Electrical

Volts to Watts

Convert Updates live
V — W
Formula

Multiply volts by amps (default 10A). Watts = Volts × Amps

Common conversions

V W
5 V 50 W
12 V 120 W
24 V 240 W
48 V 480 W
110 V 1100 W
120 V 1200 W
220 V 2200 W
230 V 2300 W
240 V 2400 W
Also: Watts to Volts

FAQ

How do I convert volts to watts?

Multiply volts by amps: Watts = Volts × Amps. You need to know the current (amps).

How many watts is 120 volts?

At 10A: 120V × 10A = 1,200W. The wattage depends on the amperage of the circuit.

Related converters

Watts to Volts Watts to Amps Amps to Watts VA to Watts