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Kilojoules to Kilowatt-hour Calculator

Kilojoules




Kilowatt-hour


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How to use this Kilojoules to Kilowatt-hour Converter 🤔

Follow these steps to convert given energy from the units of Kilojoules to the units of Kilowatt-hour.

  1. Enter the input Kilojoules value in the text field.
  2. The calculator converts the given Kilojoules into Kilowatt-hour in realtime ⌚ using the conversion formula, and displays under the Kilowatt-hour label. You do not need to click any button. If the input changes, Kilowatt-hour value is re-calculated, just like that.
  3. You may copy the resulting Kilowatt-hour value using the Copy button.
  4. You can also reset the input by clicking on Reset button present below the input field.

Formula

The formula to convert given energy from Kilojoules to Kilowatt-hour is:

Energy(Kilowatt-hour) = Energy(Kilojoules)/3.6e3

Calculation

Calculation will be done after you enter a valid input.

Examples

1

Consider that an electric motor releases 7,200 kilojoules (kJ) of energy.
Convert this energy generation from Kilojoules to Kilowatt-hour.

Answer

Given:

Energy in Kilojoules = 7200 kJ

Converting Energy from Kilojoules to Kilowatt-hour...

The formula to convert from Kilojoules to Kilowatt-hour is:

Energy(Kilowatt-hour) = Energy(Kilojoules)/3.6e3

Substitute given Energy(Kilojoules) = 7200 in the above formula.

Energy(Kilowatt-hour) = 7200/3.6e3

Energy(Kilowatt-hour) = 2

Therefore, 7200 kJ is equal to 2 kWh.

2

Consider that a water heater releases 10,000 kilojoules (kJ) of energy.
Convert this energy release from kilojoules to Kilowatt-hour.

Answer

Given:

Energy in Kilojoules = 10000 kJ

Converting Energy from Kilojoules to Kilowatt-hour...

The formula to convert from Kilojoules to Kilowatt-hour is:

Energy(Kilowatt-hour) = Energy(Kilojoules)/3.6e3

Substitute given Energy(Kilojoules) = 10000 in the above formula.

Energy(Kilowatt-hour) = 10000/3.6e3

Energy(Kilowatt-hour) = 2.7778

Therefore, 10000 kJ is equal to 2.7778 kWh.

Kilojoules to Kilowatt-hour Conversion Table

The following table gives some of the most used conversions from Kilojoules to Kilowatt-hour.

Kilojoules (kJ)Kilowatt-hour (kWh)
0.01 kJ0.00000277778 kWh
0.1 kJ0.00002777778 kWh
1 kJ0.00027777778 kWh
2 kJ0.00055555556 kWh
3 kJ0.00083333333 kWh
4 kJ0.00111111111 kWh
5 kJ0.00138888889 kWh
6 kJ0.00166666667 kWh
7 kJ0.00194444444 kWh
8 kJ0.00222222222 kWh
9 kJ0.0025 kWh
10 kJ0.00277777778 kWh
20 kJ0.00555555556 kWh
50 kJ0.01388888889 kWh
100 kJ0.02777777778 kWh
1000 kJ0.2778 kWh

Kilojoules

A Kilojoule (kJ) is a unit of energy equal to 1,000 joules. It is commonly used to measure energy in various scientific and engineering contexts, as well as in nutrition to quantify the energy content of foods. One kilojoule is the amount of energy required to apply a force of one newton over a distance of one kilometer, or the energy transferred when one kilowatt of power is applied for one second. Kilojoules are used in fields such as physics, chemistry, and engineering to quantify work, heat, and energy, providing a standard measure for comparing energy content and transfer across different systems and processes.

Kilowatt-hour

A Kilowatt-hour (kWh) is a unit of energy that measures the amount of electrical energy consumed or generated over time. One kilowatt-hour is equivalent to one kilowatt (1,000 watts) of power used or produced for one hour. This unit is commonly used to quantify energy usage in households, industries, and various devices. For example, if a 1,000-watt appliance runs for one hour, it consumes 1 kWh of energy. Kilowatt-hours are essential for understanding energy consumption, billing in electric utilities, and managing energy efficiency.

Frequently Asked Questions (FAQs)

1. What is the formula for converting Kilojoules to Kilowatt-hour in Energy?

2. Is this tool free or paid?

3. How do I convert Energy from Kilojoules to Kilowatt-hour?