Skip to content
Rebate.Blue

MULTIZONE heat pumps: how do their ratings compare?

A typical MULTIZONE heat pump beats 47% of similar heat pumps (same size and type), which is about average. MULTIZONE has 9 heat pump models in this list.

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

Overall score

47%

of similar heat pumps beaten by its typical model

About average

MULTIZONE has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 2 models with every rating.

MULTIZONE, rating by ratingStrongest on hot-day cooling efficiency (beats 47%), weakest on efficiency on a 5°f day (beats 14%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 14%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 33%
  • Winter-long heating efficiencyHSPF2Beats 23%
  • Summer-long cooling efficiencySEER2Beats 31%
  • Hot-day cooling efficiencyEER2Beats 47%

Average (50%)

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

Want MULTIZONE’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.

  • 22%

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

    2 models. All brands: 48%.

    See them

  • 11%

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

    1 model. 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%.

MULTIZONE 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?

2 of MULTIZONE’s 6 models of this size and type have all five ratings.

  1. 1MIT18H2G31(O)with ductless indoor unit MIT18H2G31(I)MULTIZONE1.5 tons · 18,000 Btu/h · DuctlessNot a cold-climate pick: keeps 66% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    66% (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
    8.6 (HSPF2)
    Below the middle
    Cooling efficiency
    22.5 (SEER2)
    Good
    Hot-day cooling
    13.0 (EER2)
    Good
    46.8score / 100Heating 24 · Cooling 70
  2. 2MIT12H2G31(O)with ductless indoor unit MIT12H2G31(I)MULTIZONE1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 34.7Meets 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
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    21.0 (SEER2)
    Below the middle
    Hot-day cooling
    13.0 (EER2)
    Good
    46.7score / 100Heating 35 · Cooling 59

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

Open the advanced view