Data through April 2026
Running cost · Air Purifiers · ENERGY STAR certified
Toshiba CAF-A40US(H)
The Toshiba CAF-A40US(H)'s certified consumption is 127 kWh per year, which prices out to about $24 at the national average rate — your hours of use scale that directly. That's close to the middle of the certified pack — about 14% under the median air purifier, ranked 91 of 214. Where you live moves the bill from $16 a year in North Dakota to $59 in Hawaii. Note the certified pool here is small (214 models), so rankings shift more with each data refresh.
Estimated annual running cost · U.S. average rate 18.8¢/kWh
$24/yr
- Per month
- $1.99
- Per day
- 7¢
- Certified use
- 127 kWh/yr
- Rated room size
- 200 sq ft
- CADR (smoke)
- 129
- Technology
- Fan and Filter
- Efficiency
- 6 CFM/W
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 17.4¢ | $22 | |
| Alaska | 27.4¢ | $35 | |
| Arizona | 15.5¢ | $20 | |
| Arkansas | 14.2¢ | $18 | |
| California | 35.3¢ | $45 | |
| Colorado | 16.5¢ | $21 | |
| Connecticut | 32.2¢ | $41 | |
| Delaware | 18.8¢ | $24 | |
| District of Columbia | 25.4¢ | $32 | |
| Florida | 15.4¢ | $20 | |
| Georgia | 15.4¢ | $20 | |
| Hawaiipriciest | 46.6¢ | $59 | |
| Idaho | 12.7¢ | $16 | |
| Illinois | 20.5¢ | $26 | |
| Indiana | 17.9¢ | $23 | |
| Iowa | 13.9¢ | $18 | |
| Kansas | 15.8¢ | $20 | |
| Kentucky | 15.0¢ | $19 | |
| Louisiana | 14.4¢ | $18 | |
| Maine | 28.4¢ | $36 | |
| Maryland | 22.1¢ | $28 | |
| Massachusetts | 29.4¢ | $37 | |
| Michigan | 21.4¢ | $27 | |
| Minnesota | 16.4¢ | $21 | |
| Mississippi | 16.8¢ | $21 | |
| Missouri | 14.0¢ | $18 | |
| Montana | 13.9¢ | $18 | |
| Nebraska | 13.3¢ | $17 | |
| Nevada | 14.3¢ | $18 | |
| New Hampshire | 27.2¢ | $35 | |
| New Jersey | 23.5¢ | $30 | |
| New Mexico | 15.2¢ | $19 | |
| New York | 29.4¢ | $37 | |
| North Carolina | 16.3¢ | $21 | |
| North Dakotacheapest | 12.3¢ | $16 | |
| Ohio | 19.5¢ | $25 | |
| Oklahoma | 13.3¢ | $17 | |
| Oregon | 15.8¢ | $20 | |
| Pennsylvania | 21.5¢ | $27 | |
| Rhode Island | 28.3¢ | $36 | |
| South Carolina | 17.1¢ | $22 | |
| South Dakota | 14.5¢ | $18 | |
| Tennessee | 14.9¢ | $19 | |
| Texas | 17.0¢ | $22 | |
| Utah | 13.3¢ | $17 | |
| Vermont | 24.6¢ | $31 | |
| Virginia | 17.4¢ | $22 | |
| Washington | 14.4¢ | $18 | |
| West Virginia | 16.1¢ | $20 | |
| Wisconsin | 19.2¢ | $24 | |
| Wyoming | 14.7¢ | $19 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| Activepure E210A | 127 | $24 |
| Midea CAF-A40US(H) | 127 | $24 |
| PELONIS CAF-A40US(H) | 127 | $24 |
| CUCKOO CAC-AB0610FI | 126 | $24 |
| Greenlite G-Pure-22W | 126 | $24 |
| ISINLIVE vortex V2 | 126 | $24 |
Run your own numbers
Your rate, your numbers
- Per day
- 7¢
- Per month
- $1.99
- Per year
- $24
127 kWh/yr × 18.8¢/kWh = $24/yr
Prefilled with this model's certified 127 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.
Questions, answered with the data
- How much electricity does the Toshiba CAF-A40US(H) use?
- ENERGY STAR certifies the Toshiba CAF-A40US(H) at 127 kWh per year. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.
- How much does the Toshiba CAF-A40US(H) cost to run per month?
- About $1.99 a month at the U.S. average residential rate (18.8¢/kWh) — 7¢ a day, or $24 a year. Your state's rate moves this up or down; see the table above.
- Is the Toshiba CAF-A40US(H) energy efficient?
- It uses 14% less electricity than the median certified air purifier.
- What does the Toshiba CAF-A40US(H) cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $16 a year in North Dakota (12.3¢/kWh) and $59 in Hawaii (46.6¢/kWh).