A Picowatt (pW) equals 1e-12 watt(s), a scaled unit of electrical power used for pico-scale electrical work.
Picowatts to Zeptowatts
Convert Picowatt (pW) to Zeptowatt (zW) instantly with an exact formula, conversion table, and FAQ.
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Convert picowatts (pW) to zeptowatts (zW) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A Zeptowatt (zW) equals 1e-21 watt(s), a scaled unit of electrical power used for zepto-scale electrical work.
zW = pW × 1.000000e+09
Results update instantly for Picowatts to Zeptowatts conversions.
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Formula
zW = pW × 1.000000e+09
pW = zW × 1.000000e-09
Conversion table
| 1 pW | 1.000000e+09 zW |
| 5 pW | 5.000000e+09 zW |
| 10 pW | 1.000000e+10 zW |
| 20 pW | 2.000000e+10 zW |
| 50 pW | 5.000000e+10 zW |
| 100 pW | 1.000000e+11 zW |
| 500 pW | 5.000000e+11 zW |
| 1000 pW | 1.000000e+12 zW |
Related conversions
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How the formula works
Both picowatt and zeptowatt measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in picowatts by 1.000000e+09 to get zeptowatts. To reverse the conversion, multiply a zeptowatt value by 1.000000e-09 to get back to picowatts.
Frequently asked questions
What is Picowatt (pW)?
A Picowatt (pW) equals 1e-12 watt(s), a scaled unit of electrical power used for pico-scale electrical work.
What is Zeptowatt (zW)?
A Zeptowatt (zW) equals 1e-21 watt(s), a scaled unit of electrical power used for zepto-scale electrical work.
How do I convert picowatts to zeptowatts?
Multiply the picowatt value by 1.000000e+09 to get the equivalent in zeptowatts. For example, 5 pW × 1.000000e+09 = 5.000000e+09 zW.
Is this conversion exact?
Yes. Both units use fixed, defined scale factors, so the factor 1.000000e+09 is an exact, non-rounded value.
Can I convert zeptowatts back to picowatts?
Yes. Divide the zeptowatt value by 1.000000e+09, or multiply it by 1.000000e-09, to get picowatts.
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About converting picowatts to zeptowatts
A Picowatt (pW) equals 1e-12 watt(s), a scaled unit of electrical power used for pico-scale electrical work. A Zeptowatt (zW) equals 1e-21 watt(s), a scaled unit of electrical power used for zepto-scale electrical work.
Use this calculator to move between picowatts and zeptowatts accurately for homework, engineering, billing, or everyday electricity calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.