WattCost

Data through April 2026

Running cost · Air Purifiers · ENERGY STAR certified

ALROCKET DH-JH020US-A00

The ALROCKET DH-JH020US-A00's certified consumption is 36 kWh per year, which prices out to about $6.78 at the national average rate — your hours of use scale that directly. Only a handful of certified air purifiers do better: it ranks 10 of 214 and undercuts the median by 76%. Where you live moves the bill from $4.45 a year in North Dakota to $17 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria. 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

$6.78/yr

$5.65 · cheapest certified air purifiers$92 · priciest
Per month
$0.56
Per day
2¢
Certified use
36 kWh/yr
Rated room size
62 sq ft
CADR (smoke)
40
Technology
Fan and Filter
Efficiency
7.1 CFM/W
30 kWh490 kWh
Where the ALROCKET DH-JH020US-A00 (▮) sits among all 214 certified air purifiers, by annual kWh

What it costs in every state

ALROCKET DH-JH020US-A00: 36 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$6.27
Alaska27.4¢$9.85
Arizona15.5¢$5.57
Arkansas14.2¢$5.10
California35.3¢$13
Colorado16.5¢$5.95
Connecticut32.2¢$12
Delaware18.8¢$6.76
District of Columbia25.4¢$9.15
Florida15.4¢$5.54
Georgia15.4¢$5.53
Hawaiipriciest46.6¢$17
Idaho12.7¢$4.57
Illinois20.5¢$7.37
Indiana17.9¢$6.44
Iowa13.9¢$4.99
Kansas15.8¢$5.68
Kentucky15.0¢$5.41
Louisiana14.4¢$5.20
Maine28.4¢$10
Maryland22.1¢$7.95
Massachusetts29.4¢$11
Michigan21.4¢$7.70
Minnesota16.4¢$5.90
Mississippi16.8¢$6.03
Missouri14.0¢$5.04
Montana13.9¢$5.00
Nebraska13.3¢$4.78
Nevada14.3¢$5.14
New Hampshire27.2¢$9.81
New Jersey23.5¢$8.47
New Mexico15.2¢$5.45
New York29.4¢$11
North Carolina16.3¢$5.85
North Dakotacheapest12.3¢$4.45
Ohio19.5¢$7.02
Oklahoma13.3¢$4.79
Oregon15.8¢$5.68
Pennsylvania21.5¢$7.73
Rhode Island28.3¢$10
South Carolina17.1¢$6.14
South Dakota14.5¢$5.23
Tennessee14.9¢$5.38
Texas17.0¢$6.12
Utah13.3¢$4.78
Vermont24.6¢$8.84
Virginia17.4¢$6.26
Washington14.4¢$5.17
West Virginia16.1¢$5.78
Wisconsin19.2¢$6.92
Wyoming14.7¢$5.28

Certified models closest in efficiency

air purifiers within reach of 36 kWh/yr
ModelkWh/yr$/yr (US avg)
AROEVE DH-JH020US-A00most efficient36$6.78
BREEZOME DH-JH020US-A00most efficient36$6.78
KLOUDIC DH-JH020US-A00most efficient36$6.78
REEMKIZZ DH-JH020US-A00most efficient36$6.78
TABYIK DH-JH020US-A00most efficient36$6.78
VOOPNU DH-JH020US-A00most efficient36$6.78

Run your own numbers

Your rate, your numbers

Per day
2¢
Per month
$0.56
Per year
$6.78

36 kWh/yr × 18.8¢/kWh = $6.78/yr

Prefilled with this model's certified 36 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 ALROCKET DH-JH020US-A00 use?
ENERGY STAR certifies the ALROCKET DH-JH020US-A00 at 36 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 ALROCKET DH-JH020US-A00 cost to run per month?
About $0.56 a month at the U.S. average residential rate (18.8¢/kWh) — 2¢ a day, or $6.78 a year. Your state's rate moves this up or down; see the table above.
Is the ALROCKET DH-JH020US-A00 energy efficient?
It uses 76% less electricity than the median certified air purifier, placing it in the top 10% of certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the ALROCKET DH-JH020US-A00 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $4.45 a year in North Dakota (12.3¢/kWh) and $17 in Hawaii (46.6¢/kWh).

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