WAA portable air conditioners
8 WAA model numbers are certified to the U.S. Department of Energy, in 2 rating profiles. The most efficient is the NPPB2A-06C/X1E at 6.6 CEER and 6,000 BTU of real cooling. The median WAA unit is rated 6.6 CEER; the median for all portable units is 7.3.
Units with identical ratings are also certified under LG, Midea, GE, Hisense, TCL, TOSHIBA, Insignia, Danby and 78 other brands.
WAA models, ranked by CEER
| # | WAA model numbers | BTU (SACC) | CEER | Per year | Features |
|---|---|---|---|---|---|
| 1 | NPPB2A-06C/X1E, NPPC3A-06C/X1E, NPPD4A-06C/X1Eand 1 more with the same ratings | 6,000 | 6.6 | $123 | Single-hose |
| 2 | NPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1Eand 1 more with the same ratings | 5,000 | 6.2 | $109 | Single-hose |
Each row is one rating profile: all WAA model numbers certified at the same capacity, efficiency, hose design, heating, drain type and compressor. Yearly cost at 750 hours and 18.0¢/kWh. Size by SACC, the cooling the unit really delivers: how it differs from the box.
About WAA portable units
Sizes
- 5,000 BTU and under4 models · best 6.2 CEER
- 6,000 BTU4 models · best 6.6 CEER
Features
- Dual-hose0 of 8 model numbers
- Also heat0 of 8
- Inverter compressor0 of 8
Questions
- Which WAA portable air conditioner is the most efficient?
- By certified CEER, the NPPB2A-06C/X1E (6.6 CEER, 6,000 BTU of real cooling, one hose). Efficiency can only be compared between units that cool about the same, so check the size class too.
- How efficient are WAA portable air conditioners?
- The median certified WAA model number is rated 6.6 CEER, against 7.3 for all certified portable units. None of its certified models has two hoses, which is the main reason one brand's average beats another's. The data measures efficiency and cooling; it says nothing about noise or reliability.
- What sizes do WAA portable air conditioners come in?
- Real cooling (SACC) from 5,000 to 6,000 BTU across 2 size classes: 5,000 BTU and under, 6,000 BTU. The BTU printed on a WAA box is usually higher than its SACC, so size your room by the SACC in the table.
- Are WAA portable air conditioners the same as other brands?
- Some are, as far as the data goes. 86 other brands have model numbers certified at exactly the same ratings as WAA units, including LG, Midea, GE, Hisense, TCL. Identical ratings often mean the same factory, though the DOE data has no dimensions to confirm it.