Electrical Calculators

Our electrical calculators and tools help you estimate the power usage and costs of lighting and appliances, determine the right wire sizes for projects, calculate circuit components, and handle physics-related calculations.

You can also use our electrical conversion calculators to easily convert between units of power, current, frequency, and more.

Electrical Conversion Calculators

Amp-Hours (Ah) to Kilowatt-Hours (kWh) Conversion Calculator Kilowatt-Hours (kWh) to Watts Conversion Calculator
Amp-Hours (Ah) to Watt-Hours (Wh) Conversion Calculator Kilowatts (kW) to Amps Conversion Calculator
Amps to Horsepower Calculator Kilowatts (kW) to Kilovolt-Amps (kVA) Conversion Calculator
Amps to Kilovolt-Amps (kVA) Conversion Calculator Kilowatts (kW) to Kilowatt-Hours (kWh) Conversion Calculator
Amps to Kilowatts (kW) Conversion Calculator Kilowatts (kW) to Volt-Amps (VA) Conversion Calculator
Amps to Volt-Amps (VA) Conversion Calculator Milliamp-Hours (mAh) to Watt-Hours (Wh) Conversion Calculator
Amps to Volts Conversion Calculator Volt-amps (VA) to Amps Conversion Calculator
Amps to Watts Conversion Calculator Volt-Amps (VA) to Kilovolt-Amps (kVA) Conversion Calculator
Capacitance to Charge Conversion Calculator Volt-amps (VA) to Kilowatts (kW) Conversion Calculator
Horsepower to Amps Calculator Volts to Amps Conversion Calculator
Horsepower to Kilovolt-Amps (kVA) Conversion Calculator Volts to Joules Conversion Calculator
Joules to Volts Conversion Calculator Volts to Watts Conversion Calculator
Joules to Watts Conversion Calculator Watt-Hours (Wh) to Amp-Hours (Ah) Conversion Calculator
Kilovolt-Amps (kVA) to Amps Conversion Calculator Watt-Hours (Wh) to Milliamp-Hours (mAh) Conversion Calculator
Kilovolt-Amps (kVA) to Horsepower Conversion Calculator Watts to Amps Conversion Calculator
Kilovolt-Amps (kVA) to Kilowatts (kW) Conversion Calculator Watts to Joules Conversion Calculator
Kilovolt-Amps (kVA) to Volt-Amps (VA) Conversion Calculator Watts to Kilovolt-Amps (kVA) Conversion Calculator
Kilovolt-Amps (kVA) to Watts Conversion Calculator Watts to Kilowatt-Hours (kWh) Conversion Calculator
Kilowatt-Hours (kWh) to Amp-Hours (Ah) Conversion Calculator Watts to Volts Conversion Calculator
Kilowatt-Hours (kWh) to Kilowatts (kW) Conversion Calculator

Electrical Calculators

2024 Electricity Cost Calculator Resistor Capacitor Circuit Calculator
2024 Lighting Energy Cost Calculator RLC Impedance Calculator
Capacitance Calculator RMS Voltage Calculator
Coulomb’s Law Charge Calculator Series and Parallel Capacitor Calculator
Current Calculator Series Resistor Calculator
LED Resistor Calculator Voltage Calculator
Ohm’s Law Calculator Voltage Divider Calculator
Parallel Plate Capacitance Calculator Voltage Drop Calculator
Parallel Resistor Calculator Wattage Calculator
Peak Voltage Calculator Wire Ampacity Calculator
Peak-to-Peak Voltage Calculator Wire Size Calculator
Power Factor Calculator Electrical Installation and Repair Estimates
Resistance Calculator

More Electrical Conversion Calculators

Capacitance Conversion Calculators Frequency Conversion Calculators
Charge Conversion Calculators Inductance Conversion Calculators
Conductance Conversion Calculators Power Conversion Calculators
Current Conversion Calculators Resistance Conversion Calculators
Energy Conversion Calculators Voltage Conversion Calculators
Force Conversion Calculators