Electricity and Energy Calculators

Find out what appliances, heaters and electronics cost to run, using watts, hours of use and your electricity rate in cents per kilowatt-hour.

2 calculators

Electricity Cost Calculator

Electricity cost calculator: what an appliance costs to run per day, month and year from its watts and your rate per kWh.

Voltage Drop Calculator

Voltage drop calculator: find the volts lost and percent drop on a copper or aluminum wire run by length, size and amps.

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