Appliances / Window air conditioners / Hisense
Hisense AW-12TW1RZAU70
11,500 BTU · Window room air conditioner
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About the Hisense AW-12TW1RZAU70
The Hisense AW-12TW1RZAU70 is a 11,500 BTU window room air conditioner certified by ENERGY STAR. Its official test figure is 539 kWh of electricity a year, which at the U.S. average price of 18.19¢ per kWh comes to $98 a year, or $980 over a typical 10-year life.
That is 47% less energy than the federal maximum for this type of air conditioner (1,017 kWh a year), a saving of about $87 a year compared with a model that only just meets the standard.
Among 492 window models it ranks #263 for running cost. The cheapest model of this type would save $508 in electricity over 10 years, though it may differ in size and features.
If you want the same type and a similar size for less to run, the BLACK+DECKER BDM10C uses 469 kWh a year and would save about $127 over 10 years.
Cost to run where you live
539 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.
| BLACK+DECKER BDM10C | 10000 BTU | $85/yr | saves $127 |
| DuraSTAR DRWAC101XVB1 | 10000 BTU | $85/yr | saves $127 |
| Frigidaire FHWW105WF1 | 10000 BTU | $85/yr | saves $127 |
| Frigidaire FHWW106WF1 | 10000 BTU | $85/yr | saves $127 |
Specs
| Brand | Hisense |
| Model | AW-12TW1RZAU70 |
| Type | Window |
| Energy use | 539 kWh / year |
| Federal maximum for this type | 1017 kWh / year |
| Size | 11,500 BTU |
| Width | 20.3 in |
| Efficiency (CEER) | 16 |
| Mounting | Straddles Window |
| Voltage | 115 V |
| Inverter (variable speed) | Yes |
| Heat mode | No |
| Refrigerant | R-32 |
| Height | 14.6 in |
| Depth | 20.5 in |
| Weight | 56.2 lb |
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.
Questions people ask
How much does the Hisense AW-12TW1RZAU70 cost to run?
About $98 a year at the U.S. average electricity price (18.19¢/kWh), based on its ENERGY STAR rating of 539 kWh a year. In a state with expensive power it can be much more; pick your state on this page to see your number.
How much will the Hisense AW-12TW1RZAU70 cost in electricity over its life?
About $980 over 10 years, a typical life for a room air conditioner. Add that to the price you pay to get the true cost to own.
Is the Hisense AW-12TW1RZAU70 energy efficient?
Yes. It is ENERGY STAR certified and uses 47% less energy than the federal maximum for its type.
Is there a cheaper air conditioner to run of the same type and size?
Yes. The BLACK+DECKER BDM10C uses 469 kWh a year, about $127 less in electricity over 10 years.
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