0rickharris 4 years ago ReplyUpvoteWatts=current x voltage so to derive current from watts and voltage you:Current = Watts / VoltsOr in your case I= 15/12 = 1.25 amps

0mpilchfamily 4 years ago ReplyUpvoteThis is basic Ohms law. If you don't know it then you should learn it. Power(W) is Voltage (V or E) multiplied by Current (I). So to solve for current: I=W/V. Another helpful basic equasion from Ohms Law is V=I*R

0mh76dk 4 years ago ReplyUpvoteYou can use a calculator like this: http://www.supercircuits.com/resources/tools/volts...which (just to answer the original question) is 1.25 amps

## Discussions

4 years ago

Watts=current x voltage so to derive current from watts and voltage you:

Current = Watts / Volts

Or in your case I= 15/12 = 1.25 amps

4 years ago

This is basic Ohms law. If you don't know it then you should learn it. Power(W) is Voltage (V or E) multiplied by Current (I). So to solve for current: I=W/V.

Another helpful basic equasion from Ohms Law is V=I*R

4 years ago

You can use a calculator like this: http://www.supercircuits.com/resources/tools/volts...

which (just to answer the original question) is 1.25 amps