WattCost

Data through June 2026

Running cost · Computer Monitors · ENERGY STAR certified

ELO ET1304LSN

The ELO ET1304LSN's certified consumption is 13 kWh per year, which prices out to about $2.34 at the national average rate — your hours of use scale that directly. That puts it in the most efficient tenth of every certified computer monitor — 72% less electricity than the median, ranked 2 of 1530. The same unit costs $1.67 a year in Nevada but $6.72 in Hawaii — electricity rates, not the appliance, make the difference.

Estimated annual running cost · U.S. average rate 18.3¢/kWh

$2.34/yr

$2.04 · cheapest certified computer monitors$74 · priciest
Per month
$0.19
Per day
1¢
Certified use
13 kWh/yr
Screen size
13.3 in
Panel
IPS LCD
On-mode power
3.87 W
Sleep-mode power
0.16 W
11 kWh403 kWh
Where the ELO ET1304LSN (▮) sits among all 1,530 certified computer monitors, by annual kWh

What it costs in every state

ELO ET1304LSN: 13 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$2.09
Alaska28.2¢$3.60
Arizona15.2¢$1.94
Arkansas14.1¢$1.80
California34.7¢$4.43
Colorado17.1¢$2.18
Connecticut24.3¢$3.10
Delaware19.3¢$2.46
District of Columbia24.4¢$3.11
Florida15.1¢$1.93
Georgia16.4¢$2.09
Hawaiipriciest52.7¢$6.72
Idaho14.4¢$1.83
Illinois19.9¢$2.54
Indiana17.5¢$2.23
Iowa15.9¢$2.03
Kansas15.7¢$2.00
Kentucky14.3¢$1.82
Louisiana13.5¢$1.72
Maine29.6¢$3.77
Maryland21.8¢$2.78
Massachusetts29.6¢$3.78
Michigan23.0¢$2.93
Minnesota17.5¢$2.23
Mississippi14.9¢$1.90
Missouri16.2¢$2.07
Montana15.1¢$1.93
Nebraska13.3¢$1.69
Nevadacheapest13.1¢$1.67
New Hampshire27.0¢$3.44
New Jersey24.9¢$3.18
New Mexico15.1¢$1.92
New York29.5¢$3.76
North Carolina14.7¢$1.88
North Dakota14.1¢$1.80
Ohio19.2¢$2.45
Oklahoma14.3¢$1.83
Oregon16.3¢$2.08
Pennsylvania21.7¢$2.77
Rhode Island29.2¢$3.73
South Carolina15.6¢$1.98
South Dakota15.4¢$1.96
Tennessee14.1¢$1.79
Texas15.9¢$2.03
Utah13.4¢$1.70
Vermont24.4¢$3.12
Virginia17.2¢$2.20
Washington14.9¢$1.90
West Virginia15.4¢$1.97
Wisconsin19.6¢$2.49
Wyoming15.2¢$1.94

Certified models closest in efficiency

computer monitors within reach of 13 kWh/yr
ModelkWh/yr$/yr (US avg)
HP HP E14 G4most efficient13$2.35
DELL P1424Hf13$2.47
VAIO VJ5VP141XXXXmost efficient14$2.62
Acer PE140WU_zmost efficient11$2.04
Wacom One DTC14114$2.65
PLANAR PM16-S14$2.66

Run your own numbers

Your rate, your numbers

Per day
1¢
Per month
$0.20
Per year
$2.38

13 kWh/yr × 18.3¢/kWh = $2.38/yr

Prefilled with this model's certified 13 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 ELO ET1304LSN use?
ENERGY STAR certifies the ELO ET1304LSN at 13 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 ELO ET1304LSN cost to run per month?
About $0.19 a month at the U.S. average residential rate (18.3¢/kWh) — 1¢ a day, or $2.34 a year. Your state's rate moves this up or down; see the table above.
Is the ELO ET1304LSN energy efficient?
It uses 72% less electricity than the median certified computer monitor, placing it in the top 10% of certified models.
What does the ELO ET1304LSN cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $1.67 a year in Nevada (13.1¢/kWh) and $6.72 in Hawaii (52.7¢/kWh).

Keep digging