Electrical Charge Converter

Instantly convert between Coulombs, Ampere-hours, and other electrical charge units.

1 Ah = 3,600 C; 1 e ≈ 1.602 × 10⁻¹⁹ C
10 Ah = 36,000 Coulombs

What is electrical charge?

Electrical charge is a physical property of matter that causes it to experience a force when placed in an electromagnetic field. The standard SI unit of charge is the Coulomb (C).

How do I convert Coulombs to Ampere-hours?

One Ampere-hour (Ah) is equal to 3,600 Coulombs. To convert Coulombs to Ah, divide the charge by 3,600.

What is the charge of a single electron?

The elementary charge of a single electron is approximately 1.602 x 10^-19 Coulombs.

What are common sub-units of Coulombs?

Common units include millicoulombs (mC, 10^-3), microcoulombs (µC, 10^-6), nanocoulombs (nC, 10^-9), and picocoulombs (pC, 10^-12).