Electronvolts to Foot-pounds
Convert electronvolts to foot-pounds instantly. 1 eV = 1.1817e-19 ft·lb. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert electronvolts to foot-pounds
To convert electronvolts to foot-pounds, divide by 8.46235e+18 (multiply by 1.1817e-19). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
ft·lb = eV × 1.1817e-19
Electronvolts to Foot-pounds conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| Electronvolts | Foot-pounds |
|---|---|
| 1 eV | 1.182e-19 ft·lb |
| 2 eV | 2.363e-19 ft·lb |
| 3 eV | 3.545e-19 ft·lb |
| 5 eV | 5.909e-19 ft·lb |
| 10 eV | 1.182e-18 ft·lb |
| 20 eV | 2.363e-18 ft·lb |
| 25 eV | 2.954e-18 ft·lb |
| 50 eV | 5.909e-18 ft·lb |
| 100 eV | 1.182e-17 ft·lb |
| 500 eV | 5.909e-17 ft·lb |
| 1,000 eV | 1.182e-16 ft·lb |
What is a electronvolt?
The energy an electron gains across one volt, exact since the 2019 SI.
What is a foot-pound?
The energy of one pound-force acting through one foot.
The formula
ft·lb = eV × 1.1817e-19
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the Electronvolts to Foot-pounds
- Type the number of electronvolts you want to convert.
- Read the result in foot-pounds straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked foot-pounds to electronvolts page.
Electronvolts to Foot-pounds — frequently asked questions
How many foot-pounds are in a electronvolt?
One electronvolt equals 1.1817e-19 ft·lb. ft·lb = eV × 1.1817e-19
What is the formula to convert electronvolts to foot-pounds?
The formula is ft·lb = eV × 1.1817e-19. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert foot-pounds back to electronvolts?
Divide instead of multiplying: one foot-pound is 8.46235e+18 eV. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this electronvolts to foot-pounds free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 19, 2026 · Calculation runs client-side · No data collected · Report an error