ACCURATE CONVERSION
British thermal units to Kilowatt-hours Converter
Convert British thermal units (BTU) to kilowatt-hours (kWh) with a standards-based formula.
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How to convert British thermal units to kilowatt-hours
Enter a value in the converter above. The result updates immediately using the relationship below.
FORMULA1 British thermal unit = 0.00029307 kilowatt-hours
British thermal units to Kilowatt-hours conversion table
| British thermal units (BTU) | Kilowatt-hours (kWh) |
|---|---|
| 1 | 0.00029307 |
| 5 | 0.00146536 |
| 10 | 0.00293071 |
| 20 | 0.00586142 |
| 50 | 0.01465355 |
| 100 | 0.02930711 |
Common values
For a quick estimate, multiply by the factor above. Use more decimal places when technical work requires additional precision.
Frequently asked questions
How many kilowatt-hours are in one British thermal unit?
One British thermal unit equals 0.00029307 kilowatt-hours.
How do you convert British thermal units to kilowatt-hours?
Multiply the British thermal unit value by 0.00029307.
Can I convert kilowatt-hours back to British thermal units?
Yes. One kilowatt-hour equals 3,412.14163313 British thermal units; you can also use the swap button.