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Convert kilowatts to BTU per hour (kW to BTU/h)

Type a value in kilowatts or in BTU per hour: the other field updates as you type. Below you will find the formula, a worked example and a kW to BTU/h chart.

Updated on

1 kW = 3,412.14 BTU/h

How to convert kilowatts to BTU per hour

Formula: BTU/h = kW × 3,412.14

Worked example: 100 kW → 100 × 3,412.14 = 341,214 BTU/h

Kilowatts to BTU per hour conversion chart

Kilowatts (kW)BTU per hour (BTU/h)
1 kW3,412.14 BTU/h
2 kW6,824.28 BTU/h
3 kW10,236.4 BTU/h
5 kW17,060.7 BTU/h
7.5 kW25,591.1 BTU/h
10 kW34,121.4 BTU/h
22 kW75,067.1 BTU/h
50 kW170,607 BTU/h
75 kW255,911 BTU/h
100 kW341,214 BTU/h
150 kW511,821 BTU/h
200 kW682,428 BTU/h
300 kW1,023,642 BTU/h
500 kW1,706,071 BTU/h

What is a kilowatt?

The kilowatt equals 1,000 watts. It rates electric heaters, car engines outside the US, solar installations and home electrical service. Running 1 kW for one hour uses 1 kilowatt-hour of energy.

What is one BTU per hour?

BTU per hour is the US unit for heating and cooling capacity, about 0.293 watt. Window air conditioners range from 5,000 to 15,000 BTU/h, and the label often drops the per hour and simply says BTU.

Frequently asked questions

How many BTU per hour are in a kilowatt?

A kilowatt equals 3,412.14 BTU per hour. To convert any value, multiply the number of kilowatts by 3,412.14.

How do you convert kilowatts to BTU per hour?

Use the formula BTU/h = kW × 3,412.14. Example: 100 kW → 100 × 3,412.14 = 341,214 BTU/h.

How many kilowatts are in one BTU per hour?

One BTU per hour equals 0.000293071 kilowatts. That is the reverse conversion, from BTU per hour to kilowatts.

Results are rounded to 6 significant digits; the conversion factors are the exact legal definitions.

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