BTU to kW Converter

BTU/h
3.52kW

kW = 12000 × 0.00029307107 ≈ 3.52

Convert BTU per hour (BTU/h) to kilowatts (kW) instantly. Type a value — the result updates as you type, and the swap button converts the other way.

BTU/h to kW formula

kW = BTU/h × 0.00029307107

1 BTU per hour = 0.000293 kilowatts  ·  1 kilowatt = 3412.14 BTU per hour

To convert BTU per hour to kilowatts, multiply the value by 0.00029307107. For example, 12000 BTU/h:

  1. kW = 12000 × 0.00029307107
  2. kW = 3.516853

So 12000 BTU/h = 3.52 kW.

Mental math shortcut

Quick mental estimate: divide by 3,400. For 12000 BTU/h that gives about 3.53 kW — within 1% of the exact answer. Use the exact formula when precision matters.

BTU/h to kW conversion table

BTU per hourKilowatts
5000 BTU/h1.47 kW
6000 BTU/h1.76 kW
8000 BTU/h2.34 kW
10000 BTU/h2.93 kW
12000 BTU/h3.52 kW
18000 BTU/h5.28 kW
24000 BTU/h7.03 kW
36000 BTU/h10.55 kW
60000 BTU/h17.58 kW
100000 BTU/h29.31 kW

kW back to BTU/h

The same values converted the other way, rounded for everyday use:

KilowattsBTU per hour
1.47 kW5015.85 BTU/h
1.76 kW6005.37 BTU/h
2.34 kW7984.41 BTU/h
2.93 kW9997.57 BTU/h
3.52 kW12010.74 BTU/h
5.28 kW18016.11 BTU/h
7.03 kW23987.36 BTU/h
10.55 kW35998.09 BTU/h

About the units

BTU per hour (BTU/h)

BTU per hour measures heating or cooling power. 1 BTU/h ≈ 0.293 watts; air conditioners are rated in BTU/h.

Kilowatts (kW)

A kilowatt is 1,000 watts. It is used for engine power in most countries and for electrical loads.

Frequently asked questions

How many kilowatts are in a BTU per hour?

One BTU per hour equals 0.000293 kilowatts.

What is 12000 BTU/h in kW?

12000 BTU/h = 3.52 kW.

How do I convert kW back to BTU/h?

Divide the kilowatts by 0.00029307107.

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