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 Oct 10, 2026

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%.

Manuflow 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, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

4 of Manuflow’s 4 models of this size and type have all five ratings.

1TSCAS24CD2VIR45I*with ductless indoor unit TSCAS24CD2VIR45IManuflow2 tons · 23,000 Btu/h · DuctlessCold-climate pick, score 58.8Meets CEE 2025, CEE 2026, Xcel CC
Heat kept at 5°F
76% (Capacity at 5°F vs 47°F)
Good
Efficiency at 5°F
1.99 (COP at 5°F)
Below the middle
Winter efficiency
10.4 (HSPF2)
Great
Cooling efficiency
22.5 (SEER2)
Good
Hot-day cooling
11.7 (EER2)
Below the middle
56.5score / 100Heating 59 · Cooling 54
2THH24E2S23NAR454Owith ductless indoor unit THH24E2S23NAR454IManuflow2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 58.0Meets CEE 2025, CEE 2026, Xcel CC
Heat kept at 5°F
93% (Capacity at 5°F vs 47°F)
Great
Efficiency at 5°F
1.80 (COP at 5°F)
Below the middle
Winter efficiency
10.0 (HSPF2)
Good
Cooling efficiency
22.5 (SEER2)
Good
Hot-day cooling
11.7 (EER2)
Below the middle
56.1score / 100Heating 58 · Cooling 54
3TSHG24E2S20NAR45Owith ductless indoor unit TSHG24E2S20NAR45IManuflow2 tons · 23,000 Btu/h · DuctlessCold-climate pick, score 37.7Meets CEE 2025, CEE 2026, Xcel CC
Heat kept at 5°F
76% (Capacity at 5°F vs 47°F)
Good
Efficiency at 5°F
1.80 (COP at 5°F)
Below the middle
Winter efficiency
9.5 (HSPF2)
Below the middle
Cooling efficiency
23.0 (SEER2)
Great
Hot-day cooling
11.7 (EER2)
Below the middle
48.8score / 100Heating 38 · Cooling 60
4TAC24CHSAG2R32O18with ductless indoor unit TAC24CHSAG2R32I18Manuflow2 tons · 23,000 Btu/h · DuctlessNot a cold-climate pick: keeps 53% of its heat at 5°FMeets none of the standards tracked here
Heat kept at 5°F
54% (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
9.5 (HSPF2)
Below the middle
Cooling efficiency
17.0 (SEER2)
Below the middle
Hot-day cooling
9.5 (EER2)
Below the middle
13.4score / 100Heating 21 · Cooling 5

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.

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