A Femtowatt (fW) equals 1e-15 watt(s), a scaled unit of electrical power used for femto-scale electrical work.
Femtowatts to Hectowatts
Convert Femtowatt (fW) to Hectowatt (hW) instantly with an 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
Electrical calculator
Electricity Converter
Convert femtowatts (fW) to hectowatts (hW) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A Hectowatt (hW) equals 100 watt(s), a scaled unit of electrical power used for hecto-scale electrical work.
hW = fW × 1.000000e-17
Results update instantly for Femtowatts to Hectowatts conversions.
Reserved above the conversion cards and below the converter.
Formula
hW = fW × 1.000000e-17
fW = hW × 1.000000e+17
Conversion table
| 1 fW | 1.000000e-17 hW |
| 5 fW | 5.000000e-17 hW |
| 10 fW | 1.000000e-16 hW |
| 20 fW | 2.000000e-16 hW |
| 50 fW | 5.000000e-16 hW |
| 100 fW | 1.000000e-15 hW |
| 500 fW | 5.000000e-15 hW |
| 1000 fW | 1.000000e-14 hW |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
How the formula works
Both femtowatt and hectowatt measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in femtowatts by 1.000000e-17 to get hectowatts. To reverse the conversion, multiply a hectowatt value by 1.000000e+17 to get back to femtowatts.
Frequently asked questions
What is Femtowatt (fW)?
A Femtowatt (fW) equals 1e-15 watt(s), a scaled unit of electrical power used for femto-scale electrical work.
What is Hectowatt (hW)?
A Hectowatt (hW) equals 100 watt(s), a scaled unit of electrical power used for hecto-scale electrical work.
How do I convert femtowatts to hectowatts?
Multiply the femtowatt value by 1.000000e-17 to get the equivalent in hectowatts. For example, 5 fW × 1.000000e-17 = 5.000000e-17 hW.
Is this conversion exact?
Yes. Both units use fixed, defined scale factors, so the factor 1.000000e-17 is an exact, non-rounded value.
Can I convert hectowatts back to femtowatts?
Yes. Divide the hectowatt value by 1.000000e-17, or multiply it by 1.000000e+17, to get femtowatts.
Reserved between the FAQ and the article so the page stays balanced.
About converting femtowatts to hectowatts
A Femtowatt (fW) equals 1e-15 watt(s), a scaled unit of electrical power used for femto-scale electrical work. A Hectowatt (hW) equals 100 watt(s), a scaled unit of electrical power used for hecto-scale electrical work.
Use this calculator to move between femtowatts and hectowatts accurately for homework, engineering, billing, or everyday electricity calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.