# ››Convert henry to millihenry

 henry millihenry

How many henry in 1 millihenry? The answer is 0.001.
We assume you are converting between henry and millihenry.
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henry or millihenry
The SI derived unit for inductance is the henry.
1 henry is equal to 1000 millihenry.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between henries and millihenries.
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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: Millihenry

The SI prefix "milli" represents a factor of 10-3, or in exponential notation, 1E-3.

So 1 millihenry = 10-3 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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