BTU per hour to Kilowatts Converter BTU/h → kW
1 btu per hour (BTU/h) = 0.00029307107 kilowatts (kW). Type a value below, the conversion happens instantly, entirely on your device.
1 BTU/h = 0.0002930710702 kW
12000 BTU per hour = 3.5168528 kilowatts
12000 × 0.000293071 = 3.5168528
1 BTU/h equals 0.000293071 kW, so multiplying by 0.000293071 converts the value. The result describes the exact same quantity, only the measuring stick changes.
How to convert BTU per hour to kilowatts
kilowatts = BTU per hour × 0.00029307107, multiply the btu per hour value by 0.000293071.
Example: 12,000 BTU/h = 3.51685 kW.
To convert the other way: BTU per hour = kilowatts ÷ 0.00029307107 — or use the dedicated kW to BTU/h converter .
BTU/h-to-kilowatts sizes air conditioners across markets: a 12,000 BTU/h unit (one "ton" of cooling) is 3.52 kW of cooling capacity. Note this is cooling output, not electrical draw, the power consumed is smaller by the unit’s efficiency ratio.
BTU per hour to Kilowatts conversion table
| BTU per hour (BTU/h) | Kilowatts (kW) |
|---|---|
| 0.1 | 0.000029307107 |
| 0.25 | 0.000073267768 |
| 0.5 | 0.00014653554 |
| 1 | 0.00029307107 |
| 2 | 0.00058614214 |
| 3 | 0.00087921321 |
| 4 | 0.0011722843 |
| 5 | 0.0014653554 |
| 6 | 0.0017584264 |
| 7 | 0.0020514975 |
| 8 | 0.0023445686 |
| 9 | 0.0026376396 |
| 10 | 0.0029307107 |
| 15 | 0.0043960661 |
| 20 | 0.0058614214 |
| 25 | 0.0073267768 |
| 30 | 0.0087921321 |
| 40 | 0.011722843 |
| 50 | 0.014653554 |
| 75 | 0.02198033 |
| 100 | 0.029307107 |
| 250 | 0.073267768 |
| 500 | 0.14653554 |
| 1000 | 0.29307107 |
About the units
What is a btu per hour?
BTU per hour (BTU/h) is the US rating unit for heating and cooling equipment, about 0.293 watts. A 12,000 BTU/h air conditioner equals 3.52 kW of cooling.
What is a kilowatt?
A kilowatt (kW) is 1,000 watts. Electric vehicle motors, home appliances and solar systems are rated in kilowatts; 1 kW ≈ 1.34 hp.
Frequently asked questions
How many kilowatts are in 1 btu per hour?
1 btu per hour (BTU/h) = 0.00029307107 kilowatts (kW).
What is the formula to convert BTU per hour to kilowatts?
kilowatts = BTU per hour × 0.00029307107, multiply the btu per hour value by 0.000293071.
How do I convert BTU/h to kW without a calculator?
Multiply by 0.000293 for a close estimate. Exact factor: 1 BTU/h = 0.00029307107 kW.
Is this BTU/h-to-kW converter accurate and private?
Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser, your input is never sent to a server, and the page keeps working offline.