Watt Hours to Kilowatt Hours (Wh → kWh)
Formula
1 Wh = 0.001 kWhConversion Table
| Wh | kWh |
|---|---|
| 0 | 0 |
| 1.0000 | 0.0010000 |
| 2.0000 | 0.0020000 |
| 3.0000 | 0.0030000 |
| 4.0000 | 0.0040000 |
| 5.0000 | 0.0050000 |
| 6.0000 | 0.0060000 |
| 7.0000 | 0.0070000 |
| 8.0000 | 0.0080000 |
| 9.0000 | 0.0090000 |
| 10.000 | 0.010000 |
| 11.000 | 0.011000 |
| 12.000 | 0.012000 |
| 13.000 | 0.013000 |
| 14.000 | 0.014000 |
| 15.000 | 0.015000 |
| 16.000 | 0.016000 |
| 17.000 | 0.017000 |
| 18.000 | 0.018000 |
| 19.000 | 0.019000 |
| Wh | kWh |
|---|---|
| 20.000 | 0.020000 |
| 21.000 | 0.021000 |
| 22.000 | 0.022000 |
| 23.000 | 0.023000 |
| 24.000 | 0.024000 |
| 25.000 | 0.025000 |
| 26.000 | 0.026000 |
| 27.000 | 0.027000 |
| 28.000 | 0.028000 |
| 29.000 | 0.029000 |
| 30.000 | 0.030000 |
| 31.000 | 0.031000 |
| 32.000 | 0.032000 |
| 33.000 | 0.033000 |
| 34.000 | 0.034000 |
| 35.000 | 0.035000 |
| 36.000 | 0.036000 |
| 37.000 | 0.037000 |
| 38.000 | 0.038000 |
| 39.000 | 0.039000 |
| Wh | kWh |
|---|---|
| 40.000 | 0.040000 |
| 41.000 | 0.041000 |
| 42.000 | 0.042000 |
| 43.000 | 0.043000 |
| 44.000 | 0.044000 |
| 45.000 | 0.045000 |
| 46.000 | 0.046000 |
| 47.000 | 0.047000 |
| 48.000 | 0.048000 |
| 49.000 | 0.049000 |
| 50.000 | 0.050000 |
| 51.000 | 0.051000 |
| 52.000 | 0.052000 |
| 53.000 | 0.053000 |
| 54.000 | 0.054000 |
| 55.000 | 0.055000 |
| 56.000 | 0.056000 |
| 57.000 | 0.057000 |
| 58.000 | 0.058000 |
| 59.000 | 0.059000 |
| Wh | kWh |
|---|---|
| 60.000 | 0.060000 |
| 61.000 | 0.061000 |
| 62.000 | 0.062000 |
| 63.000 | 0.063000 |
| 64.000 | 0.064000 |
| 65.000 | 0.065000 |
| 66.000 | 0.066000 |
| 67.000 | 0.067000 |
| 68.000 | 0.068000 |
| 69.000 | 0.069000 |
| 70.000 | 0.070000 |
| 71.000 | 0.071000 |
| 72.000 | 0.072000 |
| 73.000 | 0.073000 |
| 74.000 | 0.074000 |
| 75.000 | 0.075000 |
| 76.000 | 0.076000 |
| 77.000 | 0.077000 |
| 78.000 | 0.078000 |
| 79.000 | 0.079000 |
Watt Hours to Kilowatt Hours Conversion
Converting Watt Hours (Wh) to Kilowatt Hours (kWh) is a common energy and power conversion. 1 Wh equals 0.001 kWh. For example, 100 Wh is equal to 0.1 kWh.
Quick Mental Math: Watt Hours to Kilowatt Hours
10 watt hours is 0.01 kilowatt hours, so use that as the mental anchor.
Why is converting Watt Hours to Kilowatt Hours tricky?
watt hours to kilowatt hours uses an awkward ratio, so people often round too early or move the decimal the wrong way.
Quick Reference Values
1 Wh = 0.001 kWh. 5 Wh = 0.005 kWh. 10 Wh = 0.01 kWh. 25 Wh = 0.025 kWh. 50 Wh = 0.05 kWh. 100 Wh = 0.1 kWh.
What is Watt Hours?
Watt Hours (Wh) is a unit of energy and power. A watt-hour (Wh) measures energy equivalent to one watt of power expended for one hour. It equals 3600 joules in SI derived units, where 1 Wh = 1 W × 3600 s. Watt-hours quantify electrical energy consumption and storage in batteries and utility meters [nist-si-guide]. The watt-hour emerged with the widespread use of electric power in the late 19th century. It was standardized as an energy unit by electrical engineers and later formalized within the International System of Units framework [bipm-si-brochure]. Utility companies worldwide bill electricity in kilowatt-hours, a multiple of watt-hours. The unit is critical for residential, commercial, and industrial energy monitoring and renewable energy systems across all continents [nist-si-guide].
What is Kilowatt Hours?
Kilowatt Hours (kWh) is a unit of energy and power. A kilowatt-hour (kWh) measures electrical energy equivalent to one kilowatt of power supplied for one hour. It equals 3.6 million joules and is the standard billing unit for electricity consumption worldwide [bipm-si-brochure]. The kilowatt-hour emerged with widespread electric power usage in the late 19th and early 20th centuries. It became standardized as electric utilities adopted it for consumer energy measurement and billing [bipm-si-brochure]. The kWh is the universal unit for residential and commercial electricity billing globally, including in North America, Europe, and Asia. It is used extensively in energy management, engineering, and environmental reporting [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: watt hours, watt-hour, watt hour, watthours, kilowatt hour, kw/h, kwh, kilowatthour. All of these refer to the Watt Hours to Kilowatt Hours conversion.