tigtools

Horsepower to Kilowatts

Type a value in Horsepower or Kilowatts; the other field updates as you type.

Runs in your browser No sign-up

Swap units

100 hp = 74.569987 kW

Decimals

Common values

Horsepower (hp)Kilowatts (kW)
1 hp0.7457 kW
2 hp1.4914 kW
2.5 hp1.86425 kW
5 hp3.728499 kW
10 hp7.456999 kW
20 hp14.913997 kW
25 hp18.642497 kW
50 hp37.284994 kW
100 hp74.569987 kW
150 hp111.854981 kW
200 hp149.139974 kW
250 hp186.424968 kW
300 hp223.709961 kW
500 hp372.849936 kW
1,000 hp745.699872 kW

How to use it

  1. Type the number of Horsepower in the first field.
  2. Read the result in Kilowatts. You can also type in the Kilowatts field to convert the other way.
  3. Use the table of common values, or copy the result with one click.

How it works

Formula: kW = hp × 0.74569987

1 hp = 0.7457 kW, and 1 kW = 1.341022 hp.

Results use the exact definitions of both units. The page shows up to 6 decimal places; copy the value for full precision.

Examples

1 hp in kW

1 hp = 0.7457 kW, using kW = hp × 0.74569987.

100 hp in kW

100 hp = 74.569987 kW, using kW = hp × 0.74569987.

150 hp in kW

150 hp = 111.854981 kW, using kW = hp × 0.74569987.

Frequently asked questions

How do I convert Horsepower to Kilowatts?

Use the formula kW = hp × 0.74569987. For example, 1 hp = 0.7457 kW.

How do I convert Kilowatts back to Horsepower?

Use the reverse formula hp = kW × 1.3410221. For example, 1 kW = 1.341022 hp.

How accurate is this converter?

It uses the exact legal definitions of the units, so the only rounding is in the number of decimals shown. Copy the result to get the full value.

Privacy

The conversion runs entirely in your browser. Nothing you type is sent anywhere.