WattCost

Data through June 2026

Running cost · Air Purifiers · ENERGY STAR certified

Sharp KJ600F-LM1-SH

The Sharp KJ600F-LM1-SH's certified consumption is 341 kWh per year, which prices out to about $63 at the national average rate — your hours of use scale that directly. Even among certified models it's on the thirsty end: 130% more electricity than the median air purifier, ranked 203 of 225. Where you live moves the bill from $45 a year in Nevada to $180 in Hawaii. Note the certified pool here is small (225 models), so rankings shift more with each data refresh.

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

$63/yr

$5.50 · cheapest certified air purifiers$90 · priciest
Per month
$5.21
Per day
17¢
Certified use
341 kWh/yr
Rated room size
567 sq ft
CADR (smoke)
366
Technology
Fan and Filter
Efficiency
6.4 CFM/W
30 kWh490 kWh
Where the Sharp KJ600F-LM1-SH (▮) sits among all 225 certified air purifiers, by annual kWh

What it costs in every state

Sharp KJ600F-LM1-SH: 341 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$56
Alaska28.2¢$96
Arizona15.2¢$52
Arkansas14.1¢$48
California34.7¢$118
Colorado17.1¢$58
Connecticut24.3¢$83
Delaware19.3¢$66
District of Columbia24.4¢$83
Florida15.1¢$51
Georgia16.4¢$56
Hawaiipriciest52.7¢$180
Idaho14.4¢$49
Illinois19.9¢$68
Indiana17.5¢$60
Iowa15.9¢$54
Kansas15.7¢$54
Kentucky14.3¢$49
Louisiana13.5¢$46
Maine29.6¢$101
Maryland21.8¢$74
Massachusetts29.6¢$101
Michigan23.0¢$78
Minnesota17.5¢$60
Mississippi14.9¢$51
Missouri16.2¢$55
Montana15.1¢$52
Nebraska13.3¢$45
Nevadacheapest13.1¢$45
New Hampshire27.0¢$92
New Jersey24.9¢$85
New Mexico15.1¢$51
New York29.5¢$101
North Carolina14.7¢$50
North Dakota14.1¢$48
Ohio19.2¢$65
Oklahoma14.3¢$49
Oregon16.3¢$56
Pennsylvania21.7¢$74
Rhode Island29.2¢$100
South Carolina15.6¢$53
South Dakota15.4¢$52
Tennessee14.1¢$48
Texas15.9¢$54
Utah13.4¢$46
Vermont24.4¢$83
Virginia17.2¢$59
Washington14.9¢$51
West Virginia15.4¢$53
Wisconsin19.6¢$67
Wyoming15.2¢$52

Certified models closest in efficiency

air purifiers within reach of 341 kWh/yr
ModelkWh/yr$/yr (US avg)
Midea KJ600G-RX600A341$63
PURECODE PAR001341$63
Coway Airmega 350(W);Airmega 350(BG);Airmega 350(*);AP-1924A_WT;AP-1924A_BG; AP-1924A_344$63
Coway Airmega Airmega 350(W);Airmega 350(BG);Airmega 350(*);AP-1924A_WT;AP-1924A_BG; AP-1924A_344$63
Blueair 6712211000336$62
Coway Airmega Airmega ProX;AP-3522F_US;Airmega ProX(W);Airmega ProX(*);AP-3522F_WT;AP-3522F_most efficient335$61

Run your own numbers

Your rate, your numbers

Per day
17¢
Per month
$5.21
Per year
$63

341 kWh/yr × 18.3¢/kWh = $63/yr

Prefilled with this model's certified 341 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.

Questions, answered with the data

How much electricity does the Sharp KJ600F-LM1-SH use?
ENERGY STAR certifies the Sharp KJ600F-LM1-SH at 341 kWh per year. The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.
How much does the Sharp KJ600F-LM1-SH cost to run per month?
About $5.21 a month at the U.S. average residential rate (18.3¢/kWh) — 17¢ a day, or $63 a year. Your state's rate moves this up or down; see the table above.
Is the Sharp KJ600F-LM1-SH energy efficient?
It uses 130% more electricity than the median certified air purifier, which puts it among the least efficient certified models.
What does the Sharp KJ600F-LM1-SH cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $45 a year in Nevada (13.1¢/kWh) and $180 in Hawaii (52.7¢/kWh).

Keep digging