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Power converter
Convert watts, kilowatts, horsepower and BTU/h, plus tons of refrigeration for air conditioners.
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About Power converter
Convert watts, kilowatts, horsepower and BTU/h, plus tons of refrigeration used to size air conditioners. One mechanical horsepower is about 745.7 W, and a ton of refrigeration is 12,000 BTU/h, around 3.5 kW. Handy for engines, heaters and AC shopping.
How to use Power converter
- Type the value you want to convert.
- Choose the units to convert from and to.
- See the answer instantly, with a table of every unit and the formula.
Why use this tool?
- Private: everything happens in your browser. Nothing you enter is uploaded.
- Free, with no sign-up, no watermark and no limit on how often you use it.
- Works on phones, tablets and computers: Android, iPhone, Windows, Mac and Linux. Nothing to install.
- Available in 10 languages.
Also known as
Frequently asked questions
How many kW is 1 horsepower?
About 0.746 kW for mechanical horsepower. Metric horsepower is slightly less, at 0.735 kW.
Is Power converter free?
Yes. Power converter on Toolipedia is free to use, with no sign-up and no watermark.
Is it safe to use?
Yes. Everything is worked out in your browser, and nothing you enter is sent to our server.
Does it work on my phone?
Yes. It works in any modern browser on Android and iPhone, as well as on tablets and computers. There's nothing to install.
Do I need an account?
No. Just open the page and use the tool. There's no sign-up and no email needed.