Kilowatt-hour to Megawatt-hour Converter

Convert kilowatt-hours to megawatt-hours with our free online energy converter.

Quick Answer

1 Kilowatt-hour = 0.001 megawatt-hours

Formula: Kilowatt-hour × conversion factor = Megawatt-hour

Use the calculator below for instant, accurate conversions.

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All conversion formulas on UnitsConverter.io have been verified against NIST (National Institute of Standards and Technology) guidelines and international SI standards. Our calculations are accurate to 10 decimal places for standard conversions and use arbitrary precision arithmetic for astronomical units.

Last verified: November 2025|Reviewed by: Sam Mathew, Software Engineer

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How to Use the Kilowatt-hour to Megawatt-hour Calculator:

Enter the value you want to convert in the 'From' field (Kilowatt-hour).
The converted value in Megawatt-hour will appear automatically in the 'To' field.
Use the dropdown menus to select different units within the Energy category.
Click the swap button (⇌) to reverse the conversion direction.

How to Convert Kilowatt-hour to Megawatt-hour: Step-by-Step Guide

Converting Kilowatt-hour to Megawatt-hour involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

MWh = kWh × 0.001

Example Calculation:

1 kWh = 0.001 MWh

Disclaimer: For Reference Only

These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.

Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.

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Conversion Table: Kilowatt-hour to Megawatt-hour

Kilowatt-hour (kWh)	Megawatt-hour (MWh)
0.5	0.001
1	0.001
1.5	0.002
2	0.002
5	0.005
10	0.01
25	0.025
50	0.05
100	0.1
250	0.25
500	0.5
1,000	1

How do I convert Kilowatt-hour to Megawatt-hour?

To convert Kilowatt-hour to Megawatt-hour, enter the value in Kilowatt-hour in the calculator above. The conversion will happen automatically. Use our free online converter for instant and accurate results. You can also visit our energy converter page to convert between other units in this category.

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What is the conversion factor from Kilowatt-hour to Megawatt-hour?

The conversion factor depends on the specific relationship between Kilowatt-hour and Megawatt-hour. You can find the exact conversion formula and factor on this page. Our calculator handles all calculations automatically. See the conversion table above for common values.

Can I convert Megawatt-hour back to Kilowatt-hour?

Yes! You can easily convert Megawatt-hour back to Kilowatt-hour by using the swap button (⇌) in the calculator above, or by visiting our Megawatt-hour to Kilowatt-hour converter page. You can also explore other energy conversions on our category page.

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What are common uses for Kilowatt-hour and Megawatt-hour?

Kilowatt-hour and Megawatt-hour are both standard units used in energy measurements. They are commonly used in various applications including engineering, construction, cooking, and scientific research. Browse our energy converter for more conversion options.

For more energy conversion questions, visit our FAQ page or explore our conversion guides.