Appliances / Window air conditioners / Wallmaster

Through the Wall

Wallmaster WHVT14B33B: $152 a year to run

This room air conditioner uses 838 kWh of electricity a year. At the U.S. average price that is $152 a year and $1,524 over a typical 10-year life. It ranks #56 of 58 through the wall models for running cost.

  1. Price. Check what it costs at the store (links below).
  2. Plus running cost. Add $1,524 of electricity over 10 years. That is the part the price tag hides.
  3. Compare. Pick your state to see your real number, then check the cheaper-to-run models of the same size.
Per year (U.S. avg)
$152
Over 10 years
$1,524
Saves vs the federal minimum
$135/yr
Size
14,300 BTU

Where to buy

Compare the price, then add the running cost below to get the true cost.

Cost to run where you live

Electricity per year
$152
Electricity over 10 years
$1,524
Add the price you pay
+ $1,524

838 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 WCVT12B30A13600 BTU$134/yrsaves $189
Brothers 10239514000 BTU$137/yrsaves $151
DuraSTAR DRTAC142XVB114000 BTU$137/yrsaves $151
Frigidaire FHTC145WC214000 BTU$137/yrsaves $151

Specs

BrandWallmaster
ModelWHVT14B33B
TypeThrough the Wall
Energy use838 kWh / year
Federal maximum for this type1581 kWh / year
Width26.5 in
FeaturesHeat mode

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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