How do you convert faradays to ampere-hours?

Multiply faradays by the Faraday constant (96485.33212 C/mol) to get coulombs, then divide by 3600. Formula: Ah = F × 96485.33212 / 3600. One faraday ≈ 26.8014 Ah.

What is a faraday of charge?

A faraday (F) is the electric charge carried by one mole of electrons — approximately 96485 coulombs. It is named after Michael Faraday and is the standard unit for charge in electrochemistry.

What Faraday constant value does this tool use?

This tool uses 96485.33212 C/mol, the 2018 CODATA recommended value, which is exact by NIST definition: F = N_A × e = 6.02214076×10²³ × 1.602176634×10⁻¹⁹.

Is the faraday (charge unit) the same as the farad (capacitance)?

No. The farad (F) measures capacitance — how much charge a capacitor stores per volt. The faraday is a separate electrochemical unit for charge in moles of electrons. They share a similar name but measure entirely different quantities.

Why convert faradays to Ah instead of coulombs?

Ampere-hours are the standard unit for battery and charger ratings. Converting from faradays to Ah lets you directly compare electrochemical reaction requirements with battery capacity specifications.

Faradays to Ampere Hours Converter

Convert faradays of electric charge to ampere-hours (Ah) using the exact Faraday constant (1 F = 96485 C ≈ 26.801 Ah).

Faradays → Ampere-Hours

Enter a value in either field — the other updates instantly.

Faradays (F)

Ampere-hours (Ah)

Conversion Results

Ampere-hours (Ah) —

Coulombs (C) —

Milliampere-hours (mAh) —

Faradays (F) —

Faraday Constant Reference

Faraday Constant

96485.33212 C/mol

1 Faraday in Ah

26.80148 Ah

1 Ah in Faradays

0.037311 F

Summary

This converter translates faradays (F) of electric charge into ampere-hours (Ah), the unit used in battery and electrochemical engineering. One faraday equals one mole of electrons, or 96485 coulombs — approximately 26.801 Ah. The conversion is exact: multiply faradays by 96485 to get coulombs, then divide by 3600 to get Ah.

How it works

Enter the charge in faradays (F) in the input field.
The tool multiplies faradays by the Faraday constant (96485.33212 C/mol) to get coulombs.
The coulomb value is divided by 3600 to convert to ampere-hours (1 Ah = 3600 C).
Results update instantly as you type.
Use the reverse field to convert Ah back to faradays.

Use cases

Convert electrochemical charge quantities from molar units to engineering Ah.
Verify battery capacity calculations based on moles of electrons.
Cross-reference electrolysis data between faraday and Ah unit systems.
Determine Ah required for depositing a known number of moles of metal.
Convert lab-scale faraday measurements for use with commercial chargers.
Check electrode reaction charge budgets in faraday vs. Ah terms.

Frequently Asked Questions

Last updated: 2026-07-14 · Reviewed by Nham Vu