Kilojoule/Hour to Megawatt Converter

Power Converter

22 units available

Decimals:

From

To

2.777778e-7

1 kJ/h = 2.777778e-7 MW

Formula:

MW = kJ/h × 2.777778e-7

With your value: 1 kJ/h = 2.777778e-7 MW

How big is that?

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

Your value1.00 kJ/h

LED bulb (32× your value)32.4 kJ/h

Laptop (2.3e+2× your value)234 kJ/h

Microwave oven (3.6e+3× your value)3.60e+3 kJ/h

Electric kettle (1.1e+4× your value)1.08e+4 kJ/h

Family car engine (3.2e+5× your value)3.24e+5 kJ/h

Other Kilojoule/Hour to Megawatt conversions

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

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

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

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.

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

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

How to Convert Kilojoule/Hour to Megawatt

To convert from Kilojoule/Hour (kJ/h) to Megawatt (MW), multiply the value by 2.777778e-7.

Formula: MW = kJ/h × 2.777778e-7

Reverse: kJ/h = MW × 3,600,000

Step-by-Step Example

Start with your value in Kilojoule/Hour. For example: 5 kJ/h
Multiply by the conversion factor: 5 x 2.777778e-7
The result is: 1.388889e-6 MW

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.

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.

Frequently Asked Questions

How many Megawatt are in 1 Kilojoule/Hour?

There are exactly 2.777778e-7 Megawatt in 1 Kilojoule/Hour. This means the conversion factor from Kilojoule/Hour to Megawatt is 2.777778e-7.

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

The formula to convert Kilojoule/Hour to Megawatt is: MW = kJ/h × 2.777778e-7. For example, to convert 10 Kilojoule/Hour to Megawatt, you would multiply 10 by 2.777778e-7.

What is a Kilojoule/Hour?