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AIR TECH heat pump efficiency: 13 outdoor models compared
AIR TECH has 13 heat pump outdoor models certified with this refrigerant group, in 27 AHRI-certified combinations. Each model is compared with models of the same size and duct type, so the scores below do not depend on which sizes AIR TECH makes. AIR TECH has no QMID (IRS Qualified Manufacturer ID) on file, so it is not ranked against other manufacturers.
New to heat pump ratings? The Simple view explains them in plain words →
ManufacturerData as of updated · sources
- Outdoor models
- 13
- AHRI certifications
- 27
- Efficiency index
- 70%
- Typical model vs same-size, same-type peers (20 models)
- Meet CEE 2025
- 92.3%
- 12 models
How AIR TECH compares with comparable models
- AIR TECH
- Middle half of its models
- Other ranked manufacturers
Source: AHRI Directory, NEEP · as of
| Rating | Beats comparable models | Rank | Raw median |
|---|---|---|---|
| Efficiency index20 models scored | 70% | Not ranked | — |
| COP at 5°F20 models scored | 57% | Not ranked | 2.00 |
| Capacity retention at 5°F20 models scored | 75% | Not ranked | 96% |
| HSPF220 models scored | 67% | Not ranked | 9.5 |
| SEER220 models scored | 83% | Not ranked | 22.0 |
| EER220 models scored | 64% | Not ranked | 11.6 |
| Heating capacity at 5°F20 models scored | 78% | Not ranked | 33,000 Btu/h |
Standards met
| Standard | Share | Models |
|---|---|---|
| CEE 2025 Tier 1 (Split ASHP) | 92.3% | 12 |
| CEE 2026 Tier 1 (Split ASHP) | 92.3% | 12 |
| CEE Advanced Tier (Split ASHP) | 7.7% | 1 |
| Xcel Energy Colorado cold-climate ASHP (2025) | 92.3% | 12 |
| DOE Cold Climate Heat Pump Challenge | 7.7% | 1 |
| ENERGY STAR Cold Climate | 0% | 0 |
Sizes and duct types offered
- AIR TECH (median, middle 50%, 10th–90th)
- All models of the group
Source: AHRI Directory · as of
| Size and duct type | Models | Index | COP@5°F | HSPF2 | SEER2 |
|---|---|---|---|---|---|
| Ducted, up to 1.5 tons | 2 | 69% | 56% | 49% | 80% |
| Ducted, 2 tons | 2 | 67% | 30% | 78% | 85% |
| Ducted, 2.5–3 tons | 4 | 69% | 42% | 78% | 78% |
| Ducted, 3.5–4.5 tons | 4 | 67% | 58% | 79% | 76% |
| Ducted, 5 tons and up | 1 | 56% | 37% | 71% | 83% |
| Non-ducted, up to 1.5 tons | 1 | 74% | 63% | 86% | 74% |
| Non-ducted, 2 tons | 1 | 85% | 71% | 85% | 92% |
| Non-ducted, 2.5–3 tons | 2 | 77% | 76% | 73% | 89% |
| Non-ducted, 3.5–4.5 tons | 2 | 71% | 82% | 32% | 92% |
| Non-ducted, 5 tons and up | 1 | 69% | 79% | 1% | 95% |
Every AIR TECH model in the market
- AIR TECH models
- Ducted median by size
- Non-ducted median by size
- Every model at each size (width = count)
- Standard threshold
Show the data as a table
| Duct type, size | Models | 10th pct. | 25th | Median | 75th | 90th |
|---|---|---|---|---|---|---|
| Ducted, 0.5 tons | 826 | 1.64 | 1.71 | 1.75 | 1.85 | 2.24 |
| Ducted, 1 ton | 407 | 1.80 | 1.90 | 2.05 | 2.41 | 2.45 |
| Ducted, 1.5 tons | 992 | 1.75 | 1.86 | 2.00 | 2.17 | 2.40 |
| Ducted, 2 tons | 999 | 1.75 | 1.86 | 2.00 | 2.18 | 2.30 |
| Ducted, 2.5 tons | 1,040 | 1.70 | 1.80 | 2.00 | 2.10 | 2.36 |
| Ducted, 3 tons | 696 | 1.80 | 1.90 | 2.00 | 2.10 | 2.42 |
| Ducted, 3.5 tons | 864 | 1.70 | 1.80 | 2.00 | 2.10 | 2.46 |
| Ducted, 4 tons | 727 | 1.80 | 1.86 | 2.00 | 2.12 | 2.40 |
| Ducted, 4.5 tons | 690 | 1.70 | 1.80 | 1.90 | 2.10 | 2.20 |
| Ducted, 5 tons | 86 | 1.89 | 2.00 | 2.10 | 2.10 | 2.10 |
| Non-ducted, 0.5 tons | 1,186 | 1.75 | 1.80 | 1.90 | 2.00 | 2.22 |
| Non-ducted, 1 ton | 1,343 | 1.80 | 1.80 | 1.99 | 2.10 | 2.21 |
| Non-ducted, 1.5 tons | 1,261 | 1.80 | 1.80 | 2.00 | 2.10 | 2.31 |
| Non-ducted, 2 tons | 761 | 1.80 | 1.98 | 2.00 | 2.10 | 2.30 |
| Non-ducted, 2.5 tons | 403 | 1.80 | 1.85 | 2.00 | 2.00 | 2.10 |
| Non-ducted, 3 tons | 473 | 1.90 | 1.98 | 2.00 | 2.03 | 2.20 |
| Non-ducted, 3.5 tons | 280 | 2.00 | 2.00 | 2.00 | 2.05 | 2.10 |
| Non-ducted, 4 tons | 204 | 1.96 | 2.00 | 2.05 | 2.10 | 2.11 |
| Non-ducted, 4.5 tons | 78 | 1.90 | 1.91 | 1.95 | 2.01 | 2.01 |
| Non-ducted, 5 tons | 84 | 1.99 | 2.00 | 2.05 | 2.20 | 2.20 |
Source: AHRI Directory · as of
Top AIR TECH models
Cold-climate picks
| # · Outdoor model | Size · type | Cap. 5/47 | COP@5°F | HSPF2 | Btu/h @5°F | SEER2 | Meets | Combos | AHRI ref. | Compared with | Score |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1ATMO24AXR32AIR TECH | 2 tons24,000 Btu/h · Non-ducted | 108% | 2.10 | 10.5 | 26,000 | 24.0 | CEE 25CEE 26CEE AdvXcelDOE | 3 | 217489299 | Non-ducted, 2 tons | 84.4 |
| 2ATMO18AXR32AIR TECH | 1.5 tons18,000 Btu/h · Non-ducted | 121% | 2.00 | 11.0 | 21,800 | 23.3 | CEE 25CEE 26Xcel | 3 | 217489298 | Non-ducted, up to 1.5 tons | 82.7 |
| 3ATMO42AXR32AIR TECH | 3.5 tons42,000 Btu/h · Ducted | 83% | 2.10 | 10.0 | 35,000 | 22.0 | CEE 25CEE 26Xcel | 3 | 217489305 | Ducted, 3.5–4.5 tons | 76.8 |
| 4ATCO48AXR32AIR TECH · /with ducted air handler ATCD48AXR32 | 4 tons48,000 Btu/h · Ducted | 100% | 2.00 | 9.5 | 48,000 | 17.0 | CEE 25CEE 26Xcel | 1 | 217221451 | Ducted, 3.5–4.5 tons | 76.7 |
| 5ATMO18AXR32AIR TECH | 1.5 tons18,000 Btu/h · Ducted | 106% | 2.00 | 9.8 | 19,000 | 20.5 | CEE 25CEE 26Xcel | 3 | 217489302 | Ducted, up to 1.5 tons | 74.7 |
All-around best
| # · Outdoor model | Size · type | Cap. 5/47 | COP@5°F | HSPF2 | SEER2 | EER2 | Meets | Combos | AHRI ref. | Compared with | Score | Heating half | Cooling half | Cold-climate score |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1ATMO42AXR32AIR TECH | 3.5 tons42,000 Btu/h · Ducted | 83% | 2.10 | 10.0 | 22.0 | 12.3 | CEE 25CEE 26Xcel | 3 | 217489305 | Ducted, 3.5–4.5 tons | 87.0 | 76.8 | 97.3 | 76.8 |
| 2ATMO24AXR32AIR TECH | 2 tons24,000 Btu/h · Non-ducted | 108% | 2.10 | 10.5 | 24.0 | 13.0 | CEE 25CEE 26CEE AdvXcelDOE | 3 | 217489299 | Non-ducted, 2 tons | 85.3 | 84.4 | 86.1 | 84.4 |
| 3ATMO36AXR32AIR TECH | 3 tons36,000 Btu/h · Ducted | 94% | 1.90 | 10.0 | 21.5 | 12.5 | CEE 25CEE 26Xcel | 3 | 217489304 | Ducted, 2.5–3 tons | 81.2 | 66.0 | 96.3 | 66.0 |
| 4ATMO18AXR32AIR TECH | 1.5 tons18,000 Btu/h · Ducted | 106% | 2.00 | 9.8 | 20.5 | 12.3 | CEE 25CEE 26Xcel | 3 | 217489302 | Ducted, up to 1.5 tons | 79.1 | 74.7 | 83.4 | 74.7 |
| 5ATMO24AXR32AIR TECH | 2 tons24,000 Btu/h · Ducted | 83% | 1.90 | 10.0 | 21.0 | 13.0 | CEE 25CEE 26Xcel | 3 | 217489303 | Ducted, 2 tons | 78.5 | 63.0 | 94.0 | 63.0 |
Best model on each rating
| Rating | Model | Value | Compared with | Beats | AHRI ref. |
|---|---|---|---|---|---|
| COP at 5°F | ATVO36GRR32 | 2.40 | Non-ducted, 2.5–3 tons | 99% | 218618850 |
| Capacity retention at 5°F | ATMO24AXR32 | 108% | Non-ducted, 2 tons | 98% | 217489299 |
| HSPF2 | ATMO36AXR32 | 11.0 | Non-ducted, 2.5–3 tons | 96% | 217489300 |
| SEER2 | ATMO42AXR32 | 22.0 | Ducted, 3.5–4.5 tons | 100% | 217489305 |
| EER2 | ATVO36GRR32 | 14.5 | Non-ducted, 2.5–3 tons | 99% | 218618850 |
| Heating capacity at 5°F | ATMO18AXR32 | 21,800 Btu/h | Non-ducted, up to 1.5 tons | 99% | 217489298 |
AIR TECH size class by size class: cold-climate and all-around
| Size and duct type | Cold-climate pickCold-climate score, best model | All-around bestAll-around score, best model |
|---|---|---|
| Ducted, up to 1.5 tons | 74.7(50 is the typical model of its size class)ATMO18AXR322 of 2 models qualify · AHRI 217489302 | 79.1(50 is the typical model of its size class)ATMO18AXR322 of 2 models have all five ratings · AHRI 217489302 |
| Ducted, 2 tons | 63.0(50 is the typical model of its size class)ATMO24AXR322 of 2 models qualify · AHRI 217489303 | 78.5(50 is the typical model of its size class)ATMO24AXR322 of 2 models have all five ratings · AHRI 217489303 |
| Ducted, 2.5–3 tons | 72.6(50 is the typical model of its size class)ATCO36AXR32with ducted air handler ATCD36AXR324 of 4 models qualify · AHRI 217221446 | 81.2(50 is the typical model of its size class)ATMO36AXR324 of 4 models have all five ratings · AHRI 217489304 |
| Ducted, 3.5–4.5 tons | 76.8(50 is the typical model of its size class)ATMO42AXR324 of 4 models qualify · AHRI 217489305 | 87.0(50 is the typical model of its size class)ATMO42AXR324 of 4 models have all five ratings · AHRI 217489305 |
| Ducted, 5 tons and up | 65.9(50 is the typical model of its size class)ATVO60GRR321 of 1 models qualify · AHRI 218618846 | 55.6(50 is the typical model of its size class)ATVO60GRR321 of 1 models have all five ratings · AHRI 218618846 |
| Non-ducted, up to 1.5 tons | 82.7(50 is the typical model of its size class)ATMO18AXR321 of 1 models qualify · AHRI 217489298 | 74.3(50 is the typical model of its size class)ATMO18AXR321 of 1 models have all five ratings · AHRI 217489298 |
| Non-ducted, 2 tons | 84.4(50 is the typical model of its size class)ATMO24AXR321 of 1 models qualify · AHRI 217489299 | 85.3(50 is the typical model of its size class)ATMO24AXR321 of 1 models have all five ratings · AHRI 217489299 |
| Non-ducted, 2.5–3 tons | 73.3(50 is the typical model of its size class)ATMO36AXR322 of 2 models qualify · AHRI 217489300 | 78.3(50 is the typical model of its size class)ATMO36AXR322 of 2 models have all five ratings · AHRI 217489300 |
| Non-ducted, 3.5–4.5 tons | 59.9(50 is the typical model of its size class)ATMO42AXR322 of 2 models qualify · AHRI 217489309 | 74.4(50 is the typical model of its size class)ATMO42AXR322 of 2 models have all five ratings · AHRI 217489309 |
| Non-ducted, 5 tons and up | 53.2(50 is the typical model of its size class)ATVO60GRR321 of 1 models qualify · AHRI 218618845 | 68.8(50 is the typical model of its size class)ATVO60GRR321 of 1 models have all five ratings · AHRI 218618845 |
Newest AIR TECH certifications
| Outdoor model | Size · type | COP@5°F | Cap. 5/47 | HSPF2 | SEER2 | Meets | Combos | AHRI ref. |
|---|---|---|---|---|---|---|---|---|
| ATVO48GRR32AIR TECH · Ultra Heat GMV6 Mini | 4 tons48,000 Btu/h · Ducted and non-ducted and mixed (multi-zone) | 2.10 | 70% | 8.9 | 20.8 | CEE 25CEE 26Xcel | 3 | 218618853 |
| ATVO36GRR32AIR TECH · Ultra Heat GMV6 Mini | 3 tons36,000 Btu/h · Ducted and non-ducted and mixed (multi-zone) | 2.30 | 70% | 9.5 | 20.8 | CEE 25CEE 26Xcel | 3 | 218618852 |
| ATVO60GRR32AIR TECH · Ultra Heat GMV6 Mini | 5 tons60,000 Btu/h · Ducted and non-ducted and mixed (multi-zone) | 2.00 | 72% | 9.0 | 20.0 | CEE 25CEE 26Xcel | 3 | 218618847 |
| ATMO42AXR32AIR TECH | 3.5 tons42,000 Btu/h · Ducted and non-ducted and mixed (multi-zone) | 2.05 | 82% | 10.3 | 23.0 | CEE 25CEE 26Xcel | 3 | 217489309 |
| ATMO36AXR32AIR TECH | 3 tons36,000 Btu/h · Ducted and non-ducted and mixed (multi-zone) | 1.95 | 93% | 10.5 | 22.8 | CEE 25CEE 26Xcel | 3 | 217489308 |
Compare AIR TECH
AIR TECH includes these brand names as listed in AHRI: AIR TECH. Standards are checked against published thresholds; program rules beyond ratings are not checked.