CalcMountain

Power Calculator (Watts)

Find electrical power in watts using multiple formulas: P = V × I (voltage times current), P = I²R, P = V²/R, or P = Work/Time. Convert between watts, kilowatts, horsepower, and BTU/hr.

Inputs

Results

Power

1,200 W

Kilowatts

1.200 kW

Horsepower

1.609 HP

Power Calculation Results

ParameterValue
Power1,200 W
Power (kW)1.2000 kW
Power (HP)1.6092 HP
Power (BTU/hr)4094.57 BTU/hr
Energy per Hour4,320,000 J
kWh per Day28.800 kWh
Formula UsedP = V × I

Frequently Asked Questions

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