Decifarad is 0.1 farad units.
Decifarads to Femtofarads Converter — dF to fF
Convert Decifarad (dF) to Femtofarad (fF) using the exact conversion factor (1 decifarad = 1e+14 femtofarad). See the formula, worked examples, and conversion table.
Decifarads to Femtofarads converter
Converter
Electricity Converter
Convert electrical units by family and calculate voltage, current, resistance, power, and energy with context values.
Context values
Some unit families need one extra value for a physically accurate result.
Femtofarad is 1e-15 farad units.
Result = input x 0.1 / 1e-15.
Electrical units in the same family convert directly.
Reserved above the conversion cards and below the converter.
About Converting Decifarads to Femtofarads
Decifarad and Femtofarad both belong to the electricity family — voltage, current, resistance, power, or energy — units that show up constantly when working across the different standards used by household wiring (120V/240V depending on region), automotive electrical systems (12V/24V), and electronics design. Specifically: Decifarad is 0.1 farad units, and femtofarad is 1e-15 farad units.
Formula
femtofarads = decifarads × 1e+14
This factor comes from each unit's defined relationship to the category's base unit: 1 decifarad equals 0.1 base units, and 1 femtofarad equals 1e-15 base units, so dividing one by the other gives the direct decifarad-to-femtofarad factor of 1e+14.
Simple example
1 dF × 1e+14 = 1e+14 fF
1 decifarad = 1e+14 femtofarads.
Real-world example
120 dF × 1e+14 = 1.2e+16 fF
120 decifarads = 1.2e+16 femtofarads.
Conversion table
| Decifarad (dF) | Femtofarad (fF) |
|---|---|
| 1 dF | 1e+14 fF |
| 5 dF | 5e+14 fF |
| 12 dF | 1.2e+15 fF |
| 24 dF | 2.4e+15 fF |
| 120 dF | 1.2e+16 fF |
| 240 dF | 2.4e+16 fF |
Reverse conversion: Femtofarad to Decifarad
1e+14 fF × 1e-14 = 1 dF
1e+14 femtofarads = 1 decifarad.
decifarads = femtofarads × 1e-14
For a page dedicated to this direction, see Femtofarad to Decifarad.
Understanding the Decifarad (dF)
Decifarad is 0.1 farad units.
Understanding the Femtofarad (fF)
Femtofarad is 1e-15 farad units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many femtofarads are in 1 decifarad?
1 decifarad equals 1e+14 femtofarads, using the exact defined conversion factor rather than an estimate.
How do I convert decifarad to femtofarad?
Multiply the decifarad value by 1e+14. The converter above does this instantly to whatever precision you set.
How do I convert femtofarad back to decifarad?
Use the reverse factor: 1 femtofarad equals 1e-14 decifarads. You can also use the swap control in the converter above to flip the direction instantly.
What is a decifarad?
Decifarad (dF) is a unit of electricity.
What is a femtofarad?
Femtofarad (fF) is a unit of electricity.
Is the decifarad to femtofarad conversion exact?
Yes. Both decifarad and femtofarad are defined by fixed standards rather than physical artifacts, so the factor of 1e+14 used above is exact to as many digits as you choose to display.
What's the difference between voltage, current, and resistance?
Voltage (volts) is the electrical potential difference driving current through a circuit. Current (amperes) is the rate of flow of electric charge. Resistance (ohms) is how much a component opposes that flow. They're related by Ohm's law (V = I × R), but they are distinct physical quantities, and this page converts between units of just one of them.