WattCost

Data through April 2026

Running cost · Dehumidifiers · ENERGY STAR certified

Waykar CHWA150PA

Under the DOE test basis, the Waykar CHWA150PA draws 504 kWh — about $95 at the U.S. average rate, concentrated in the months you actually run it. That's close to the middle of the certified pack — about 47% above the median dehumidifier, ranked 337 of 481. The same unit costs $62 a year in North Dakota but $235 in Hawaii — electricity rates, not the appliance, make the difference.

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

$95/yr

$20 · cheapest certified dehumidifiers$529 · priciest
Per month
$7.91
Per day
26¢
Certified use
504 kWh/yr
Type
Portable Dehumidifier
Capacity
49.67 pints/day
Efficiency (IEF)
2.01 L/kWh
105 kWh2,808 kWh
Where the Waykar CHWA150PA (▮) sits among all 481 certified dehumidifiers, by annual kWh

What it costs in every state

Waykar CHWA150PA: 504 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$88
Alaska27.4¢$138
Arizona15.5¢$78
Arkansas14.2¢$71
California35.3¢$178
Colorado16.5¢$83
Connecticut32.2¢$162
Delaware18.8¢$95
District of Columbia25.4¢$128
Florida15.4¢$78
Georgia15.4¢$77
Hawaiipriciest46.6¢$235
Idaho12.7¢$64
Illinois20.5¢$103
Indiana17.9¢$90
Iowa13.9¢$70
Kansas15.8¢$80
Kentucky15.0¢$76
Louisiana14.4¢$73
Maine28.4¢$143
Maryland22.1¢$111
Massachusetts29.4¢$148
Michigan21.4¢$108
Minnesota16.4¢$83
Mississippi16.8¢$84
Missouri14.0¢$71
Montana13.9¢$70
Nebraska13.3¢$67
Nevada14.3¢$72
New Hampshire27.2¢$137
New Jersey23.5¢$119
New Mexico15.2¢$76
New York29.4¢$148
North Carolina16.3¢$82
North Dakotacheapest12.3¢$62
Ohio19.5¢$98
Oklahoma13.3¢$67
Oregon15.8¢$80
Pennsylvania21.5¢$108
Rhode Island28.3¢$143
South Carolina17.1¢$86
South Dakota14.5¢$73
Tennessee14.9¢$75
Texas17.0¢$86
Utah13.3¢$67
Vermont24.6¢$124
Virginia17.4¢$88
Washington14.4¢$72
West Virginia16.1¢$81
Wisconsin19.2¢$97
Wyoming14.7¢$74

Certified models closest in efficiency

dehumidifiers within reach of 504 kWh/yr
ModelkWh/yr$/yr (US avg)
AUX ADT50V1504$95
GARVEE G-AD50PT504$95
Quilo QLDAD50PWK504$95
Quilo QLDAD50WK504$95
Waykar CHWA150A504$95
ZAFRO D026W-50Pt3Mmost efficient504$95

Run your own numbers

Your rate, your numbers

Per day
26¢
Per month
$7.91
Per year
$95

504 kWh/yr × 18.8¢/kWh = $95/yr

Prefilled with this model's certified 504 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 Waykar CHWA150PA use?
ENERGY STAR certifies the Waykar CHWA150PA at 504 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 Waykar CHWA150PA cost to run per month?
About $7.91 a month at the U.S. average residential rate (18.8¢/kWh) — 26¢ a day, or $95 a year. Your state's rate moves this up or down; see the table above.
Is the Waykar CHWA150PA energy efficient?
It uses 47% more electricity than the median certified dehumidifier.
What does the Waykar CHWA150PA cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $62 a year in North Dakota (12.3¢/kWh) and $235 in Hawaii (46.6¢/kWh).

Keep digging