Simple Device Wattage Calculator

This is a simple calculator for determining the number of watts a device uses. Simply plug in the Amps and volts from your device, Click Calculate and You will get the wattage of the device.

Watts = Volts X Amps

144 Watts = 12 Volts * 12 Amps

Enter number of Amps:

Enter voltage:

Number of Watts =