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power

Power Conversions

Convert power units including watts, kilowatts, megawatts, horsepower, metric horsepower, BTU per hour, and calorie-rate units.

Popular Conversions

Watt to Horsepower Kilowatt to Horsepower Horsepower to Kilowatt Btu Per Hour to Watt Watt to Btu Per Hour Megawatt to Kilowatt

Common Units

watt

W

kilowatt

kW

megawatt

MW

horsepower

hp

metric horsepower

PS, cv

BTU per hour

BTU/h, BTU/hr

Common Questions

Is horsepower the same as watts?

No. Horsepower is a power unit. Mechanical horsepower equals about 745.6998715823 watts.

Is metric horsepower different?

Yes. Metric horsepower is slightly smaller than mechanical horsepower and equals 735.49875 watts.

What does BTU/hr measure?

BTU per hour measures power, often used for heating and cooling equipment.

Show all 8 units

watt

W

kilowatt

kW

megawatt

MW

horsepower

hp

metric horsepower

PS, cv

BTU per hour

BTU/h, BTU/hr

calorie per second

cal/s

kilocalorie per hour

kcal/h

Area

9 units ready

Data Storage

10 units ready

Energy

9 units ready

Length & Distance

8 units ready

Power

8 units ready

Pressure

8 units ready

Speed

5 units ready

Temperature

3 units ready

Volume

9 units ready

Weight and Mass

6 units ready