Appliances / Window air conditioners / Whirlpool
Whirlpool WHAW151INV: $128 a year to run
This room air conditioner uses 703 kWh of electricity a year. At the U.S. average price that is $128 a year and $1,279 over a typical 10-year life. It ranks #414 of 492 window models for running cost.
- Price. Check what it costs at the store (links below).
- Plus running cost. Add $1,279 of electricity over 10 years. That is the part the price tag hides.
- Compare. Pick your state to see your real number, then check the cheaper-to-run models of the same size.
Where to buy
Compare the price, then add the running cost below to get the true cost.
Cost to run where you live
703 kWh a year (ENERGY STAR test figure) × 18.19¢ per kWh, the average residential price in the U.S. for Jan–Aug 2026 (EIA). Your bill depends on your utility and how you use it.
Cheaper to run, same type and size
Or see every large rooms (over 10,000 to 15,000 btu) model ranked.
| Friedrich KCVM14B10B | 14100 BTU | $119/yr | saves $91 |
| BLACK+DECKER BDM14C | 14000 BTU | $119/yr | saves $85 |
| Frigidaire FHWW145WF1 | 14000 BTU | $119/yr | saves $85 |
| Frigidaire FHWW146WF1 | 14000 BTU | $119/yr | saves $85 |
Specs
| Brand | Whirlpool |
| Model | WHAW151INV |
| Type | Window |
| Energy use | 703 kWh / year |
| Federal maximum for this type | 1406 kWh / year |
| Width | 25.4 in |
Specs and energy use from the ENERGY STAR certified products list (U.S. EPA). An asterisk in a model number stands for colour or finish codes. HouseholdLeak is not affiliated with ENERGY STAR or the EPA.
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