W to hp converter (W to hp)
Convert W (W) to hp (hp) with this free calculator. Type a value, press Convert, and the page applies the same factor shown in the formula below — no rounded shortcut, and nothing is stored on a server.
How to convert Watts to hp
1 watt (W) is equal to 0.00134102209 horsepower (hp).
P(hp) = P(W) × 0.00134102209
Multiply the power in W by 0.00134102209:
Example: Convert 1000 W to hp:
P(hp) = 1000 × 0.00134102209 = 1.34102209 hp
What is a W?
The W (W) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
What is a hp?
The hp (hp) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
This page converts power from W into hp. One W equals 0.001341022 hp.
W to hp conversion table
Common W values and the matching hp result, calculated with the same factor as the widget. Highlight a nearby row if you want a quick check without entering a number.
| W (W) | hp (hp) |
|---|---|
| 100 W | 0.134102209 hp |
| 500 W | 0.670511045 hp |
| 1000 W | 1.34102209 hp |
| 2000 W | 2.68204418 hp |
| 5000 W | 6.70511045 hp |
| 10000 W | 13.4102209 hp |
| 50000 W | 67.0511045 hp |
| 100000 W | 134.102209 hp |
How this calculator works
The form on this page is a W-to-hp converter. After you enter a number, JavaScript multiplies or rearranges it with the published conversion factor and writes the hp result in the output box. The step-by-step panel repeats the arithmetic so you can copy it into homework or a spreadsheet.
Reviewed by Hamsen, founder of GigaTables and a biology engineer. See the about page for how formulas are checked before a tool is published.
FAQ
How many hp are in 1 W?
1 W = 0.001341022 hp.
How do I convert W to hp?
Multiply the power in W by 0.00134102209:
Is this W to hp converter free?
Yes. GigaTables calculators are free to use in a browser. You do not need an account, and the values you type are not uploaded.