Electronvolt to Joule
Convert Electronvolt to Joule instantly. Free online engineering unit converter with exact formula, conversion table and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Use the converter to see the formula.
Results update instantly for Electronvolt to Joule conversions.
Reserved above the conversion cards and below the converter.
Formula
J = eV × 0
eV = J × 6.24151e+18
Conversion table
| 1 eV | 0 J |
| 5 eV | 0 J |
| 10 eV | 0 J |
| 20 eV | 0 J |
| 50 eV | 0 J |
| 100 eV | 0 J |
| 500 eV | 0 J |
| 1000 eV | 0 J |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
What is the source unit in this conversion?
The source unit is the Electronvolt (eV). An electronvolt is the energy gained by an electron across one volt.
What is the destination unit in this conversion?
The destination unit is the Joule (J). The joule is the SI derived unit of energy.
How do I convert Electronvolt to Joule?
Multiply the Electronvolt value by 0. For example, 10 eV × 0 = 0 J.
Is the Electronvolt to Joule conversion exact?
Yes. Both units belong to the same engineering measurement family (energy), so the ratio between them is a fixed, defined value rather than a measured approximation.
Where is this conversion commonly used?
It's used whenever a value expressed in Electronvolt needs to be compared with, or reported in, Joule, such as in engineering, scientific, or industrial calculations.
Can I convert Joule back to Electronvolt?
Yes. Multiply the Joule value by 6.24151e+18 to get Electronvolt.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
This page converts Electronvolt (eV) to Joule (J) within the engineering converter.
An electronvolt is the energy gained by an electron across one volt. The joule is the SI derived unit of energy.
The formula is J = eV × 0, based on each unit's fixed relationship to the energy base unit.
The conversion is exact, since it relies on a fixed numerical ratio between the two units rather than a measured or approximate value.
Use the calculator above for instant results, or the table below for common Electronvolt values already converted to Joule.