1 electronvolt to watt hours
1 eV = 4.4505 × 10^-23 Wh. Change the amount below, or read the formula and the reference table further down.
1 electronvolt equals
watt hours
1 eV = 4.4505 × 10^-23 Wh
The formula
Electronvolts and watt hours both measure energy from the same zero, so a single multiplier does the job.
Wh = eV × 4.4505 × 10^-23
Going the other way? Convert watt hours to electronvolts.
Electronvolts to watt hours table
Values either side of 1 eV.
| Electronvolts (eV) | Watt hours (Wh) |
|---|---|
| -4 | -1.7802 × 10^-22 |
| -3.5 | -1.5577 × 10^-22 |
| -3 | -1.3351 × 10^-22 |
| -2.5 | -1.1126 × 10^-22 |
| -2 | -8.9010 × 10^-23 |
| -1.5 | -6.6757 × 10^-23 |
| -1 | -4.4505 × 10^-23 |
| -0.5 | -2.2252 × 10^-23 |
| 0 | 0 |
| 0.5 | 2.2252 × 10^-23 |
| 1 | 4.4505 × 10^-23 |
| 1.5 | 6.6757 × 10^-23 |
| 2 | 8.9010 × 10^-23 |
| 2.5 | 1.1126 × 10^-22 |
| 3 | 1.3351 × 10^-22 |
| 3.5 | 1.5577 × 10^-22 |
| 4 | 1.7802 × 10^-22 |
| 4.5 | 2.0027 × 10^-22 |
| 5 | 2.2252 × 10^-22 |
| 5.5 | 2.4478 × 10^-22 |
| 6 | 2.6703 × 10^-22 |
Questions people ask
- How many watt hours are in a electronvolt?
- One electronvolt equals 4.4505 × 10^-23 watt hours.
- How do I convert electronvolts to watt hours by hand?
- Multiply the number of electronvolts by 4.4505 × 10^-23. For a rough check, 4.4505 × 10^-23 is close enough for most everyday use.
- What is 1 electronvolt in watt hours?
- 1 electronvolt is 4.4505 × 10^-23 watt hours.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.