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Convert Coulombs to Millicoulombs

1 coulomb = 1,000 millicoulombs. Multiply the number of coulombs by 1000.

Result
1,000

1 C = 1,000 mC

Multiply the number of coulombs by 1000.

Results are rounded for display. Double-check values for critical work.

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Popular electric charge conversions

Coulombs to Millicoulombs table

CoulombsMillicoulombs
1 C1,000 mC
2 C2,000 mC
3 C3,000 mC
4 C4,000 mC
5 C5,000 mC
10 C10,000 mC
20 C20,000 mC
25 C25,000 mC
50 C50,000 mC
100 C100,000 mC
500 C500,000 mC
1000 C1,000,000 mC

About these units

The coulomb (C) is an SI base or derived unit of electric charge.

The millicoulomb (mC) is a metric unit of electric charge, equal to 0.001 coulombs.

Going the other way, 1 millicoulomb = 0.001 coulombs. Battery capacity in milliamp-hours is a charge measurement. Convert it to coulombs, faradays or elementary charges — useful when comparing power banks and cells.

Frequently asked

How many millicoulombs are in a coulomb?
1 coulomb = 1,000 millicoulombs.
How do you convert coulombs to millicoulombs?
Multiply the number of coulombs by 1000.
What is 10 C in mC?
10 C = 10,000 mC.

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