Horsepower to Kilojoule/hour Conversion
Convert between Horsepower and Kilojoule/hour quickly and accurately.
How to Convert Horsepower to Kilojoule/hour
Conversion Formula
Example
Convert 15 hp to kJ/h:
Unit Information
Learn about the power units you're converting between
Horsepower
hp
Definition
The horsepower (hp) is a unit of power equal to approximately 746 watts, representing the power output of a horse. It is commonly used in automotive engineering, mechanical engineering, and industrial applications for measuring the power output of engines, motors, and mechanical systems.
History/Origin
The horsepower was originally defined by James Watt in the 18th century to compare the power output of steam engines to that of horses. It became a standard unit for measuring mechanical power and is still widely used in automotive and industrial applications.
Current Use
Widely used in automotive engineering, mechanical engineering, and industrial applications for measuring the power output of engines, motors, and mechanical systems. Essential for engine specifications and mechanical power ratings.
Multiplier
745.7
Offset
0
Kilojoule/hour
kJ/h
Definition
The kilojoule/hour is a unit of power equal to approximately 0.278 watts, representing the power output of one kilojoule per hour. It is used in physics and engineering for measuring the power output of systems and processes over extended periods.
History/Origin
The kilojoule/hour was defined to measure the power output of systems and processes over extended periods using SI units. It is used in physics and engineering for measuring the power output of systems and processes over extended periods.
Current Use
Used in physics and engineering for measuring the power output of systems and processes over extended periods. Essential for scientific specifications and power ratings over time.
Multiplier
0.278
Offset
0
Horsepower to Kilojoule/hour Conversion Table
| Horsepower [hp] | Kilojoule/hour [kJ/h] |
|---|---|
| 1 hp | 2684.519537 kJ/h |
| 10 hp | 26845.195375 kJ/h |
| 25 hp | 67112.988437 kJ/h |
| 50 hp | 134225.976874 kJ/h |
| 100 hp | 268451.9537480001 kJ/h |
| 0 hp | 0E+0 kJ/h |
| -10 hp | -26845.195375 kJ/h |
| -40 hp | -107380.781499 kJ/h |
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