Henry to Attohenry Conversion

Convert between Henry and Attohenry quickly and accurately.

H
aH

How to Convert Henry to Attohenry

Conversion Formula

1 H = 1E+18 aH
1 aH = 1E-18 H

Example

Convert 15 H to aH:

15 H = 15 × 1E+18 aH = 1E+19 aH

Unit Information

Learn about the inductance units you're converting between

Henry

H

Definition

The SI base unit of inductance, representing the ability of a conductor to oppose changes in electric current flowing through it.

History/Origin

Named after Joseph Henry (1797-1878), the American scientist who discovered electromagnetic induction independently of Faraday.

Current Use

Widely used in electronics, electrical engineering, and physics to measure the inductance of coils, transformers, and electrical components.

Multiplier

1

Offset

0

Attohenry

aH

Definition

A unit of inductance equal to 10^-18 henries, used for extremely small inductance measurements.

History/Origin

Part of the SI prefix system, with "atto" meaning 10^-18, used for extremely small measurements.

Current Use

Used in quantum electronics, single-electron devices, and extremely small inductance measurements.

Multiplier

1E-18

Offset

0

Henry to Attohenry Conversion Table

Henry [H] Attohenry [aH]
1 H 1E+18 aH
10 H 1E+19 aH
25 H 2E+19 aH
50 H 5E+19 aH
100 H 1E+20 aH
0 H 0E+0 aH
-10 H -1E+19 aH
-40 H -4E+19 aH