A Petawatt (PW) equals 1e+15 watt(s), a scaled unit of electrical power used for peta-scale electrical work.
Petawatts to Terawatts
Convert Petawatt (PW) to Terawatt (TW) instantly with an exact formula, conversion table, and FAQ.
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Convert petawatts (PW) to terawatts (TW) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A Terawatt (TW) equals 1e+12 watt(s), a scaled unit of electrical power used for tera-scale electrical work.
TW = PW × 1000
Results update instantly for Petawatts to Terawatts conversions.
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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 | 1.000000e+06 TW |
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How the formula works
Both petawatt and terawatt measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in petawatts by 1000 to get terawatts. To reverse the conversion, multiply a terawatt value by 0.001 to get back to petawatts.
Frequently asked questions
What is Petawatt (PW)?
A Petawatt (PW) equals 1e+15 watt(s), a scaled unit of electrical power used for peta-scale electrical work.
What is Terawatt (TW)?
A Terawatt (TW) equals 1e+12 watt(s), a scaled unit of electrical power used for tera-scale electrical work.
How do I convert petawatts to terawatts?
Multiply the petawatt value by 1000 to get the equivalent in terawatts. For example, 5 PW × 1000 = 5000 TW.
Is this conversion exact?
Yes. Both units use fixed, defined scale factors, so the factor 1000 is an exact, non-rounded value.
Can I convert terawatts back to petawatts?
Yes. Divide the terawatt value by 1000, or multiply it by 0.001, to get petawatts.
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About converting petawatts to terawatts
A Petawatt (PW) equals 1e+15 watt(s), a scaled unit of electrical power used for peta-scale electrical work. A Terawatt (TW) equals 1e+12 watt(s), a scaled unit of electrical power used for tera-scale electrical work.
Use this calculator to move between petawatts and terawatts accurately for homework, engineering, billing, or everyday electricity calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.