The British thermal unit (BTU) is the energy needed to raise one pound of water by one degree Fahrenheit, widely used for heating and air-conditioning ratings.
Btu to Kilowatt hours
Convert British thermal unit (BTU) to Kilowatt-hour (kWh) instantly with an exact formula, conversion table, and FAQ.
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Convert british thermal units (BTU) to kilowatt-hours (kWh) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A kilowatt-hour (kWh) is the standard billing unit for electricity, equal to 1,000 watts sustained for one hour.
kWh = BTU × 0.0002930710702
Results update instantly for Btu to Kilowatt hours conversions.
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Formula
kWh = BTU × 0.0002930710702
BTU = kWh × 3412.141633
Conversion table
| 1 BTU | 0.000293 kWh |
| 5 BTU | 0.001465 kWh |
| 10 BTU | 0.002931 kWh |
| 20 BTU | 0.005861 kWh |
| 50 BTU | 0.014654 kWh |
| 100 BTU | 0.029307 kWh |
| 500 BTU | 0.146536 kWh |
| 1000 BTU | 0.293071 kWh |
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How the formula works
Both british thermal unit and kilowatt-hour measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in british thermal units by 0.0002930710702 to get kilowatt-hours. To reverse the conversion, multiply a kilowatt-hour value by 3412.141633 to get back to british thermal units.
Frequently asked questions
What is British thermal unit (BTU)?
The British thermal unit (BTU) is the energy needed to raise one pound of water by one degree Fahrenheit, widely used for heating and air-conditioning ratings.
What is Kilowatt-hour (kWh)?
A kilowatt-hour (kWh) is the standard billing unit for electricity, equal to 1,000 watts sustained for one hour.
How do I convert british thermal units to kilowatt-hours?
Multiply the british thermal unit value by 0.0002930710702 to get the equivalent in kilowatt-hours. For example, 5 BTU × 0.0002930710702 = 0.001465 kWh.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 0.0002930710702 is an exact, non-rounded value.
Can I convert kilowatt-hours back to british thermal units?
Yes. Divide the kilowatt-hour value by 0.0002930710702, or multiply it by 3412.141633, to get british thermal units.
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About converting british thermal units to kilowatt-hours
The British thermal unit (BTU) is the energy needed to raise one pound of water by one degree Fahrenheit, widely used for heating and air-conditioning ratings. A kilowatt-hour (kWh) is the standard billing unit for electricity, equal to 1,000 watts sustained for one hour.
Use this calculator to move between british thermal units and kilowatt-hours accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.