Joule/hour to Watt Conversion
Convert between Joule/hour and Watt quickly and accurately.
How to Convert Joule/hour to Watt
Conversion Formula
Example
Convert 15 J/h to W:
Unit Information
Learn about the power units you're converting between
Joule/hour
J/h
Definition
The joule/hour is a unit of power equal to approximately 0.000278 watts, representing the power output of one joule per hour. It is used in physics and engineering for measuring the power output of systems and processes over extended periods.
History/Origin
The joule/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
Offset
0
Watt
W
Definition
The watt (W) is the SI derived unit of power, representing the rate of energy transfer or conversion. It is defined as one joule per second and is the standard unit for measuring electrical power, mechanical power, and thermal power in scientific and engineering applications.
History/Origin
The watt was named after James Watt, the Scottish engineer who improved the steam engine. It was adopted as the SI unit of power in 1960, replacing the horsepower as the standard unit for power measurements in the International System of Units.
Current Use
Widely used in electrical engineering, mechanical engineering, and physics for measuring power consumption, generation, and transfer. Essential for calculating energy efficiency, electrical load, and power ratings of devices and systems.
Multiplier
1
Offset
0
Joule/hour to Watt Conversion Table
| Joule/hour [J/h] | Watt [W] |
|---|---|
| 1 J/h | 0.000278 W |
| 10 J/h | 0.002778 W |
| 25 J/h | 0.006944 W |
| 50 J/h | 0.013889 W |
| 100 J/h | 0.027778 W |
| 0 J/h | 0E+0 W |
| -10 J/h | -0.002778 W |
| -40 J/h | -0.011111 W |
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