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Convert horsepower to british thermal unit per second

Here you can quickly calculate how many british thermal unit per second fit in one horsepower.

- scroll: formula · table · questions -

  • 1 hp = 0.706787 BTU/s
  • 1 BTU/s = 1.414853 hp

Horsepower to british thermal unit per second conversion table

horsepower british thermal unit per second
1 0.706787
2 1.413574
5 3.533936
10 7.067871
20 14.135742
50 35.339355
100 70.67871

Horsepower to british thermal unit per second formula

To convert horsepower to british thermal unit per second, multiply by 0.706787.

1 hp = 0.706787 BTU/s
Example: 1 horsepower = 0.706787 british thermal unit per second

Common power conversion mistakes

  • Horsepower comes in flavours: the metric horsepower is about 735.5 W while the mechanical (imperial/US) horsepower is about 745.7 W, roughly 1.4% stronger. The same engine therefore shows a slightly lower number in hp than in European hk/PS figures. Always state which horsepower you mean.

Quick horsepower and british thermal unit per second conversion quiz

Score: 0

4.6 horsepower equals 3.74 british thermal unit per second.

Correct answer: 4.6 horsepower = 3.25 british thermal unit per second.

20.9 british thermal unit per second equals 34 horsepower.

Correct answer: 20.9 british thermal unit per second = 29.6 horsepower.

22.1 horsepower equals 15.6 british thermal unit per second.

Correct answer: 22.1 horsepower = 15.6 british thermal unit per second.

139 horsepower equals 98.2 british thermal unit per second.

Correct answer: 139 horsepower = 98.2 british thermal unit per second.

171 horsepower equals 121 british thermal unit per second.

Correct answer: 171 horsepower = 121 british thermal unit per second.

More power conversions