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Kilojoule to Watt-second

Convert measurements between Kilojoule and Watt-second.

Common conversions

100kJ = 100000 Ws
500kJ = 500000 Ws
1000kJ = 1000000 Ws
2400kJ = 2.40e+6 Ws
3200kJ = 3.20e+6 Ws
5500kJ = 5.50e+6 Ws

Conversion information

1 Kilojoule = 1,000 Watt-second

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

Frequently Asked Questions

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.
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.

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