Convert Electron-volt to Watt-hour (eV to Wh)
Electron-volt (eV) and Watt-hour (Wh) are both units of length. With the conversion form below, you can effortlessly and accurately convert electron-volt to watt-hour. This free online calculator tool makes it simple and easy to perform the conversion from eV to Wh.

Electron-volt (eV) and Watt-hour (Wh) are both units of length. With the conversion form above, you can effortlessly and accurately convert electron-volt to watt-hour. This free online calculator tool makes it simple and easy to perform the conversion from eV to Wh.
What is Electron-volt to Watt-hour Conversion?
Electron-volt (eV) and watt-hour (Wh) are both units used to measure energy, but they serve different purposes depending on the scale of the measurement. If you ever need to convert electron-volt to watt-hour, knowing the exact conversion formula is essential.
EV to wh Conversion Formula:
One Electron-volt is equal to 4.450491e-23 Watt-hour.
Formula: 1 eV = 4.450491e-23 Wh
By using this conversion factor, you can easily convert any energy from electron-volt to watt-hour with precision.
How to Convert eV to Wh?
Converting from eV to Wh is a straightforward process. Follow these steps to ensure accurate conversions from electron-volt to watt-hour:
- Select the Electron-volt Value: Start by determining the electron-volt (eV) value you want to convert into watt-hour (Wh). This is your starting point.
- Multiply by the Conversion Factor: To convert electron-volt to watt-hour, multiply the selected eV value by 4.450491e-23. This factor is essential for accurately converting from a larger unit (eV) to a much smaller unit (Wh).
- Illustration of Multiplication:
- 1 eV = 4.450491e-23 Wh
- 10 eV = 4.450491e-22 Wh
- 100 eV = 4.450491e-21 Wh
- Find the Conversion Result: The result of this multiplication is your converted value in watt-hour unit. This represents the same energy but in a different unit.
- Save Your Watt-hour Value: After converting, remember to save the result. This value represents the energy you initially measured, now expressed in watt-hours.
- Alternative Method – Division: If you prefer not to multiply, you can achieve the same conversion by dividing the electron-volt value by 2.246943e+22. This alternative method also gives you the correct energy in watt-hours.
- Illustration of Division:
- Wh = ev ÷ 2.246943e+22
What is Energy?
Energy is a fundamental physical property that describes the ability of a system to do work. It is a key concept in science, engineering, and everyday life. Energy units are used to quantify this property and express how much work can be done by a system or how much heat is transferred from one syst...... (Read more on Energy).
What is Electron-volt?
Embark on a journey into the fundamental realm of energy measurement with the Electron-volt (eV). In this guide, we will explore what eV signifies, its significance in the world of physics, and its......(Read more on Electron-volt).
What is Watt-hour?
......(Read more on Watt-hour).
Some Electron-volt to Watt-hour conversions
- 0.1 eV = 4.450491e-24 Wh
- 0.2 eV = 8.900981e-24 Wh
- 0.3 eV = 1.335147e-23 Wh
- 0.4 eV = 1.780196e-23 Wh
- 0.5 eV = 2.225245e-23 Wh
- 0.6 eV = 2.670294e-23 Wh
- 0.7 eV = 3.115343e-23 Wh
- 0.8 eV = 3.560393e-23 Wh
- 0.9 eV = 4.005442e-23 Wh
- 1 eV = 4.450491e-23 Wh
- 2 eV = 8.900981e-23 Wh
- 3 eV = 1.335147e-22 Wh
- 4 eV = 1.780196e-22 Wh
- 5 eV = 2.225245e-22 Wh
- 6 eV = 2.670294e-22 Wh
- 7 eV = 3.115343e-22 Wh
- 8 eV = 3.560393e-22 Wh
- 9 eV = 4.005442e-22 Wh
- 10 eV = 4.450491e-22 Wh
- 20 eV = 8.900981e-22 Wh
- 30 eV = 1.335147e-21 Wh
- 40 eV = 1.780196e-21 Wh
- 50 eV = 2.225245e-21 Wh
- 60 eV = 2.670294e-21 Wh
- 70 eV = 3.115343e-21 Wh
- 80 eV = 3.560393e-21 Wh
- 90 eV = 4.005442e-21 Wh
- 100 eV = 4.450491e-21 Wh
Electron-volt to Watt-hour Examples
Example 1:
Convert 0.8 Electron-volt to Watt-hour.
Solution:
We know that one Electron-volt is equivalent to 4.450491e-23 Watt-hour.
Therefore,
0.8 eV = 0.8 x 4.450491e-23 Wh.
0.8 eV = 3.560393e-23 Wh.
Hence, 0.8 Electron-volt is approximately equal to 3.560393e-23 Watt-hour.
Example 2:
Convert 3 Electron-volt to Watt-hour.
Solution:
We know that one Electron-volt is equivalent to 4.450491e-23 Watt-hour.
Therefore,
3 eV = 3 x 4.450491e-23 Wh.
3 eV = 1.335147e-22 Wh.
Hence, 3 Electron-volt is approximately equal to 1.335147e-22 Watt-hour.
Example 3:
Convert 66 Electron-volt to Watt-hour.
Solution:
We know that one Electron-volt is equivalent to 4.450491e-23 Watt-hour.
Therefore,
66 eV = 66 x 4.450491e-23 Wh.
66 eV = 2.937324e-21 Wh.
Hence, 66 Electron-volt is approximately equal to 2.937324e-21 Watt-hour.
Example 4:
Convert 814 Electron-volt to Watt-hour.
Solution:
We know that one Electron-volt is equivalent to 4.450491e-23 Watt-hour.
Therefore,
814 eV = 814 x 4.450491e-23 Wh.
814 eV = 0.036226993891 Wh.
Hence, 814 Electron-volt is approximately equal to 0.036226993891 Watt-hour.
Example 5:
Convert 8170 Electron-volt to Watt-hour.
Solution:
We know that one Electron-volt is equivalent to 4.450491e-23 Watt-hour.
Therefore,
8170 eV = 8170 x 4.450491e-23 Wh.
8170 eV = 3.636051e-19 Wh.
Hence, 8170 Electron-volt is approximately equal to 3.636051e-19 Watt-hour.
Frequently Asked Questions
How do you convert eV to Wh formula?
The main formula to convert eV to Wh is to multiply eV value by 4.450491e-23.
There are 4.450491e-23 Watt-hour in 1 Electron-volt.To convert from Electron-volt to Watt-hour, multiply your figure by 4.450491e-23 (or divide by 2.246943e+22).
What is the relation between Electron-volt and Watt-hour?
The relationship between Electron-volt and Watt-hour is given as follows: 1 eV = 4.450491e-23 Wh
What is the value of 1 Electron-volt in equivalent Watt-hour?
1 Electron-volt energy is equivalent to 4.450491e-23 Watt-hour energy.
What is the electron-volt in watt-hour?
1 electron-volt equals 4.450491e-23 watt-hours.
What is the value of 15 Electron-volt in Watt-hours?
We know that 1 Electron-volt is equal to 4.450491e-23 Watt-hour, multiply 15 by 4.450491e-23 Watt-hour. Therefore, 15 Wh = 15 x 4.450491e-23 Wh, 15 eV = 6.675736e-22 Wh. Hence, the value of 15 Electron-volt in Watt-hour is 6.675736e-22 Wh.
What Energy is 1 Wh?
The Energy of 1 Wh spans 2.246943e+22 Electron-volt.
1 eV how much watt-hour?
1 Electron-volt (eV) corresponds to 4.450491e-23 Watt-hour (Wh).