Appliance Energy Cost Index Model-level energy use and running cost, from ENERGY STAR certified product data

DDH20LF Dehumidifiers · Dr. Prepare

DDH20LF (Dr. Prepare, ENERGY STAR Most Efficient) uses 181 kWh per year, an estimated $30.77/yr to run, ranking 4th cheapest of 80 sampled dehumidifiers, 36% below the $48.45/yr median of the 80 sampled models.

Certification: ENERGY STAR Most Efficient

Est. annual energy cost
$30.77/yr
Cheaper than all but 4% of sampled models in this category
Annual energy use: 181 kWh
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Where this model sits (computed from source data)

Figures above are computed at build time from the sampled source records - no external estimates are used.
Cost rank in category4th of 80
Cost percentilebottom 4%
Vs category median36% below ($48.45/yr)
Rank within same status3rd of 25 (Median $30.94/yr)
Rank within similar capacity1st of 19 · dehumidifier water removal capacity per appendix x1 pints day 12.8~19.2 (Median $30.94/yr)
Category low to high$17.85/yr ~ $106.76/yr

Certified specifications (as reported)

Specifications exactly as reported in the certified dataset.
SpecValue
energy star partnerRNG INTERNATIONAL, INC.
dehumidifier typePortable Dehumidifier
dehumidifier efficiency integrated energy factor l kwh 1.89
dehumidifier water removal capacity per appendix x1 pints day16.00
annual energy consumption kwh yr181
refrigerant typeR-290
refrigerant charge oz2.5
connected capableNo
date available on market2026-05-11
date certified2026-05-11
meets most efficient criteriaYes

Similar models in this category

Closest capacity first (at most two rows per identical cost).
ModelCertificationEst. energy cost
KT1415DH50WT ENERGY STAR Most Efficient$30.77/yr
OL16-D068FFN2B1/FE ENERGY STAR Most Efficient$30.77/yr
PD21MB-20 ENERGY STAR Most Efficient$30.94/yr
PD21MB-20 ENERGY STAR Most Efficient$30.94/yr
FDD20-5272V1R5-E ENERGY STAR Most Efficient$33.66/yr

Frequently asked questions

How much does it cost to run the Dr. Prepare DDH20LF per year?

The Dr. Prepare DDH20LF is certified at 181 kWh per year, which works out to about $30.77/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.

Is the Dr. Prepare DDH20LF efficient compared with other dehumidifiers?

Among the 80 dehumidifiers compared on this site, the Dr. Prepare DDH20LF ranks 4th cheapest to run and sits in the bottom 4% of the cost range. That is 36% below the category median of $48.45/yr. The cheapest sampled model runs at $17.85/yr and the most expensive at $106.76/yr.

What ENERGY STAR status does the Dr. Prepare DDH20LF hold?

The Dr. Prepare DDH20LF is listed as ENERGY STAR Most Efficient. Among the 25 sampled dehumidifiers with that status the median running cost is $30.94/yr, and the Dr. Prepare DDH20LF ranks 3rd cheapest within that group. Certification status reflects efficiency relative to product class, not absolute energy use.

How does the Dr. Prepare DDH20LF compare with similarly sized models?

Using the certified dehumidifier water removal capacity per appendix x1 pints day value of 16.0, 19 sampled models fall within +/-20% (12.8 to 19.2), and the Dr. Prepare DDH20LF ranks 1st cheapest among them. The median for that size band is $30.94/yr. Comparing within a size band is more meaningful than comparing certification labels.

Quick electricity cost calculator

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Simple estimate, 30 days per month (assuming $0.17/kWh)