Convert BTU to kWh

1 British thermal unit equals 0.000293071 kilowatt-hours. To convert British thermal units to kilowatt-hours, multiply the number of British thermal units by 0.000293071: for example, 10 BTU is 0.00293071 kWh. Ethical Tube's free BTU to kWh converter does the math as you type, and the chart below lists common values.

1 BTU = 0.000293071 kWh

1 BTU
0.000293071 kWh
1 kWh
3,412.14 BTU
Formula
kWh = BTU × 0.000293071
Measures
Energy
Price
Free
Works offline
Yes

Conversion chart

BTU to kWh chart

British thermal units (BTU)Kilowatt-hours (kWh)
1 BTU0.000293071 kWh
2 BTU0.000586142 kWh
3 BTU0.000879213 kWh
4 BTU0.00117228 kWh
5 BTU0.00146536 kWh
6 BTU0.00175843 kWh
8 BTU0.00234457 kWh
10 BTU0.00293071 kWh
12 BTU0.00351685 kWh
15 BTU0.00439607 kWh
20 BTU0.00586142 kWh
25 BTU0.00732678 kWh
50 BTU0.0146536 kWh
100 BTU0.0293071 kWh

How it works

How to convert BTU to kWh

  1. Know the formula

    kWh = BTU × 0.000293071. In words: multiply the number of British thermal units by 0.000293071.

  2. Work an example

    10 BTU → 0.00293071 kWh. Round to two or three decimal places for everyday use.

  3. Or type it in

    Enter any value in the converter above and the answer appears instantly, in both directions.

Good to know

About energy units

  • Food labels use kilocalories (kcal), often written as Calories with a capital C. 1 kcal is 1,000 calories, or 4.184 kilojoules.
  • This converter uses the thermochemical calorie (4.184 joules) and the international BTU (1,055.06 joules).

FAQ

Questions, answered

How many kilowatt-hours are in a British thermal unit?

There are 0.000293071 kilowatt-hours in 1 British thermal unit. To convert British thermal units to kilowatt-hours, multiply the number of British thermal units by 0.000293071.

What is 10 BTU in kWh?

10 British thermal units is 0.00293071 kilowatt-hours.

How do you convert kWh back to BTU?

Multiply the number of kilowatt-hours by 3,412.14. 1 kilowatt-hour is 3,412.14 British thermal units.

Is this BTU to kWh converter free?

Yes. It's free and works in any browser, even offline once the page has loaded. The answer updates as you type, and nothing you enter is sent anywhere.

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