DH-JH021US-A00 (AROEVE, ENERGY STAR Most Efficient) uses 101 kWh per year, an estimated $17.17/yr to run, ranking 22nd cheapest of 80 sampled air purifiers, 31% below the $24.82/yr median of the 80 sampled models.
Certification: ENERGY STAR Most Efficient
DH-JH021US-A00
Paste into the Amazon search box to find this exact modelAs an Amazon Associate I earn from qualifying purchases.
| Cost rank in category | 22nd of 80 |
| Cost percentile | bottom 26% |
| Vs category median | 31% below ($24.82/yr) |
| Rank within same status | 18th of 23 (Median $15.13/yr) |
| Category low to high | $5.10/yr ~ $67.35/yr |
| Spec | Value |
|---|---|
| energy star partner | Hunan Douhe Intelligent Appliance Co., Ltd |
| additional model information | DH-JH21; MK21 |
| room size sq ft | 214 |
| dust free clean air delivery | 152.0 |
| smoke free clean air delivery | 138.0 |
| pollen free clean air delivery | 163.0 |
| dust free clean air delivery rate cfm w | 8.89 |
| smoke free clean air delivery rate cfm w | 8.02 |
| pollen free clean air delivery rate cfm w | 9.42 |
| pm25 cadr | 145.0 |
| integrated energy factor cfm w | 8.0 |
| annual energy use kwh yr | 101.00 |
| technology types | Fan and Filter |
| ozone emissions ppb | 0.00 |
| filter 1 type | HEPA-Type |
| connected capable | No |
| Model | Certification | Est. energy cost |
|---|---|---|
| AM-AP1130-WH | ENERGY STAR Certified | $17.51/yr |
| HPA4100B | ENERGY STAR Most Efficient | $16.15/yr |
| 3232111101 | ENERGY STAR Certified | $18.36/yr |
| Brisk Box Ultra | ENERGY STAR Most Efficient | $15.98/yr |
| F185B | ENERGY STAR Most Efficient | $18.53/yr |
The AROEVE DH-JH021US-A00 is certified at 101 kWh per year, which works out to about $17.17/yr at the flat rate assumed on this site. Certified figures come from standardized test procedures, so your actual bill varies with usage and your local electricity rate.
Among the 80 air purifiers compared on this site, the AROEVE DH-JH021US-A00 ranks 22nd cheapest to run and sits in the bottom 26% of the cost range. That is 31% below the category median of $24.82/yr. The cheapest sampled model runs at $5.10/yr and the most expensive at $67.35/yr.
The AROEVE DH-JH021US-A00 is listed as ENERGY STAR Most Efficient. Among the 23 sampled air purifiers with that status the median running cost is $15.13/yr, and the AROEVE DH-JH021US-A00 ranks 18th cheapest within that group. Certification status reflects efficiency relative to product class, not absolute energy use.
Simple estimate, 30 days per month (assuming $0.17/kWh)