Power Conversion Calculator

Use this all-in-one utility to convert watts to amps, amps to watts, and estimate voltage drop across a wire run in your RV electrical system.

Amps = Watts ÷ Volts

Watts

Volts

Result0 A

Watts = Amps × Volts

Amps

Volts used above

Result0 W

Voltage Drop = Amps × wire resistance × round-trip distance

Circuit amps

One-way distance (ft)

Wire gauge

System voltage

Voltage drop0 V

Percent drop0%