Megawatt to Kilojoule/Hour Converter

Power Converter

22 units available

Decimals:

From

To

3,600,000

1 MW = 3,600,000 kJ/h

Formula:

kJ/h = MW × 3,600,000

With your value: 1 MW = 3,600,000 kJ/h

How big is that?

Everyday references on a logarithmic scale, all expressed in megawatt so you can sanity-check the result.

LED bulb (1/1.1e+5 your value)0.00000900 MW

Laptop (1/1.5e+4 your value)0.0000650 MW

Microwave oven (1/1.0e+3 your value)0.00100 MW

Electric kettle (1/3.3e+2 your value)0.00300 MW

Family car engine (1/11 your value)0.0900 MW

Your value1.00 MW

Other Megawatt to Kilojoule/Hour conversions

2 MW to kJ/h 3 MW to kJ/h 4 MW to kJ/h 5 MW to kJ/h 6 MW to kJ/h 7 MW to kJ/h 8 MW to kJ/h

Megawatt to Kilojoule/Hour Conversion Table

Megawatt (MW)	Kilojoule/Hour (kJ/h)
0.5	1,800,000
1	3,600,000
2	7,200,000
5	18,000,000
10	36,000,000
15	54,000,000
20	72,000,000
25	90,000,000
50	180,000,000
100	360,000,000
250	900,000,000
500	1,800,000,000
1000	3,600,000,000

Kilojoule/Hour to Megawatt Conversion Table

Kilojoule/Hour (kJ/h)	Megawatt (MW)
0.5	1.388889e-7
1	2.777778e-7
2	5.555556e-7
5	1.388889e-6
10	2.777778e-6
15	4.166667e-6
20	5.555556e-6
25	6.944444e-6
50	1.388889e-5
100	2.777778e-5
250	6.944444e-5
500	0.000139
1000	0.000278

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Megawatt (MW)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Kilojoule/Hour (kJ/h)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Megawatt to Kilojoule/Hour

To convert from Megawatt (MW) to Kilojoule/Hour (kJ/h), multiply the value by 3,600,000.

Formula: kJ/h = MW × 3,600,000

Reverse: MW = kJ/h × 2.777778e-7

Step-by-Step Example

Start with your value in Megawatt. For example: 5 MW
Multiply by the conversion factor: 5 x 3,600,000
The result is: 18,000,000 kJ/h

About Megawatt

The megawatt (MW) is a unit of power. One megawatt equals 1.000000 × 10^+6 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

About Kilojoule/Hour

The kilojoule/hour (kJ/h) is a unit of power. One kilojoule/hour equals 0.2777777778 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

Frequently Asked Questions

How many Kilojoule/Hour are in 1 Megawatt?

There are exactly 3,600,000 Kilojoule/Hour in 1 Megawatt. This means the conversion factor from Megawatt to Kilojoule/Hour is 3,600,000.

What is the formula to convert Megawatt to Kilojoule/Hour?

The formula to convert Megawatt to Kilojoule/Hour is: kJ/h = MW × 3,600,000. For example, to convert 10 Megawatt to Kilojoule/Hour, you would multiply 10 by 3,600,000.

What is a Megawatt?