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MWh to Wh Converter

Convert megawatt-hour (MWh) to watt-hour (Wh). Enter a value for an instant result, or use the examples and reverse conversion below.

520units ready to convert
ENERGY

Energy & work

Mechanical, electrical, thermal and particle energy.

MWh
Wh

Try a decimal, 1e-9, 1/3, or 5 1/2.

Result1000000 Wh1 MWh = 1000000 Wh
HOW IT IS CALCULATED

Convert through joule

Enter a megawatt-hour value to calculate watt-hour with full internal precision before display rounding.

Display PrecisionAuto · 6 significant digits

Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.

QUICK REFERENCE

All units in this quantity

UnitSymbolConverted value
ergfrom MWherg3.6e16
microjoulefrom MWhµJ3.6e15
millijoulefrom MWhmJ3600000000000
joulefrom MWhJ3600000000
kilojoulefrom MWhkJ3600000
megajoulefrom MWhMJ3600
gigajoulefrom MWhGJ3.6
watt-hourfrom MWhWh1000000
kilowatt-hourfrom MWhkWh1000
megawatt-hourfrom MWhMWh1
thermochemical caloriefrom MWhcalₜₕ860421000
thermochemical kilocaloriefrom MWhkcalₜₕ860421
International Table caloriefrom MWhcalIT859845000
International Table British thermal unitfrom MWhBtuIT3412140
U.S. thermfrom MWhtherm US34.1296
foot pound-forcefrom MWhft·lbf2655220000
electronvoltfrom MWheV2.24694e28
kiloelectronvoltfrom MWhkeV2.24694e25
megaelectronvoltfrom MWhMeV2.24694e22
gigaelectronvoltfrom MWhGeV2.24694e19
ton of TNTfrom MWht TNT0.860421

SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.

MWh to Wh Conversion Reference

Megawatt-hour (MWh) and watt-hour (Wh) are units of energy & work. Use this page to convert in either direction.

Conversion Examples

Megawatt-hour to Watt-hour
Megawatt-hour (MWh)Watt-hour (Wh)
1 MWh1000000 Wh
5 MWh5000000 Wh
10 MWh10000000 Wh
100 MWh100000000 Wh

Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.

Reverse Conversion

Wh to MWh (watt-hour to megawatt-hour)

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