Energy Converter

Convert between chemical, electrical and physical energy units.

Energy
6
Printable Chart
Related Conversions
10 kWh to kJ 25 kWh to kJ 100 kWh to kJ 250 kWh to kJ 500 kWh to kJ 1,000 kWh to kJ 2,500 kWh to kJ 5,500 kWh to kJ 10,000 kWh to kJ 12,000 kWh to kJ 20,000 kWh to kJ 25,000 kWh to kJ
Reverse Conversions
5 kJ to kWh 10 kJ to kWh 50 kJ to kWh 250 kJ to kWh 4,000 kJ to kWh 5,000 kJ to kWh 6,000 kJ to kWh 8,000 kJ to kWh 12,000 kJ to kWh 20,000 kJ to kWh 25,000 kJ to kWh 100,000 kJ to kWh
More Energy Conversions
1 GJ to MJ 1 MJ to BTU 100 J to cal 1 GJ to kWh 2 GJ to MJ 2 MJ to BTU 100 kJ to kcal 1 MJ to kWh 10,000 J to kJ

Trending Now

60 Hz to kHz Days Until Halloween Days Until Thanksgiving 26.2 miles to km 1 hectare to acres Days Until Christmas Age Calculator Days Until New Year Business Days 0 °F to °C

Recent Tools

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

Phone battery 40 kJ
Match stick 1 kJ
100 W bulb for 1 hour 0.1 kWh
Gasoline liter 34 MJ
Laptop full charge 200 kJ
1 kWh 3.6 MJ

Formula

kJ = kWh × 3600

Example

Example: convert 5000.000000000001 kilowatt-hours to kilojoules.

5000.000000000001 kWh = 18000000.00000001 kJ

Conversion table

kilowatt-hours (kWh) kilojoules (kJ)
1 kWh 3600 kJ
2 kWh 7200 kJ
5 kWh 18000 kJ
10 kWh 36000 kJ
20 kWh 72000 kJ
50 kWh 180000 kJ
100 kWh 360000 kJ

Explanation

These are both units.

How to convert kilowatt-hours to kilojoules

  1. Start with the value in kilowatt-hours (kWh).
  2. Multiply it by 3600.
  3. The result is the measurement in kilojoules (kJ).

Example: 5000.000000000001 kWh → 18000000.00000001 kJ

Frequently Asked Questions

How much is 5000 kilowatt-hours in kilojoules?

5000 kilowatt-hours is about 18000000 kilojoules.

How many kilojoules is 1 kilowatt-hour?

1 kilowatt-hour equals 3600 kilojoules.

How many kilowatt-hours is 1 kilojoule?

1 kilojoule equals 0.000277777778 kilowatt-hours.

What is the difference between kilowatt-hours and kilojoules?

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 kilojoules 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 3600 kilojoules?

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