Inductance

Convert henries to mh

1 henry equals 1,000 millihenries. Enter a value below to convert instantly.

1 H
1,000 mH

Multiply the number of henries by 1000 to get millihenries. How this is calculated

Need the other direction? Convert millihenry to henry →

Formula

Multiply the number of henries by 1000 to get millihenries.

Step by step

  1. Start with 1 H.
  2. Multiply by the conversion factor 1000.
  3. 1 × 1000 = 1,000 mH.

Henries to Millihenries conversion table

Conversion table from Henries to Millihenries
Henries (H) Millihenries (mH)
1 1,000
2 2,000
5 5,000
10 10,000
22 22,000
47 47,000
100 100,000
470 470,000

Convert Henry to other inductance units

1 H expressed in every other inductance unit on this site.

  • Kilohenry kH 0.001
  • Millihenry mH 1,000
  • Microhenry µH 1,000,000
  • Nanohenry nH 1,000,000,000
  • Picohenry pH 1,000,000,000,000
  • Weber per Ampere Wb/A 1
  • Exahenry EH 1e-18
  • Petahenry PH 1e-15
  • Terahenry TH 1e-12
  • Gigahenry GH 1e-9
  • Megahenry MH 0.000001
  • Hectohenry hH 0.01
  • Dekahenry daH 0.1
  • Decihenry dH 10
  • Centihenry cH 100
  • Femtohenry fH 1,000,000,000,000,000
  • Attohenry aH 1e+18
  • Abhenry abH 1,000,000,000
  • Stathenry statH 1.1126501e-12

About the henry

The henry (H) is a SI unit of inductance.

About the millihenry

The millihenry (mH) is a SI unit of inductance.

Where this conversion is used

Converting henries to millihenries comes up when power supplies, RF matching networks, filters, and transformers.

Related conversions

Frequently asked questions

How many millihenries are in a henry?

One henry equals 1,000 millihenries.

How do you convert henries to millihenries?

Multiply the number of henries by 1000 to get millihenries.

What is 1 millihenry in henries?

One millihenry equals 0.001 henries.

When would I convert henries to millihenries?

This conversion is common when power supplies, RF matching networks, filters, and transformers.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.