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Enter your value above to convert terawatts to watts or vice versa.
Real-World Examples
The Uses of Terawatts to Watts Conversion
The terawatt is the scale national and global power grids are measured at, so this conversion is most useful when comparing a grid-level figure against plant or substation capacity.
Sizing a National Power Grid's Peak Demand
Grid engineers who sum a country's peak instantaneous electricity demand, first tallied in watts from utility data, convert the grand total into terawatts to compare it against other nations' grid capacity.
Comparing Global Electricity Generation Capacity
Energy analysts who total the world's combined power generation capacity, first calculated in watts from plant-level data, convert the figure into terawatts for global energy reports.
Framing Renewable Energy Transition Targets
Policy researchers estimating the total renewable capacity a global transition would require, first modeled in watts from projected installations, convert the figure into terawatts for climate policy discussions.
Quick Reference
Comprehensive Conversion Table
Our quick table gives you instant results, so you don't have to calculate these common values manually.
| Conversion | Formula | Result (W) |
|---|---|---|
| 1 TW to W | 1 × 1000000000000.0 | 1,000,000,000,000.00 W |
| 2 TW to W | 2 × 1000000000000.0 | 2,000,000,000,000.00 W |
| 3 TW to W | 3 × 1000000000000.0 | 3,000,000,000,000.00 W |
| 5 TW to W | 5 × 1000000000000.0 | 5,000,000,000,000.00 W |
| 10 TW to W | 10 × 1000000000000.0 | 10,000,000,000,000.00 W |
| 20 TW to W | 20 × 1000000000000.0 | 20,000,000,000,000.00 W |
| 50 TW to W | 50 × 1000000000000.0 | 50,000,000,000,000.00 W |
| 100 TW to W | 100 × 1000000000000.0 | 100,000,000,000,000.00 W |
| 500 TW to W | 500 × 1000000000000.0 | 500,000,000,000,000.00 W |
Got Questions?
Frequently Asked Questions
How many watts are in 1 terawatt?
1 terawatt equals 1e+12 watts, a figure useful for anyone working at the national and global electrical grid capacity comparisons scale.
How many terawatts are in 1 watt?
1 watt equals approximately 1e-12 terawatts, which puts the size of a single watt into perspective against the terawatt.
Why would anyone convert terawatts to watts?
This conversion is mostly used in national or global energy planning, such as comparing grid capacity or generation totals against plant-level or substation-level power figures.
Just how big is a terawatt compared to a watt?
A terawatt is vastly larger: it takes a trillion (1,000,000,000,000) watts to equal just one terawatt.