What does it cost to run?
Enter any appliance's wattage and usage — get the real cost per day, month, and year at your state's current electricity rate (May 2026 EIA data).
Per day
$1.11
Per month
$33.56
Per year
$402.73
6.00 kWh/day · 182 kWh/month at 18.44¢ per kWh (U.S. average)
Appliance calculators
Presets with typical wattage and runtime — tweak them to match your home.
Central air conditioner
The biggest single line on most summer power bills.
~3,500 W · 8h/day →
Window air conditioner
Cheap to buy; the running cost depends on runtime.
~900 W · 8h/day →
Space heater
1,500 watts adds up faster than most people expect.
~1,500 W · 6h/day →
Electric water heater
Second-largest electricity user in most all-electric homes.
~4,500 W · 3h/day →
Refrigerator
Runs 24/7, but the compressor only works part-time.
~150 W · 8h/day →
Clothes dryer
Around 3 kWh per load for a standard electric dryer.
~3,000 W · 1h/day →
EV home charging
A Level 2 charger is the biggest load in most EV homes.
~7,200 W · 2h/day →
Pool pump
A quiet four-figure annual cost in many sunbelt homes.
~1,100 W · 6h/day →
Gaming PC
A serious rig under load is a real appliance.
~450 W · 4h/day →
Television
Modern TVs are cheap to run — size and brightness matter.
~100 W · 5h/day →
Dishwasher
Most of the energy goes to heating water.
~1,500 W · 1h/day →
Dehumidifier
Basement units quietly run long hours all summer.
~500 W · 10h/day →