3 free tools

Electrical & digital Calculators

Electrical and digital calculators for AC power, Ohm’s law and file transfer duration. Each calculator explains its inputs, formula and limits.

Single & three-phase AC power Calculator

Compute real, apparent and reactive power for a balanced AC load.

Find voltage, current and power for a purely resistive circuit.

Convert GB/GiB and Mbps into a realistic transfer-duration estimate.