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Convert Power

Here you can convert units like terawatt, gigawatt, megawatt, kilowatt, etc. within the power category.

All units in this category

Edit any value and every other unit updates instantly.

Unit Value Actions
terawatt TW
gigawatt GW
megawatt MW
kilowatt kW
metric horsepower hk Unit of power, approx 735.5 watts. Read more
watt W SI derived unit of power. 1 joule per second. Read more
milliwatt mW
microwatt µW
nanowatt nW
Unit Value Actions
british thermal unit per second BTU/s
horsepower hp Imperial unit of power, approx 745.7 watts. Read more
british thermal unit per minute BTU/min
foot pound-force per second ft×lbf/s
british thermal unit per hour BTU/h
Unit Value Actions
kilocalorie per hour kcal/h
calorie per hour cal/h

Quick conversion quiz

Score: 0

9.4 foot pound-force per second equals 1.27e+10 nanowatt.

194 milliwatt equals 0.000165 british thermal unit per second.

129 horsepower equals 1.06e+8 milliwatt.

Definitions

metric horsepower (hk)

Unit of power, approx 735.5 watts.

The metric horsepower (PS, hk, ch) is defined as the power to lift a mass of 75 kg by 1 meter in 1 second. It is approximately 735.5 watts. It differs slightly from the imperial mechanical horsepower.

watt (W)

SI derived unit of power. 1 joule per second.

The watt (W) is the unit of power in the International System of Units (SI). It is defined as a derived unit of 1 joule per second. It is used to quantify the rate of energy transfer.

horsepower (hp)

Imperial unit of power, approx 745.7 watts.

Mechanical horsepower (hp), also known as imperial horsepower, is defined as approximately 745.7 watts. It is based on lifting 550 pounds by 1 foot in 1 second.