WattCost

Data through April 2026

Running cost · Air Purifiers · ENERGY STAR certified

CUCKOO CAC-K1910FW

At the standardized usage ENERGY STAR assumes, the CUCKOO CAC-K1910FW consumes 325 kWh a year — about $61 at the U.S. average electricity rate ($5.10 a month). Even among certified models it's on the thirsty end: 120% more electricity than the median air purifier, ranked 186 of 214. Where you live moves the bill from $40 a year in North Dakota to $152 in Hawaii. Note the certified pool here is small (214 models), so rankings shift more with each data refresh.

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

$61/yr

$5.65 · cheapest certified air purifiers$92 · priciest
Per month
$5.10
Per day
17¢
Certified use
325 kWh/yr
Rated room size
474 sq ft
CADR (smoke)
306
Technology
Fan and Filter, UV Light
Efficiency
5.6 CFM/W
30 kWh490 kWh
Where the CUCKOO CAC-K1910FW (▮) sits among all 214 certified air purifiers, by annual kWh

What it costs in every state

CUCKOO CAC-K1910FW: 325 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$57
Alaska27.4¢$89
Arizona15.5¢$50
Arkansas14.2¢$46
California35.3¢$115
Colorado16.5¢$54
Connecticut32.2¢$105
Delaware18.8¢$61
District of Columbia25.4¢$83
Florida15.4¢$50
Georgia15.4¢$50
Hawaiipriciest46.6¢$152
Idaho12.7¢$41
Illinois20.5¢$67
Indiana17.9¢$58
Iowa13.9¢$45
Kansas15.8¢$51
Kentucky15.0¢$49
Louisiana14.4¢$47
Maine28.4¢$92
Maryland22.1¢$72
Massachusetts29.4¢$96
Michigan21.4¢$70
Minnesota16.4¢$53
Mississippi16.8¢$54
Missouri14.0¢$46
Montana13.9¢$45
Nebraska13.3¢$43
Nevada14.3¢$46
New Hampshire27.2¢$89
New Jersey23.5¢$76
New Mexico15.2¢$49
New York29.4¢$96
North Carolina16.3¢$53
North Dakotacheapest12.3¢$40
Ohio19.5¢$63
Oklahoma13.3¢$43
Oregon15.8¢$51
Pennsylvania21.5¢$70
Rhode Island28.3¢$92
South Carolina17.1¢$55
South Dakota14.5¢$47
Tennessee14.9¢$49
Texas17.0¢$55
Utah13.3¢$43
Vermont24.6¢$80
Virginia17.4¢$56
Washington14.4¢$47
West Virginia16.1¢$52
Wisconsin19.2¢$62
Wyoming14.7¢$48

Certified models closest in efficiency

air purifiers within reach of 325 kWh/yr
ModelkWh/yr$/yr (US avg)
CUCKOO CAC-D2020FW316$60
Coway Airmega Airmega ProX;AP-3522F_US;Airmega ProX(W);Airmega ProX(*);AP-3522F_WT;AP-3522F_most efficient335$63
Coway Airmega ProXmost efficient335$63
Coway Airmega ProX;Airmega ProX(W);Airmega ProX(*);AP-3522F_US;AP-3522F_WT;AP-3522F_most efficient335$63
AIRMEGA AP-1515H314$59
Blueair 6712211000336$63

Run your own numbers

Your rate, your numbers

Per day
17¢
Per month
$5.10
Per year
$61

325 kWh/yr × 18.8¢/kWh = $61/yr

Prefilled with this model's certified 325 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 CUCKOO CAC-K1910FW use?
ENERGY STAR certifies the CUCKOO CAC-K1910FW at 325 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 CUCKOO CAC-K1910FW cost to run per month?
About $5.10 a month at the U.S. average residential rate (18.8¢/kWh) — 17¢ a day, or $61 a year. Your state's rate moves this up or down; see the table above.
Is the CUCKOO CAC-K1910FW energy efficient?
It uses 120% more electricity than the median certified air purifier, which puts it among the least efficient certified models.
What does the CUCKOO CAC-K1910FW cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $40 a year in North Dakota (12.3¢/kWh) and $152 in Hawaii (46.6¢/kWh).

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