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Della heat pumps: how do their ratings compare?

A typical Della heat pump beats 39% of similar heat pumps (same size and type), which is well below average. Della has 22 heat pump models in this list.

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

Overall score

39%

of similar heat pumps beaten by its typical model

Well below average

Ranked 27 among brands with a QMID on file. Based on 15 models with every rating.

Della, rating by ratingStrongest on efficiency on a 5°f day (beats 42%), weakest on winter-long heating efficiency (beats 23%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 42%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 37%
  • Winter-long heating efficiencyHSPF2Beats 23%
  • Summer-long cooling efficiencySEER2Beats 35%
  • Hot-day cooling efficiencyEER2Beats 28%

Average (50%)

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

Want Della’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.

  • 55%

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

    12 models. All brands: 48%.

    See them

  • 36%

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

    8 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%.

Della 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?

10 of Della’s 16 models of this size and type have all five ratings.

  1. 1048-TP-12K2V-23S-OUTwith ductless indoor unit 048-TP-12K2V-23S-INDella1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 68.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.18 (COP at 5°F)
    Great
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Good
    70.8score / 100Heating 69 · Cooling 73
  2. 2048-TP-9K2V-23S-OUTwith ductless indoor unit 048-TP-9K2V-23S-INDella1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 61.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.03 (COP at 5°F)
    Good
    Winter efficiency
    9.2 (HSPF2)
    Good
    Cooling efficiency
    23.5 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Good
    68.3score / 100Heating 61 · Cooling 75
  3. 3048-TP-18K2V-22S-OUTwith ductless indoor unit 048-TP-18K2V-22S-INDella1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 56.5Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.21 (COP at 5°F)
    Great
    Winter efficiency
    9.0 (HSPF2)
    Below the middle
    Cooling efficiency
    22.0 (SEER2)
    Good
    Hot-day cooling
    13.0 (EER2)
    Good
    61.7score / 100Heating 57 · Cooling 67
  4. 4048-TP-9K1V-23S-OUTwith ductless indoor unit 048-TP-9K1V-23S-INDella1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 57.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.01 (COP at 5°F)
    Good
    Winter efficiency
    9.0 (HSPF2)
    Below the middle
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.5 (EER2)
    Below the middle
    60.1score / 100Heating 58 · Cooling 63
  5. 5048-TP-12K1V-22S-OUTwith ductless indoor unit 048-TP-12K1V-22S-INDella1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 62.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.19 (COP at 5°F)
    Great
    Winter efficiency
    9.0 (HSPF2)
    Below the middle
    Cooling efficiency
    22.0 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Below the middle
    59.6score / 100Heating 63 · Cooling 57

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

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