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Watt-second to Kilojoule

Convert measurements between Watt-second and Kilojoule.

Common conversions

100Ws = 0.1 kJ
500Ws = 0.5 kJ
1000Ws = 1 kJ
2400Ws = 2.4 kJ
3200Ws = 3.2 kJ
5500Ws = 5.5 kJ

Conversion information

1 Watt-second = 0.001 Kilojoule

Energy transferred by one watt for one second.
One thousand joules, used in nutrition and science.

Frequently Asked Questions

What is a watt-second?
It is the energy transferred when one watt of power acts for one second.
What is a watt-second equivalent to?
It is exactly equal to one joule.
How many joules are in a kilojoule?
One kilojoule equals 1,000 joules.
Where is the kilojoule used?
It is often used in nutrition to express the energy value of foods.

Other energy conversions

Joule a Kilojoule Joule a Watt-hour Joule a Kilowatt-hour Joule a Kilocalorie Joule a Food Calorie Joule a BTU Kilojoule a Joule Kilojoule a Watt-hour Kilojoule a Kilowatt-hour Kilojoule a Kilocalorie Kilojoule a Food Calorie Kilojoule a BTU Watt-hour a Joule Watt-hour a Kilojoule Watt-hour a Kilowatt-hour Watt-hour a Kilocalorie Watt-hour a Food Calorie Watt-hour a BTU Kilowatt-hour a Joule Kilowatt-hour a Kilojoule Kilowatt-hour a Watt-hour Kilowatt-hour a Kilocalorie Kilowatt-hour a Food Calorie Kilowatt-hour a BTU Kilocalorie a Joule Kilocalorie a Kilojoule Kilocalorie a Watt-hour Kilocalorie a Kilowatt-hour Kilocalorie a Food Calorie Kilocalorie a BTU Food Calorie a Joule Food Calorie a Kilojoule Food Calorie a Watt-hour Food Calorie a Kilowatt-hour Food Calorie a Kilocalorie Food Calorie a BTU BTU a Joule BTU a Kilojoule BTU a Watt-hour BTU a Kilowatt-hour BTU a Kilocalorie BTU a Food Calorie