Petawatt to Terawatt
Convert Petawatt to Terawatt instantly. Free online engineering unit converter with exact formula, conversion table and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Use the converter to see the formula.
Results update instantly for Petawatt to Terawatt conversions.
Reserved above the conversion cards and below the converter.
Formula
TW = PW × 1000
PW = TW × 0.001
Conversion table
| 1 PW | 1000 TW |
| 5 PW | 5000 TW |
| 10 PW | 10000 TW |
| 20 PW | 20000 TW |
| 50 PW | 50000 TW |
| 100 PW | 100000 TW |
| 500 PW | 500000 TW |
| 1000 PW | 1000000 TW |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
What is the source unit in this conversion?
The source unit is the Petawatt (PW). Petawatt is 1000000000000000 watt units.
What is the destination unit in this conversion?
The destination unit is the Terawatt (TW). Terawatt is 1000000000000 watt units.
How do I convert Petawatt to Terawatt?
Multiply the Petawatt value by 1000. For example, 10 PW × 1000 = 10000 TW.
Is the Petawatt to Terawatt conversion exact?
Yes. Both units belong to the same engineering measurement family (power), so the ratio between them is a fixed, defined value rather than a measured approximation.
Where is this conversion commonly used?
It's used whenever a value expressed in Petawatt needs to be compared with, or reported in, Terawatt, such as in engineering, scientific, or industrial calculations.
Can I convert Terawatt back to Petawatt?
Yes. Multiply the Terawatt value by 0.001 to get Petawatt.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
This page converts Petawatt (PW) to Terawatt (TW) within the engineering converter.
Petawatt is 1000000000000000 watt units. Terawatt is 1000000000000 watt units.
The formula is TW = PW × 1000, based on each unit's fixed relationship to the power base unit.
The conversion is exact, since it relies on a fixed numerical ratio between the two units rather than a measured or approximate value.
Use the calculator above for instant results, or the table below for common Petawatt values already converted to Terawatt.