Horsepower (Mechanical / UK) (hp)
Mechanical (imperial) horsepower equals 745.6998715823 watts — James Watt’s comparison to draft horses.
This hp rating appears on US car engines, lawn mowers, and industrial motors unless labeled metric PS.
Convert horsepower (mechanical / uk) to kilowatt instantly. Type in either field — results update live.
Selected hp values converted to kW using the exact factor from this tool.
| hp | kW |
|---|---|
| 0.01 | 0.0074569987 |
| 0.1 | 0.0745699872 |
| 1 | 0.7456998716 |
| 2 | 1.4913997432 |
| 3 | 2.2370996147 |
| 5 | 3.7284993579 |
| 10 | 7.4569987158 |
| 20 | 14.9139974316 |
| 50 | 37.2849935791 |
| 100 | 74.5699871582 |
| 1,000 | 745.6998715823 |
Exact conversion factors in both directions, plus a worked example.
1 hp = 0.7456998716 kW
1 kW = 1.3410220896 hp
To convert horsepower (mechanical / uk) to kilowatt, multiply by 0.7456998716.
To convert kilowatt to horsepower (mechanical / uk), multiply by 1.3410220896.
Example: convert 10 hp to kW
10 × 0.7456998716 = 7.4569987158 kW
Short background on the units used in this conversion.
Mechanical (imperial) horsepower equals 745.6998715823 watts — James Watt’s comparison to draft horses.
This hp rating appears on US car engines, lawn mowers, and industrial motors unless labeled metric PS.
A kilowatt is one thousand watts — a practical scale for motors, heaters, and grid-scale equipment.
Kilowatts describe EV charging rates, home HVAC capacity, and small generator output.
kW = hp × 0.7456998716hp = kW × 1.3410220896, using the same exact factors as this converter.Jump to any power conversion starting from horsepower (mechanical / uk) — including the reverse direction and every other unit in our dataset.