VoltCalc

What it does

Provides Ohm's Law, watts-to-amps, voltage drop and wire sizing, and electricity cost calculators. Calculations are client-side and intended for circuit and wiring work.

Features

• Ohm's Law calculator
• Watts-to-amps conversion
• NEC voltage drop sizing
• Electricity cost estimation

Best for

Electricians, engineers, and makers.

Shelved under

VoltCalc is an independent website. Tools Lib lists it; features and pricing are set by its makers and can change.