 43%
  • Winter-long heating efficiencyHSPF2Beats 44%
  • Summer-long cooling efficiencySEER2Beats 45%
  • Hot-day cooling efficiencyEER2Beats 57%

Average (50%)

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

Want Lennox’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.

  • 44%

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

    145 models. All brands: 57%.

    See them

  • 36%

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

    118 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 Lennox 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 tons (21,000–26,999 Btu/h cooling). What size is my system?

27 of Lennox’s 51 models of this size and type qualify.

  1. 1SL22KLV-024-230A**with ducted air handler CBK48MVT-042-230-Lennox2 tons · 22,600 Btu/h · DuctedKeeps 96% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Seasonal efficiency
    10.5 (HSPF2)
    Top 10%
    88.5score / 100
  2. 2A-VHP24SA-1with ducted air handler B-VHP24DA-1Lennox (sold as Comfort Aire)2 tons · 24,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.18 (COP at 5°F)
    Good
    Seasonal efficiency
    11.7 (HSPF2)
    Top 10%
    85.7score / 100
  3. 3A-ZHP24SA-1with ducted air handler B-ZHP24SA-1Lennox (sold as Comfort Aire)2 tons · 24,000 Btu/h · DuctedKeeps 83% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    80.5score / 100
  4. 4A7SCP18V24P-**Awith ducted air handler AE*S+CM36B3J+TDRLennox (sold as Armstrong Air)Also sold as Concord 7SCP18V24P-**A2 tons · 22,400 Btu/h · DuctedKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.47 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    74.0score / 100
  5. 5EL21KLV-024-230A**with ducted air handler CBK47UHET-024-230-LennoxAlso sold as Armstrong Air A7CP21V24P-**A2 tons · 24,000 Btu/h · DuctedKeeps 78% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Seasonal efficiency
    9.8 (HSPF2)
    Great
    73.8score / 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 Lennox’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

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