# ››Convert henry to petahenry

henry
petahenry

How many henry in 1 petahenry? The answer is 1.0E+15.
We assume you are converting between henry and petahenry.
You can view more details on each measurement unit:
henry or petahenry
The SI derived unit for inductance is the henry.
1 henry is equal to 1.0E-15 petahenry.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between henries and petahenries.
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# ››Definition: Henry

The henry (symbol: H) is the SI unit of inductance. It is named after Joseph Henry (1797-1878), the American scientist who discovered electromagnetic induction independently of and at about the same time as Michael Faraday (1791-1867) in England.

# ››Definition: Petahenry

The SI prefix "peta" represents a factor of 1015, or in exponential notation, 1E15.

So 1 petahenry = 1015 henries.

The definition of a henry is as follows:

The henry (symbol: H) is the SI unit of inductance. It is named after Joseph Henry (1797-1878), the American scientist who discovered electromagnetic induction independently of and at about the same time as Michael Faraday (1791-1867) in England.

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