This kilowatts to kilowatt-hours calculator helps you determine the amount of kilowatt-hours consumed over a specific period, based on the kilowatts used. To use it, simply enter the kilowatts and the number of hours they were used for, and click “Calculate“. The calculator will display the corresponding kilowatt-hours consumed. You can reset the input fields at any time by clicking “Reset“.
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KW to Kilowatt-Hours Calculation
The energy E in kilowatt-hours (kWh) is equal to the power P in kilowatts (kW), times the time period t in hours (h):
E(kWh) = P(kW) × t(h)
For example, let’s convert 30 kW power used over a 5-hour time period to energy in kWh.
EkWh = 30 kW × 5 hours =150 kWh
Kilowatt to Kilowatt-Hour Conversion Table
| Power (in kW) | Time (in hours) | Energy (in kWh) |
|---|---|---|
| 1 kW | 1 hrs | 1 kWh |
| 1 kW | 2 hrs | 2 kWh |
| 1 kW | 3 hrs | 3 kWh |
| 1 kW | 4 hrs | 4 kWh |
| 1 kW | 5 hrs | 5 kWh |
| 1 kW | 6 hrs | 6 kWh |
| 1 kW | 7 hrs | 7 kWh |
| 1 kW | 8 hrs | 8 kWh |
| 1 kW | 9 hrs | 9 kWh |
| 1 kW | 10 hrs | 10 kWh |
| 1 kW | 15 hrs | 15 kWh |
| 1 kW | 20 hrs | 20 kWh |
| 1 kW | 25 hrs | 25 kWh |
| 1 kW | 30 hrs | 30 kWh |
| 1 kW | 35 hrs | 35 kWh |
| 1 kW | 40 hrs | 40 kWh |
| 1 kW | 45 hrs | 45 kWh |
| 1 kW | 50 hrs | 50 kWh |
| 1 kW | 55 hrs | 55 kWh |
| 1 kW | 60 hrs | 60 kWh |
| 1 kW | 65 hrs | 65 kWh |
| 1 kW | 70 hrs | 70 kWh |
| 1 kW | 75 hrs | 75 kWh |
| 1 kW | 80 hrs | 80 kWh |
| 1 kW | 85 hrs | 85 kWh |
| 1 kW | 90 hrs | 90 kWh |
| 1 kW | 95 hrs | 95 kWh |
| 1 kW | 100 hrs | 100 kWh |
