BTU to Kilowatt-hours Converter
How to convert BTU to kilowatt-hours
kilowatt-hours = BTU ÷ 3,412.14163
To convert BTU to kilowatt-hours, divide the number of BTU by 3,412.14163.
1 BTU = 0.00029307107 kWh
Examples
- 1,000 BTU ÷ 3,412.14163 = 0.29307107 kWh
- About one therm: 100,000 BTU ÷ 3,412.14163 = 29.307107 kWh
Good to know
One kilowatt-hour is about 3412 BTU. This is the ratio used to compare electric heating with gas or oil heating.
This is the International Table BTU, 1055.05585262 J. Other definitions exist, such as the thermochemical BTU (about 1054.35 J); they differ from it by up to about 0.5%.
BTU to kilowatt-hours conversion table
| BTU | Kilowatt-hours (kWh) |
|---|---|
| 1 BTU | 0.00029307107 kWh |
| 10 BTU | 0.0029307107 kWh |
| 100 BTU | 0.029307107 kWh |
| 500 BTU | 0.146535535 kWh |
| 1,000 BTU | 0.29307107 kWh |
| 2,000 BTU | 0.58614214 kWh |
| 5,000 BTU | 1.46535535 kWh |
| 10,000 BTU | 2.9307107 kWh |
| 12,000 BTU | 3.51685284 kWh |
| 20,000 BTU | 5.8614214 kWh |
| 50,000 BTU | 14.6535535 kWh |
| 100,000 BTU | 29.307107 kWh |
| 500,000 BTU | 146.535535 kWh |
| 1,000,000 BTU | 293.07107 kWh |
Unit definitions
- BTU
- The British thermal unit is roughly the heat needed to raise one pound of water by one degree Fahrenheit. The International Table BTU is exactly 1055.05585262 joules, and it is used for heating and cooling in the United States.
- Kilowatt-hour (kWh)
- A kilowatt-hour is the energy used by a 1 kilowatt load running for one hour, exactly 3,600,000 joules. It is the unit on electricity bills.