Watt Hour Converter - Convert Wh, kWh, MWh, GWh & More Energy Units
Result:
1 kWh = 1000 Wh
How Watt Hour Conversion Works
Input Energy
Enter watt hour value
Select Units
Choose from and to units
Convert
Apply conversion formula
Conversion Formulas
Wh to kWh:
kWh = Wh ÷ 1000
Example: 5000 Wh = 5000 ÷ 1000 = 5 kWh
kWh to MWh:
MWh = kWh ÷ 1000
Example: 2500 kWh = 2500 ÷ 1000 = 2.5 MWh
Wh to Joules:
J = Wh × 3600
Example: 10 Wh = 10 × 3600 = 36,000 J
kWh to BTU:
BTU = kWh × 3412.14
Example: 1 kWh = 1 × 3412.14 = 3412.14 BTU
Watt Hour Conversion Table
| Wh | kWh | MWh | Joules | BTU | kcal |
|---|---|---|---|---|---|
| 1 | 0.001 | 0.000001 | 3,600 | 3.412 | 0.860 |
| 10 | 0.010 | 0.000010 | 36,000 | 34.121 | 8.604 |
| 100 | 0.100 | 0.000100 | 360,000 | 341.213 | 86.042 |
| 500 | 0.500 | 0.000500 | 1,800,000 | 1706.064 | 430.210 |
| 1,000 | 1.000 | 0.001000 | 3,600,000 | 3412.128 | 860.421 |
| 5,000 | 5.000 | 0.005000 | 18,000,000 | 17060.641 | 4302.103 |
| 10,000 | 10.000 | 0.010000 | 36,000,000 | 34121.282 | 8604.207 |
| 25,000 | 25.000 | 0.025000 | 90,000,000 | 85303.206 | 21510.516 |
| 50,000 | 50.000 | 0.050000 | 180,000,000 | 170606.411 | 43021.033 |
| 100,000 | 100.000 | 0.100000 | 360,000,000 | 341212.822 | 86042.065 |
| 250,000 | 250.000 | 0.250000 | 900,000,000 | 853032.055 | 215105.163 |
| 500,000 | 500.000 | 0.500000 | 1,800,000,000 | 1706064.110 | 430210.325 |
| 1,000,000 | 1000.000 | 1.000000 | 3,600,000,000 | 3412128.220 | 860420.650 |
| 5,000,000 | 5000.000 | 5.000000 | 18,000,000,000 | 17060641.101 | 4302103.250 |
| 10,000,000 | 10000.000 | 10.000000 | 36,000,000,000 | 34121282.202 | 8604206.501 |
Energy Units Progression Chart
1 Wh
100 Wh
1 kWh
10 kWh
100 kWh
1 MWh
Practice Problems
Problem 1:
Convert 2500 Wh to kWh
Solution: 2500 ÷ 1000 = 2.5 kWh
Problem 2:
Convert 5 kWh to Joules
Solution: 5 × 1000 × 3600 = 18,000,000 J
Problem 3:
Convert 1.5 MWh to kWh
Solution: 1.5 × 1000 = 1500 kWh
Problem 4:
Convert 10 kWh to BTU
Solution: 10 × 3412.14 = 34,121.4 BTU
Problem 5:
Convert 7200 J to Wh
Solution: 7200 ÷ 3600 = 2 Wh
Daily Uses of Watt Hours
Electric bill calculations measure home energy consumption in kWh
Battery capacity ratings show stored energy in Wh or mAh
Solar panel output measured in kWh per day production
Electric vehicle range calculated using battery kWh capacity
Power plant generation capacity expressed in MWh or GWh