TWh

Units & Measurements abbreviation · Engineering Unit

TWh
Stands forTerawatt-hour
CategoriesUnits & Measurements

TWh stands for Terawatt-hour, an engineering unit abbreviation.

National and global electricity statistics use TWh, one billion kilowatt-hours. US generation is a little over 4,000 TWh per year and world generation roughly 30,000 TWh.

Example: Data centers consumed an estimated 415 TWh of electricity worldwide in 2024.

Usage notes

Energy agencies such as the IEA and the US EIA publish country comparisons in TWh, and the electricity use of Bitcoin mining is often compared with whole nations on this scale. One TWh is roughly the yearly electricity use of 90,000 average US homes.

More engineering unit abbreviations

  • A – Ampere
  • AFUE – Annual Fuel Utilization Efficiency
  • Ah – Ampere-hour
  • atm – Standard atmosphere
  • AWG – American wire gauge
  • bar – Bar
  • bhp – Brake horsepower
  • BTU – British thermal unit
  • C – Degree Celsius
  • Cal – Food Calorie (kilocalorie)
  • cfm – Cubic feet per minute
  • Ci – Curie

See all 103 engineering unit abbreviations →

Edited by the AbbreviationList.com team. Spotted an error or a missing meaning? Contact us.