What is a megawatt-hour?

Definition

MWh

The megawatt-hour (MWh) equals 1,000 kilowatt-hours, used for large-scale power generation and grid energy.

Unit system

Electrical

Convert megawatt-hours

Joules → Megawatt-hours Kilojoules → Megawatt-hours Megajoules → Megawatt-hours Calories → Megawatt-hours Kilocalories → Megawatt-hours Watt-hours → Megawatt-hours Kilowatt-hours → Megawatt-hours Megawatt-hours → Joules

All energy units

Unit	Symbol	System
joules	J	SI / Metric
kilojoules	kJ	SI / Metric
megajoules	MJ	SI / Metric
calories	cal	Heat & Food
kilocalories	kcal	Heat & Food
watt-hours	Wh	Electrical
kilowatt-hours	kWh	Electrical
megawatt-hours	MWh	Electrical
BTU	BTU	Imperial
electronvolts	eV	Scientific
foot-pounds	ft·lb	Imperial
ergs	erg	Scientific