WattCost

Data through April 2026

Running cost · Dishwashers · ENERGY STAR certified

KOSTCH KOS-24DWH03M

The KOSTCH KOS-24DWH03M is certified at 240 kWh per year over the DOE test's 215 annual cycles, which comes to about $45 a year — call it 21¢ every time you run it. It sits near the bottom of the certified table — using 0% more than the median dishwasher (rank 583 of 677) — so the state you live in matters more than usual. The same unit costs $30 a year in North Dakota but $112 in Hawaii — electricity rates, not the appliance, make the difference. Electricity is only part of the story for a dishwasher — check the water figure in the specs below.

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

$45/yr

$15 · cheapest certified dishwashers$45 · priciest
Per month
$3.77
Per day
12¢
Certified use
240 kWh/yr
Type
Standard
Capacity
15 place settings
Water use
3.2 gal/cycle
Tub material
Stainless Steel
Drying method
Automatic Door Release
80 kWh240 kWh
Where the KOSTCH KOS-24DWH03M (▮) sits among all 677 certified dishwashers, by annual kWh

What it costs in every state

KOSTCH KOS-24DWH03M: 240 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$42
Alaska27.4¢$66
Arizona15.5¢$37
Arkansas14.2¢$34
California35.3¢$85
Colorado16.5¢$40
Connecticut32.2¢$77
Delaware18.8¢$45
District of Columbia25.4¢$61
Florida15.4¢$37
Georgia15.4¢$37
Hawaiipriciest46.6¢$112
Idaho12.7¢$30
Illinois20.5¢$49
Indiana17.9¢$43
Iowa13.9¢$33
Kansas15.8¢$38
Kentucky15.0¢$36
Louisiana14.4¢$35
Maine28.4¢$68
Maryland22.1¢$53
Massachusetts29.4¢$71
Michigan21.4¢$51
Minnesota16.4¢$39
Mississippi16.8¢$40
Missouri14.0¢$34
Montana13.9¢$33
Nebraska13.3¢$32
Nevada14.3¢$34
New Hampshire27.2¢$65
New Jersey23.5¢$56
New Mexico15.2¢$36
New York29.4¢$71
North Carolina16.3¢$39
North Dakotacheapest12.3¢$30
Ohio19.5¢$47
Oklahoma13.3¢$32
Oregon15.8¢$38
Pennsylvania21.5¢$52
Rhode Island28.3¢$68
South Carolina17.1¢$41
South Dakota14.5¢$35
Tennessee14.9¢$36
Texas17.0¢$41
Utah13.3¢$32
Vermont24.6¢$59
Virginia17.4¢$42
Washington14.4¢$34
West Virginia16.1¢$39
Wisconsin19.2¢$46
Wyoming14.7¢$35

Certified models closest in efficiency

dishwashers within reach of 240 kWh/yr
ModelkWh/yr$/yr (US avg)
Amana ADFS2524R240$45
BLACK+DECKER BDW100M240$45
BLACK+DECKER BDW200M240$45
BLACK+DECKER BDW300MHS240$45
BLACK+DECKER BDW400MS240$45
BLACK+DECKER BDW500MHS240$45

Run your own numbers

Your rate, your numbers

Per day
12¢
Per month
$3.77
Per year
$45

240 kWh/yr × 18.8¢/kWh = $45/yr

Prefilled with this model's certified 240 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh assumes 215 wash cycles per year (the DOE standard, roughly 4 loads a week) and includes the energy to heat water.

Questions, answered with the data

How much electricity does the KOSTCH KOS-24DWH03M use?
ENERGY STAR certifies the KOSTCH KOS-24DWH03M at 240 kWh per year. The certified annual kWh assumes 215 wash cycles per year (the DOE standard, roughly 4 loads a week) and includes the energy to heat water.
How much does the KOSTCH KOS-24DWH03M cost to run per month?
About $3.77 a month at the U.S. average residential rate (18.8¢/kWh) — 12¢ a day, or $45 a year. Your state's rate moves this up or down; see the table above.
Is the KOSTCH KOS-24DWH03M energy efficient?
It uses 0% more electricity than the median certified dishwasher, which puts it among the least efficient certified models.
What does the KOSTCH KOS-24DWH03M cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $30 a year in North Dakota (12.3¢/kWh) and $112 in Hawaii (46.6¢/kWh).
What does one load cost with the KOSTCH KOS-24DWH03M?
Roughly 21¢ per cycle at the U.S. average rate, based on the DOE test's 215 cycles a year.

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