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Whirlpool WHHD501AW running cost

The Whirlpool WHHD501AW is rated at 530 kWh per year (ENERGY STAR test conditions). At the US average residential price of 18.3¢/kWh (July 2026), that is about $97.04 a year, or $8.09 a month.

How it compares

Among 171 certified large (40+ pints/day) portable dehumidifiers (same size band), it ranks #151 for lowest running cost (class median $95.21/year). Water removal (pints/day, DOE test): 50.

Cheaper-to-run dehumidifiers in the same size band

• Midea MDUDP-40AEN8-BB0 — 430 kWh/yr, $78.73/yr
• PELONIS PAD40C1AWTS — 430 kWh/yr, $78.73/yr
• Aeocky RHEA PRO-RCS50(Y)-N4-3-25 — 432 kWh/yr, $79.10/yr
• Aeocky LEO PRO-RCS50(Y)-N4-3(B)-25 — 438 kWh/yr, $80.20/yr
• Vellgoo TAURUS PRO-RCS50(Y)-N4-3-25 — 444 kWh/yr, $81.30/yr

Specifications

Source: ENERGY STAR certified dehumidifiers dataset, record 4499033. Real-world use depends on hours of operation, settings and climate.

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