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Charge Converter

Convert coulomb, ampere-hour, elementary charge, and more — instantly.

Free charge converter. Convert ampere-hour to coulomb, microcoulomb, elementary charge, faraday, and the full electric charge unit set with modern exact SI constants. Use the express converter for any unit pair, or open a quick conversion below.

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1 ampere hour = 3,600 coulombs

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Popular conversions

Hand-picked pairs with dedicated converter pages — open one to convert instantly.

Ampere Hour → Coulomb

Ampere Hour to Coulomb

Coulomb → Ampere Hour

Coulomb to Ampere Hour

Coulomb → Microcoulomb

Coulomb to Microcoulomb

Microcoulomb → Coulomb

Microcoulomb to Coulomb

Elementary Charge → Coulomb

Elementary Charge to Coulomb

Coulomb → Elementary Charge

Coulomb to Elementary Charge

Browse all charge units

Pick any unit to open a two-way conversion. Ampere-hour to coulomb is the battery-capacity conversion — remember mAh × 3.6 = coulomb. Elementary charge and faraday use exact 2019 SI constants.

From

To

COULOMB

1 C = 0.00027777777778 Ah

coulomb (C) → ampere hour (Ah) ampere hour (Ah) → coulomb (C)

MEGACOULOMB

1 MC = 1,000,000 C

megacoulomb (MC) → coulomb (C) coulomb (C) → megacoulomb (MC)

KILOCOULOMB

1 kC = 1,000 C

kilocoulomb (kC) → coulomb (C) coulomb (C) → kilocoulomb (kC)

MILLICOULOMB

1 mC = 0.001 C

millicoulomb (mC) → coulomb (C) coulomb (C) → millicoulomb (mC)

MICROCOULOMB

1 µC = 0.000001 C

microcoulomb (µC) → coulomb (C) coulomb (C) → microcoulomb (µC)

NANOCOULOMB

1 nC = 0.000000001 C

nanocoulomb (nC) → coulomb (C) coulomb (C) → nanocoulomb (nC)

PICOCOULOMB

1 pC = 0.000000000001 C

picocoulomb (pC) → coulomb (C) coulomb (C) → picocoulomb (pC)

ABCOULOMB

1 abC = 10 C

abcoulomb (abC) → coulomb (C) coulomb (C) → abcoulomb (abC)

EMU OF CHARGE

1 emu of charge = 10 C

emu of charge → coulomb (C) coulomb (C) → emu of charge

STATCOULOMB

1 statC = 0.0000000003335640952 C

statcoulomb (statC) → coulomb (C) coulomb (C) → statcoulomb (statC)

ESU OF CHARGE

1 esu of charge = 0.0000000003335640952 C

esu of charge → coulomb (C) coulomb (C) → esu of charge

FRANKLIN

1 Fr = 0.0000000003335640952 C

franklin (Fr) → coulomb (C) coulomb (C) → franklin (Fr)

AMPERE HOUR

1 Ah = 3,600 C

ampere hour (Ah) → coulomb (C) coulomb (C) → ampere hour (Ah)

AMPERE MINUTE

1 A·min = 60 C

ampere minute (A·min) → coulomb (C) coulomb (C) → ampere minute (A·min)

AMPERE SECOND

1 A·s = 1 C

ampere second (A·s) → coulomb (C) coulomb (C) → ampere second (A·s)

FARADAY (BASED ON CARBON 12)

1 F = 96,485.33212 C

faraday (based on carbon 12) (F) → coulomb (C) coulomb (C) → faraday (based on carbon 12) (F)

ELEMENTARY CHARGE

1 e = 0.00000000000000000016 C

elementary charge (e) → coulomb (C) coulomb (C) → elementary charge (e)