WattCost

Data through April 2026

Running cost · Dehumidifiers · ENERGY STAR certified

Midea MDUDMA-20AEN8-BA7

The Midea MDUDMA-20AEN8-BA7 is certified at 249 kWh per year, roughly $47 at the national average — though seasonal use means your real bill lands in a few months, not twelve. Compared with the median certified dehumidifier, it uses 27% less electricity — rank 77 out of 481. The same unit costs $31 a year in North Dakota but $116 in Hawaii — electricity rates, not the appliance, make the difference.

Estimated annual running cost · U.S. average rate 18.8¢/kWh

$47/yr

$20 · cheapest certified dehumidifiers$529 · priciest
Per month
$3.91
Per day
13¢
Certified use
249 kWh/yr
Type
Portable Dehumidifier
Capacity
20.16 pints/day
Efficiency (IEF)
1.7 L/kWh
105 kWh2,808 kWh
Where the Midea MDUDMA-20AEN8-BA7 (▮) sits among all 481 certified dehumidifiers, by annual kWh

What it costs in every state

Midea MDUDMA-20AEN8-BA7: 249 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$43
Alaska27.4¢$68
Arizona15.5¢$39
Arkansas14.2¢$35
California35.3¢$88
Colorado16.5¢$41
Connecticut32.2¢$80
Delaware18.8¢$47
District of Columbia25.4¢$63
Florida15.4¢$38
Georgia15.4¢$38
Hawaiipriciest46.6¢$116
Idaho12.7¢$32
Illinois20.5¢$51
Indiana17.9¢$45
Iowa13.9¢$35
Kansas15.8¢$39
Kentucky15.0¢$37
Louisiana14.4¢$36
Maine28.4¢$71
Maryland22.1¢$55
Massachusetts29.4¢$73
Michigan21.4¢$53
Minnesota16.4¢$41
Mississippi16.8¢$42
Missouri14.0¢$35
Montana13.9¢$35
Nebraska13.3¢$33
Nevada14.3¢$36
New Hampshire27.2¢$68
New Jersey23.5¢$59
New Mexico15.2¢$38
New York29.4¢$73
North Carolina16.3¢$40
North Dakotacheapest12.3¢$31
Ohio19.5¢$49
Oklahoma13.3¢$33
Oregon15.8¢$39
Pennsylvania21.5¢$53
Rhode Island28.3¢$70
South Carolina17.1¢$42
South Dakota14.5¢$36
Tennessee14.9¢$37
Texas17.0¢$42
Utah13.3¢$33
Vermont24.6¢$61
Virginia17.4¢$43
Washington14.4¢$36
West Virginia16.1¢$40
Wisconsin19.2¢$48
Wyoming14.7¢$37

Certified models closest in efficiency

dehumidifiers within reach of 249 kWh/yr
ModelkWh/yr$/yr (US avg)
Midea MAD20S1QWT249$47
Midea MC20MSWBA3RCM249$47
ALORAIR Sentinel Pro35Xmost efficient242$46
ARGENDON Sandidry Pro35Cmost efficient242$46
Deye DYD-P30most efficient256$48
AeroNova ADC018most efficient257$48

Run your own numbers

Your rate, your numbers

Per day
13¢
Per month
$3.91
Per year
$47

249 kWh/yr × 18.8¢/kWh = $47/yr

Prefilled with this model's certified 249 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the DOE test basis for standardized annual runtime. Damp basements that run a unit year-round will exceed it; seasonal use will come in under.

Questions, answered with the data

How much electricity does the Midea MDUDMA-20AEN8-BA7 use?
ENERGY STAR certifies the Midea MDUDMA-20AEN8-BA7 at 249 kWh per year. The certified annual kWh comes from the DOE test basis for standardized annual runtime. Damp basements that run a unit year-round will exceed it; seasonal use will come in under.
How much does the Midea MDUDMA-20AEN8-BA7 cost to run per month?
About $3.91 a month at the U.S. average residential rate (18.8¢/kWh) — 13¢ a day, or $47 a year. Your state's rate moves this up or down; see the table above.
Is the Midea MDUDMA-20AEN8-BA7 energy efficient?
It uses 27% less electricity than the median certified dehumidifier, placing it in the efficient third of certified models.
What does the Midea MDUDMA-20AEN8-BA7 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $31 a year in North Dakota (12.3¢/kWh) and $116 in Hawaii (46.6¢/kWh).

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