Measurement · Definition
Nameplate capacity
The maximum rated output assigned to generating equipment by its manufacturer, commonly reported in megawatts.
In plain languageThe maximum rated output assigned to generating equipment by its manufacturer, commonly reported in megawatts.
- Category
- Measurement
- Primary reference
- U.S. Energy Information Administration
Why it matters
How this term helps you read grid data
It provides a consistent inventory measure but does not equal current output, dependable capacity, or annual generation.
Example
Nameplate capacity in practice
A solar facility with 150 MW of nameplate capacity will usually produce below 150 MW and produces nothing at night.
Reference
Check the primary source
US Grid Explorer paraphrases agency terminology for clarity. Consult the agency reference for formal definitions and current regulatory usage.
U.S. Energy Information Administration →