WattCost

Data through April 2026

Running cost · Computer Monitors · ENERGY STAR certified

V7 L238V1-HAS-N

The V7 L238V1-HAS-N's certified consumption is 42 kWh per year, which prices out to about $7.97 at the national average rate — your hours of use scale that directly. That's close to the middle of the certified pack — about 6% under the median computer monitor, ranked 604 of 1482. Where you live moves the bill from $5.23 a year in North Dakota to $20 in Hawaii.

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

$7.97/yr

$2.09 · cheapest certified computer monitors$76 · priciest
Per month
$0.66
Per day
Certified use
42 kWh/yr
Screen size
23.8 in
Panel
IPS LCD
On-mode power
13.52 W
Sleep-mode power
0.15 W
11 kWh403 kWh
Where the V7 L238V1-HAS-N (▮) sits among all 1,482 certified computer monitors, by annual kWh

What it costs in every state

V7 L238V1-HAS-N: 42 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$7.37
Alaska27.4¢$12
Arizona15.5¢$6.55
Arkansas14.2¢$5.99
California35.3¢$15
Colorado16.5¢$7.00
Connecticut32.2¢$14
Delaware18.8¢$7.95
District of Columbia25.4¢$11
Florida15.4¢$6.51
Georgia15.4¢$6.50
Hawaiipriciest46.6¢$20
Idaho12.7¢$5.37
Illinois20.5¢$8.66
Indiana17.9¢$7.57
Iowa13.9¢$5.86
Kansas15.8¢$6.68
Kentucky15.0¢$6.35
Louisiana14.4¢$6.11
Maine28.4¢$12
Maryland22.1¢$9.34
Massachusetts29.4¢$12
Michigan21.4¢$9.05
Minnesota16.4¢$6.93
Mississippi16.8¢$7.09
Missouri14.0¢$5.93
Montana13.9¢$5.88
Nebraska13.3¢$5.62
Nevada14.3¢$6.05
New Hampshire27.2¢$12
New Jersey23.5¢$9.96
New Mexico15.2¢$6.41
New York29.4¢$12
North Carolina16.3¢$6.88
North Dakotacheapest12.3¢$5.23
Ohio19.5¢$8.25
Oklahoma13.3¢$5.63
Oregon15.8¢$6.68
Pennsylvania21.5¢$9.08
Rhode Island28.3¢$12
South Carolina17.1¢$7.22
South Dakota14.5¢$6.14
Tennessee14.9¢$6.32
Texas17.0¢$7.19
Utah13.3¢$5.62
Vermont24.6¢$10
Virginia17.4¢$7.35
Washington14.4¢$6.08
West Virginia16.1¢$6.79
Wisconsin19.2¢$8.13
Wyoming14.7¢$6.21

Certified models closest in efficiency

computer monitors within reach of 42 kWh/yr
ModelkWh/yr$/yr (US avg)
TEROS TE-2712S42$7.97
BenQ GW2291-M42$7.97
PHILIPS 27B2N210042$7.97
PHILIPS 223S942$7.97
Lenovo F20238FE42$7.97
CTL LE22BW42$7.96

Run your own numbers

Your rate, your numbers

Per day
Per month
$0.66
Per year
$7.91

42 kWh/yr × 18.8¢/kWh = $7.91/yr

Prefilled with this model's certified 42 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 L238V1-HAS-N use?
ENERGY STAR certifies the V7 L238V1-HAS-N at 42 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 L238V1-HAS-N cost to run per month?
About $0.66 a month at the U.S. average residential rate (18.8¢/kWh) — 2¢ a day, or $7.97 a year. Your state's rate moves this up or down; see the table above.
Is the V7 L238V1-HAS-N energy efficient?
It uses 6% less electricity than the median certified computer monitor.
What does the V7 L238V1-HAS-N cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $5.23 a year in North Dakota (12.3¢/kWh) and $20 in Hawaii (46.6¢/kWh).

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