Power Conversions

Use this easy and mobile-friendly calculator to convert between various units of Power.
Amount
From
To
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1 Mechanical Horsepowe ≈
745.69987 Watts
result rounded
Decimal places
Horsepower
Mechanical horsepower is commonly used to measure the maximum power of a car's engine in the United States. It is slightly different than Metric horsepower, which is used in Europe.
Watts
A watt is the standard unit of power. It is the power needed to do one joule of work per second. A typical incandescent light bulb uses 40-100 watts.

Browse Power Conversions

Convert from BTUs per Hour
Convert from Gigawatts
Convert from Horsepower
Convert from Kilowatts
Convert from Megawatts
Convert from Tons of Refrigeration
Convert from Watts

Power Conversion Tables

some results are rounded
1 BTU per Hour
2.9307 x 10-10 gigawatts
0.00039301 horsepower
0.00029307 kilowatts
2.9307 x 10-7 megawatts
0.000083333 tons of refrigeration
0.29307 watts
1 Gigawatt
3.4121 x 109 btus per hour
1,341,000 horsepower
1,000,000 kilowatts
1,000 megawatts
284,350 tons of refrigeration
1 x 109 watts
1 Horsepower
2,544.4 btus per hour
7.4570 x 10-7 gigawatts
0.74570 kilowatts
0.00074570 megawatts
0.21204 tons of refrigeration
745.70 watts
1 Kilowatt
3,412.1 btus per hour
1 x 10-6 gigawatts
1.3410 horsepower
0.001 megawatts
0.28435 tons of refrigeration
1,000 watts
1 Megawatt
3,412,100 btus per hour
0.001 gigawatts
1,341.0 horsepower
1,000 kilowatts
284.35 tons of refrigeration
1,000,000 watts
1 Ton of Refrigeration
12,000 btus per hour
3.5169 x 10-6 gigawatts
4.7162 horsepower
3.5169 kilowatts
0.0035169 megawatts
3,516.9 watts
1 Watt
3.4121 btus per hour
1 x 10-9 gigawatts
0.0013410 horsepower
0.001 kilowatts
1 x 10-6 megawatts
0.00028435 tons of refrigeration
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