Wattulator is an energy cost calculator. It calculates the approximate cost per hour, day, month, and year for the amps, watts, or kilowatts, using the cost per Kilowatt-Hour that you enter. Quickly see approximately how much an electric appliance costs to run.
- Set the cost per Kilowatt-Hour (KWH)
- Select Amps, Watts, or Kilowatts
- Set the desired AC voltage (100
- 240 volts)
- Set the Power Factor, (use 100% if unknown)
- Set the amps, watts, or kilowatts slider
- The cost