Convert kilowatt-second to kilowatt-hour
Please provide values below to convert kilowatt-second [kW*s] to kilowatt-hour [kW*h], or Convert kilowatt-hour to kilowatt-second.
1 kW*s = 0.000277777777778 kW*h. To convert kilowatt-second to kilowatt-hour, multiply the value by 0.000277777777778; to go the other way, divide by it (1 kW*h = 3600 kW*s). Both units measure energy and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 kW*s = 0.000277777777778 kW*h
- 1 kW*h = 3600 kW*s
- 10 kW*s = 0.00277777777778 kW*h
- 100 kW*s = 0.0277777777778 kW*h
How to Convert Kilowatt-Second to Kilowatt-Hour
1 kW*s = 0.000277777777777778 kW*h
Example: convert 15 kW*s to kW*h:
15 kW*s = 15 × 0.000277777777777778 kW*h = 0.00416666666666667 kW*h
Kilowatt-Second to Kilowatt-Hour Conversion Table
| kilowatt-second | kilowatt-hour |
|---|---|
| 1 kW*s | 0.000277777777778 kW*h |
| 2 kW*s | 0.000555555555556 kW*h |
| 3 kW*s | 0.000833333333333 kW*h |
| 5 kW*s | 0.00138888888889 kW*h |
| 10 kW*s | 0.00277777777778 kW*h |
| 20 kW*s | 0.00555555555556 kW*h |
| 50 kW*s | 0.0138888888889 kW*h |
| 100 kW*s | 0.0277777777778 kW*h |
| 500 kW*s | 0.138888888889 kW*h |
| 1000 kW*s | 0.277777777778 kW*h |
Kilowatt-Second
A kilowatt-second (kW·s) is a unit of energy equal to the energy transferred or converted when a power of one kilowatt is applied for one second.
History/Origin
The kilowatt-second has been used historically in physics and engineering to quantify energy, especially in contexts where power and time are relevant, but it is less common than other energy units like joules or kilowatt-hours.
Current Use
Today, the kilowatt-second is primarily used in specialized fields such as electrical engineering and energy calculations, often for convenience in measuring short-term energy transfer, but it is largely replaced by the joule in most applications.
Kilowatt-Hour
A kilowatt-hour (kW·h) is a unit of energy equal to the energy transferred or used when a power of one kilowatt is sustained for one hour.
History/Origin
The kilowatt-hour originated in the late 19th century with the development of electrical power systems, becoming a standard unit for measuring electrical energy consumption and billing.
Current Use
It is widely used today in electricity billing, energy consumption monitoring, and in various engineering and scientific applications to quantify electrical energy usage.
Frequently Asked Questions
What is 1 kilowatt-second in kilowatt-hour?
1 kilowatt-second (kW*s) = 0.000277777777778 kilowatt-hour (kW*h).
How do you convert kilowatt-second to kilowatt-hour?
Multiply the kilowatt-second value by 0.000277777777778. For example, 25 kW*s × 0.000277777777778 = 0.00694444444444 kW*h.
What is 10 kilowatt-second in kilowatt-hour?
10 kW*s = 0.00277777777778 kW*h.
Which unit is larger, the kilowatt-second or the kilowatt-hour?
The kilowatt-hour is the larger unit: 1 kW*s equals only 0.000277777777778 kW*h.