WattCost

Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

V7 L238V0-HAS-E

The V7 L238V0-HAS-E's certified consumption is 39 kWh per year, which prices out to about $7.31 at the national average rate — your hours of use scale that directly. Compared with the median certified computer monitor, it uses 14% less electricity — rank 423 out of 1482. The same unit costs $4.80 a year in North Dakota but $18 in Hawaii — electricity rates, not the appliance, make the difference.

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

$7.31/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.61
Per day
Certified use
39 kWh/yr
Screen size
23.8 in
Panel
IPS LCD
On-mode power
12.37 W
Sleep-mode power
0.16 W
11 kWh403 kWh
Where the V7 L238V0-HAS-E (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

V7 L238V0-HAS-E: 39 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$6.76
Alaska27.4¢$11
Arizona15.5¢$6.01
Arkansas14.2¢$5.50
California35.3¢$14
Colorado16.5¢$6.42
Connecticut32.2¢$13
Delaware18.8¢$7.30
District of Columbia25.4¢$9.87
Florida15.4¢$5.97
Georgia15.4¢$5.97
Hawaiipriciest46.6¢$18
Idaho12.7¢$4.93
Illinois20.5¢$7.95
Indiana17.9¢$6.95
Iowa13.9¢$5.38
Kansas15.8¢$6.13
Kentucky15.0¢$5.83
Louisiana14.4¢$5.61
Maine28.4¢$11
Maryland22.1¢$8.57
Massachusetts29.4¢$11
Michigan21.4¢$8.31
Minnesota16.4¢$6.37
Mississippi16.8¢$6.51
Missouri14.0¢$5.44
Montana13.9¢$5.40
Nebraska13.3¢$5.16
Nevada14.3¢$5.55
New Hampshire27.2¢$11
New Jersey23.5¢$9.14
New Mexico15.2¢$5.88
New York29.4¢$11
North Carolina16.3¢$6.31
North Dakotacheapest12.3¢$4.80
Ohio19.5¢$7.57
Oklahoma13.3¢$5.17
Oregon15.8¢$6.13
Pennsylvania21.5¢$8.34
Rhode Island28.3¢$11
South Carolina17.1¢$6.63
South Dakota14.5¢$5.64
Tennessee14.9¢$5.80
Texas17.0¢$6.60
Utah13.3¢$5.16
Vermont24.6¢$9.54
Virginia17.4¢$6.75
Washington14.4¢$5.58
West Virginia16.1¢$6.24
Wisconsin19.2¢$7.46
Wyoming14.7¢$5.70

Certified models closest in efficiency

computer monitors within reach of 39 kWh/yr
ModelkWh/yr$/yr (US avg)
DELL SE2425HMf39$7.31
ViewSonic VS1925139$7.31
HP HP 724pf39$7.31
DELL E2425HMf39$7.31
DELL E2425HSMf39$7.31
Acer CB242Y39$7.32

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.61
Per year
$7.34

39 kWh/yr × 18.8¢/kWh = $7.34/yr

Prefilled with this model's certified 39 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 V7 L238V0-HAS-E use?
ENERGY STAR certifies the V7 L238V0-HAS-E at 39 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 V7 L238V0-HAS-E cost to run per month?
About $0.61 a month at the U.S. average residential rate (18.8¢/kWh) — 2¢ a day, or $7.31 a year. Your state's rate moves this up or down; see the table above.
Is the V7 L238V0-HAS-E energy efficient?
It uses 14% less electricity than the median certified computer monitor, placing it in the efficient third of certified models.
What does the V7 L238V0-HAS-E cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $4.80 a year in North Dakota (12.3¢/kWh) and $18 in Hawaii (46.6¢/kWh).

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