Tool library

Electrical Tools

Convert watts, amps, volts, energy, and cost without hidden assumptions.

Available electrical tools

Convert electrical power to current for DC, single-phase, or three-phase systems.

Convert current into watts for DC, single-phase, or three-phase systems.

Solve for the missing volts, amps, or watts value.

Estimate appliance watts from voltage, current, power factor, and system type.

kWh

Calculate daily and period energy use from load and schedule.

Estimate daily, selected-period, and annual electricity cost using an editable rate.