Energy Converter

Convert between chemical, electrical and physical energy units.

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Related Conversions
1 kWh to MJ 10 kWh to MJ 25 kWh to MJ 50 kWh to MJ 100 kWh to MJ 250 kWh to MJ 500 kWh to MJ 2,500 kWh to MJ 3,840 kWh to MJ 4,320 kWh to MJ 48,000 kWh to MJ 100,000 kWh to MJ
Reverse Conversions
1 MJ to kWh 5 MJ to kWh 500 MJ to kWh 1,000 MJ to kWh 2,500 MJ to kWh 5,760 MJ to kWh 7,680 MJ to kWh 9,600 MJ to kWh 10,000 MJ to kWh 48,000 MJ to kWh 50,000 MJ to kWh 96,000 MJ to kWh
More Energy Conversions
100 J to cal 1 GJ to kWh 1 GJ to MJ 1 MJ to BTU 100 kJ to kcal 1 kWh to cal 2 GJ to MJ 2 MJ to BTU 250 cal to J 1 kWh to kJ

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Popular Conversions

Kilowatt-Hours to Megajoules Megajoules to Kilowatt-Hours Joules to Calories Kilocalories to Kilojoules British Thermal Units to Joules Watt-Hours to Joules

Common Benchmarks

Cup of coffee 5 kJ
AA battery 10 kJ
Food calorie 4184 J
Microwave 10 minutes 0.17 kWh
Phone battery 40 kJ
Boil 1 liter water 334 kJ

Formula

MJ = kWh × 3.6

Example

Example: convert 4800.000000000001 kilowatt-hours to megajoules.

4800.000000000001 kWh = 17280 MJ

Conversion table

kilowatt-hours (kWh) megajoules (MJ)
1 kWh 3.6 MJ
2 kWh 7.2 MJ
5 kWh 18 MJ
10 kWh 36 MJ
20 kWh 72 MJ
50 kWh 180 MJ
100 kWh 360 MJ

Explanation

These are both units.

How to convert kilowatt-hours to megajoules

  1. Start with the value in kilowatt-hours (kWh).
  2. Multiply it by 3.6.
  3. The result is the measurement in megajoules (MJ).

Example: 4800.000000000001 kWh → 17280 MJ

Frequently Asked Questions

How much is 4800 kilowatt-hours in megajoules?

4800 kilowatt-hours is about 17280 megajoules.

How many megajoules is 1 kilowatt-hour?

1 kilowatt-hour equals 3.6 megajoules.

How many kilowatt-hours is 1 megajoule?

1 megajoule equals 0.277777777778 kilowatt-hours.

What is the difference between kilowatt-hours and megajoules?

Both measure energy in SI. The main difference is usually scale: some units are convenient for smaller values, while others are used to express larger values more practically.

Where are kilowatt-hours and megajoules used?

They are used in physics and engineering to measure work, energy, and heat; the most practical unit depends on the magnitude.

Why does 1 kilowatt-hour equal 3.6 megajoules?

Because the units are defined with a fixed relationship. To convert kilowatt-hours to megajoules, multiply by that factor.