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Manuflow heat pumps: how do their ratings compare?

A typical Manuflow heat pump beats 47% of similar heat pumps (same size and type), which is about average. Manuflow has 23 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

47%

of similar heat pumps beaten by its typical model

About average

Manuflow has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 23 models with every rating.

Manuflow, rating by ratingStrongest on summer-long cooling efficiency (beats 58%), weakest on efficiency on a 5°f day (beats 37%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 37%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 42%
  • Winter-long heating efficiencyHSPF2Beats 56%
  • Summer-long cooling efficiencySEER2Beats 58%
  • Hot-day cooling efficiencyEER2Beats 38%

Average (50%)

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

Want Manuflow’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.

  • 83%

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

    19 models. All brands: 57%.

    See them

  • 78%

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

    18 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%.

Top Manuflow 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?

9 of Manuflow’s 12 models of this size and type qualify.

  1. 1TFM2G18CHAIR454BManuflow1.5 tons · 18,000 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel 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. 2THH12E2S25NAR454Owith ductless indoor unit THH12E2S25NAR454IManuflow1 ton · 12,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    62.1score / 100
  3. 3TSHG12E2M23NAR45Owith ductless indoor unit TSHG12E2M23NAR45IManuflow1 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. 4TSHG12E1O22NAR45Owith ductless indoor unit TSHG12E1O22NAR45IManuflow1 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
    58.9score / 100
  5. 5THH18E2S24NAR454Owith ductless indoor unit THH18E2S24NAR454IManuflow1.5 tons · 18,000 Btu/h · DuctlessKeeps 99% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    99% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    55.8score / 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 Manuflow’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view