Calculations > Ohm's Law > Watts > Given Volts, Amps
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See also Calculations Solving for Single-phase Amperes when Kilowatts, Volts, Power Factor are known Solving for Three-phase Amperes when Horsepower, Volts, Efficiency, Power Factor are known Guides Parallel Conductor sizing and ampacities for insulated conductors rated 0-2000 Volts in raceway, cable, or direct buried Definitions Ohm's Law Power - D-C Circuits