**Full name:** attoampere

**Plural form:** attoamperes

**Symbol:** aA

**Alternate spelling:** attoamps

**Category type:** electric current

**Scale factor:** 1.0E-18

The SI base unit for electric current is the ampere.

1 ampere is equal to 1.0E+18 attoampere.

Valid units must be of the **electric current** type.

You can use this form to select from known units:

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The SI prefix "atto" represents a factor of
10^{-18}, or in exponential notation, 1E-18.

So 1 attoampere = 10^{-18} ampere.

attoampere to hectoampere

attoampere to gigaampere

attoampere to nanoampere

attoampere to volt/ohm

attoampere to dekaampere

attoampere to kiloampere

attoampere to watt/volt

attoampere to coulomb/second