Power Converter

Convert between watts, kilowatts, horsepower, BTU/hour and more.

1 W = 0.001 kW
UnitValue
Kilowatt (kW)0.001
Megawatt (MW)0.000001
Horsepower (hp)0.001341021859
Metric Horsepower (PS)0.001359621155
BTU/hour3.41214245
Foot-pound/min44.25366199

How many watts in a horsepower?

1 hp (mechanical) = 745.7 W ≈ 0.7457 kW.

What is the difference between hp and PS?

Mechanical HP = 745.7 W. Metric PS (Pferdestärke) = 735.5 W.

How many kW in a BTU/hour?

1 kW = 3412.14 BTU/h.

How many watts in a kilowatt?

1 kW = 1000 W.

How to Use Power Converter?

  1. 1Enter your input values, numbers, or dates into the fields above.
  2. 2Adjust calculation parameters, units, or values to fit your specific needs.
  3. 3View the calculated result instantly. Many of our tools provide complete breakdowns, tables, or interactive details below.

Easy & Instant

Get results in real-time as you type or adjust your inputs for Power Converter.

High Accuracy

All mathematical calculations use industry-standard formulas to guarantee accurate outputs.

Free & Secure

Calculate with complete privacy. Your inputs are never sent to our servers — everything is computed locally.

Frequently Asked Questions

Is Power Converter free to use?
Yes, Power Converter is 100% free with no hidden charges, premium subscriptions, or limits. You can use it as much as you need.
How does the Power Converter tool work?
Convert between watts, kilowatts, horsepower, BTU/hour and more. All operations are processed entirely inside your web browser using HTML5 features. Your files or input data are never uploaded to any server.
Is my data secure with Power Converter?
Absolutely. Since the processing runs client-side in your own browser, your data never leaves your device. This makes it completely secure and private.