Free Power Converter – Watts, Kilowatts & Horsepower

One mechanical horsepower equals about 745.7 watts. Enter a value in horsepower and the converter shows the precise watt equivalent at once, useful for comparing engine and motor ratings.

Enter the engine power in the horsepower field and read the kilowatts result. One horsepower is about 0.7457 kW, so a 100 hp engine is roughly 74.6 kW. The converter handles it instantly.

Kisi bhi unit ke box mein value type karo — jaise watts, kW, horsepower ya BTU/h — aur baaki units turant update ho jayengi. Engine power compare karne ke liye useful hai. Sab browser mein hota hai.

The converter uses mechanical horsepower (about 745.7 watts), which is the most common standard. Metric horsepower is slightly different at about 735.5 watts, so check which standard your source uses.

Yes. After the page loads, the converter runs entirely in your browser using JavaScript, so it keeps working without an internet connection and never contacts a server.

Yes. Air conditioners are often rated in BTU per hour, and the converter lets you translate that into watts or kilowatts to compare with electrical ratings or other units.

The tool uses standard conversion factors with full decimal precision, making it reliable for automotive, electrical, and educational use. For critical engineering, confirm against your approved reference.

Yes. Everything is processed in your browser. No value you enter is uploaded, logged, or shared, so your data stays entirely on your own device.