**Full name:** zettahenry

**Plural form:** zettahenries

**Symbol:** ZH

**Alternate spelling:** zettahenrys

**Category type:** inductance

**Scale factor:** 1.0E+21

The SI derived unit for inductance is the henry.

1 henry is equal to 1.0E-21 zettahenry.

Valid units must be of the **inductance** type.

You can use this form to select from known units:

The SI prefix "zetta" represents a factor of
10^{21}, or in exponential notation, 1E21.

So 1 zettahenry = 10^{21} 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.

zettahenry to attohenry

zettahenry to kilohenry

zettahenry to femtohenry

zettahenry to yoctohenry

zettahenry to picohenry

zettahenry to terahenry

zettahenry to nanohenry

zettahenry to centihenry

zettahenry to hectohenry