ESU of Charge to Ampere-Hour Conversion

Convert between ESU of Charge and Ampere-Hour quickly and accurately.

From ESU of Charge

ESU

To Ampere-Hour

A·h

How to Convert ESU of Charge to Ampere-Hour

Conversion Formula

1 ESU = 9E-14 A·h

1 A·h = 1E+13 ESU

Example

Convert 15 ESU to A·h:

15 ESU = 15 × 9E-14 A·h = 1E-12 A·h

Unit Information

Learn about the charge units you're converting between

ESU of Charge

ESU

Definition

ESU (Electrostatic Unit) of charge is a unit in the CGS electrostatic system, equal to approximately 3.335640951982E-10 coulombs. It represents the electrostatic unit of electric charge.

History/Origin

ESU of charge was part of the CGS electrostatic system of units, defined based on electrostatic principles and the force between charged particles.

Current Use

Historical unit rarely used in modern applications. The coulomb and other SI units have replaced the CGS electrostatic system in most scientific and engineering work.

Multiplier

3E-10

Offset

Ampere-Hour

A·h

Definition

Ampere-hour is a unit of electric charge equal to the charge transferred by a current of one ampere flowing for one hour, equivalent to 3,600 coulombs.

History/Origin

Ampere-hour was introduced as a practical unit for measuring battery capacity and electrical charge in time-based applications. It combines current (ampere) with time (hour).

Current Use

Widely used for measuring battery capacity, electric vehicle range, and electrical energy storage. Common in automotive, electronics, and renewable energy applications.

Multiplier

3600

Offset