Henry to Millihenry Conversion

Convert between Henry and Millihenry quickly and accurately.

H
mH

How to Convert Henry to Millihenry

Conversion Formula

1 H = 1000 mH
1 mH = 0.001 H

Example

Convert 15 H to mH:

15 H = 15 × 1000 mH = 15000 mH

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

Millihenry

mH

Definition

A unit of inductance equal to 10^-3 henries, very commonly used in electronics.

History/Origin

Part of the SI prefix system, with "milli" meaning 10^-3, widely used in electronics.

Current Use

Extensively used in electronics, power supplies, filters, and electrical circuits.

Multiplier

0.001

Offset

0

Henry to Millihenry Conversion Table

Henry [H] Millihenry [mH]
1 H 1000 mH
10 H 10000 mH
25 H 25000 mH
50 H 50000 mH
100 H 100000 mH
0 H 0E+0 mH
-10 H -10000 mH
-40 H -40000 mH