WattCost

Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

Sharp DD-EA242F

The Sharp DD-EA242F's certified consumption is 48 kWh per year, which prices out to about $9.06 at the national average rate — your hours of use scale that directly. Efficiency-wise it's unremarkable in a good way: within 7% of the median certified computer monitor (rank 857 of 1482). Where you live moves the bill from $5.95 a year in North Dakota to $22 in Hawaii.

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

$9.06/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.76
Per day
Certified use
48 kWh/yr
Screen size
23.8 in
Panel
TFT LCD
On-mode power
14.81 W
Sleep-mode power
0.48 W
11 kWh403 kWh
Where the Sharp DD-EA242F (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

Sharp DD-EA242F: 48 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$8.38
Alaska27.4¢$13
Arizona15.5¢$7.45
Arkansas14.2¢$6.82
California35.3¢$17
Colorado16.5¢$7.96
Connecticut32.2¢$16
Delaware18.8¢$9.05
District of Columbia25.4¢$12
Florida15.4¢$7.40
Georgia15.4¢$7.40
Hawaiipriciest46.6¢$22
Idaho12.7¢$6.11
Illinois20.5¢$9.85
Indiana17.9¢$8.62
Iowa13.9¢$6.67
Kansas15.8¢$7.60
Kentucky15.0¢$7.23
Louisiana14.4¢$6.95
Maine28.4¢$14
Maryland22.1¢$11
Massachusetts29.4¢$14
Michigan21.4¢$10
Minnesota16.4¢$7.89
Mississippi16.8¢$8.07
Missouri14.0¢$6.74
Montana13.9¢$6.69
Nebraska13.3¢$6.39
Nevada14.3¢$6.88
New Hampshire27.2¢$13
New Jersey23.5¢$11
New Mexico15.2¢$7.29
New York29.4¢$14
North Carolina16.3¢$7.82
North Dakotacheapest12.3¢$5.95
Ohio19.5¢$9.38
Oklahoma13.3¢$6.41
Oregon15.8¢$7.60
Pennsylvania21.5¢$10
Rhode Island28.3¢$14
South Carolina17.1¢$8.21
South Dakota14.5¢$6.99
Tennessee14.9¢$7.19
Texas17.0¢$8.18
Utah13.3¢$6.40
Vermont24.6¢$12
Virginia17.4¢$8.37
Washington14.4¢$6.91
West Virginia16.1¢$7.73
Wisconsin19.2¢$9.25
Wyoming14.7¢$7.07

Certified models closest in efficiency

computer monitors within reach of 48 kWh/yr
ModelkWh/yr$/yr (US avg)
Lenovo D22238QP148$9.06
PHILIPS 27E1N1200A48$9.06
LG 29BF550B48$9.06
LG 29BQ65048$9.06
LG 29WQ60048$9.06
Acer CB241Y48$9.08

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.75
Per year
$9.04

48 kWh/yr × 18.8¢/kWh = $9.04/yr

Prefilled with this model's certified 48 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.

Questions, answered with the data

How much electricity does the Sharp DD-EA242F use?
ENERGY STAR certifies the Sharp DD-EA242F at 48 kWh per year. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.
How much does the Sharp DD-EA242F cost to run per month?
About $0.76 a month at the U.S. average residential rate (18.8¢/kWh) — 2¢ a day, or $9.06 a year. Your state's rate moves this up or down; see the table above.
Is the Sharp DD-EA242F energy efficient?
It uses 7% more electricity than the median certified computer monitor.
What does the Sharp DD-EA242F cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $5.95 a year in North Dakota (12.3¢/kWh) and $22 in Hawaii (46.6¢/kWh).

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