Petahenry is 1000000000000000 henry units.
Petahenrys to Gigahenrys Converter — PH to GH
Convert Petahenry (PH) to Gigahenry (GH) using the exact conversion factor (1 petahenry = 1,000,000 gigahenry). See the formula, worked examples, and conversion table.
Petahenrys to Gigahenrys 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.
Gigahenry is 1000000000 henry units.
Result = input x 1e+15 / 1e+9.
Electrical units in the same family convert directly.
Reserved above the conversion cards and below the converter.
About Converting Petahenrys to Gigahenrys
Petahenry and Gigahenry 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: Petahenry is 1000000000000000 henry units, and gigahenry is 1000000000 henry units.
Formula
gigahenrys = petahenrys × 1000000
This factor comes from each unit's defined relationship to the category's base unit: 1 petahenry equals 1e+15 base units, and 1 gigahenry equals 1000000000 base units, so dividing one by the other gives the direct petahenry-to-gigahenry factor of 1000000.
Simple example
1 PH × 1000000 = 1,000,000 GH
1 petahenry = 1,000,000 gigahenrys.
Real-world example
120 PH × 1000000 = 120,000,000 GH
120 petahenrys = 120,000,000 gigahenrys.
Conversion table
| Petahenry (PH) | Gigahenry (GH) |
|---|---|
| 1 PH | 1,000,000 GH |
| 5 PH | 5,000,000 GH |
| 12 PH | 12,000,000 GH |
| 24 PH | 24,000,000 GH |
| 120 PH | 120,000,000 GH |
| 240 PH | 240,000,000 GH |
Reverse conversion: Gigahenry to Petahenry
1 GH × 0.000001 = 0.000001 PH
1 gigahenry = 0.000001 petahenrys.
petahenrys = gigahenrys × 0.000001
For a page dedicated to this direction, see Gigahenry to Petahenry.
Understanding the Petahenry (PH)
Petahenry is 1000000000000000 henry units.
Understanding the Gigahenry (GH)
Gigahenry is 1000000000 henry units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gigahenrys are in 1 petahenry?
1 petahenry equals 1,000,000 gigahenrys, using the exact defined conversion factor rather than an estimate.
How do I convert petahenry to gigahenry?
Multiply the petahenry value by 1000000. The converter above does this instantly to whatever precision you set.
How do I convert gigahenry back to petahenry?
Use the reverse factor: 1 gigahenry equals 0.000001 petahenrys. You can also use the swap control in the converter above to flip the direction instantly.
What is a petahenry?
Petahenry (PH) is a unit of electricity.
What is a gigahenry?
Gigahenry (GH) is a unit of electricity.
Is the petahenry to gigahenry conversion exact?
Yes. Both petahenry and gigahenry are defined by fixed standards rather than physical artifacts, so the factor of 1000000 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.