Metric horsepower (PS) to Watts converter
Convert Metric horsepower (PS) (PS) to Watts (W). Calculate a value, check the formula and compare common measurements.
Result for the values shown.
Calculations run in your browser.
What to enter
| Input | Meaning and units |
|---|---|
| Value | Enter value using the definition in the method and example. |
| From | Select the unit or currency in which the entered number is currently expressed. |
| To | Select the unit or currency you need for the answer. |
Understanding your result
The converted value describes the same power quantity in the selected target unit. Display rounding does not add precision to the original measurement.
Common mistakes
- Confusing the source and target units, or overlooking a prefix or case-sensitive symbol.
Check your calculation
- Convert to the target unit and then reverse the direction. Within display rounding, you should recover the original value.
Read the power measurement guide · Calculation checks, sources and review limits
How do I convert metric horsepower (PS) to watts?
Enter the value in metric horsepower (PS) to find the same power quantity in watts. The number changes to match the unit; the underlying quantity stays the same. Check the definitions below when a unit has more than one convention.
Common uses
- Compare power ratings in different units.
- Translate power measurements on equipment specifications.
How it works
For the displayed direction, 1 PS equals 735.49875 W. The engine converts through the shared power base quantity. Horsepower is mechanical unless marked metric. PS equals metric horsepower. Refrigeration tons use the US 12,000 BTU IT/h convention. The multiplier is derived from the two centralized unit factors. Keep full precision until the final result; displayed answers use up to 12 significant digits.
Worked example
10 PS converts to 7354.9875 W. For the reverse direction, swap the units and enter 7354.9875 W; the result is approximately 10 PS.
FAQ
How do I convert PS to W?
W = PS × 735.49875
Which definition is used?
Horsepower is mechanical unless marked metric. PS equals metric horsepower. Refrigeration tons use the US 12,000 BTU IT/h convention.
Common values
Use “Swap units” above for the reverse conversion. Values below are rounded to six significant digits.
| Metric horsepower (PS) | Watts |
|---|---|
| 1 | 735.499 |
| 5 | 3677.49 |
| 10 | 7354.99 |
| 20 | 14710 |
| 30 | 22065 |
| 50 | 36774.9 |
| 100 | 73549.9 |