4 Foot-Pound/Second to Horsepower (Metric)
Quick answer
4 Foot-Pound/Second (ft·lbf/s) equals
0.007374 PS
To convert 4 Foot-Pound/Seconds to Horsepower (Metric)s, multiply by 0.0018433994. Therefore, 4 Foot-Pound/Second (ft·lbf/s) equals 0.007374 Horsepower (Metric) (PS).
Formula: PS = ft·lbf/s × 0.0018433994. Calculation: 4 × 0.0018433994 = 0.007374 PS.
Convert Foot-Pound/Second (ft·lbf/s) to Horsepower (Metric) (PS) online with our free unit converter. In power, 1 ft·lbf/s = 0.001843 PS. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Foot-Pound/Second to Horsepower (Metric)
- Step 1 — start with the formula. PS = ft·lbf/s × 0.0018433994
- Step 2 — substitute your figure. 4 ft·lbf/s × 0.0018433994
- Step 3 — read the result. 4 ft·lbf/s = 0.007374 PS
- Step 4 — check it in reverse. ft·lbf/s = PS × 542.4760388533 returns 4.0002 ft·lbf/s, which matches the figure you started with.
Power Converter
22 units available
4 ft·lbf/s = 0.007374 PS
Formula:
PS = ft·lbf/s × 0.0018433994With your value: 4 ft·lbf/s = 0.0073736 PS
How big is that?
Everyday references on a logarithmic scale, all expressed in foot-pound/second so you can sanity-check the result.
Other Foot-Pound/Second to Horsepower (Metric) conversions
Foot-Pound/Second to Horsepower (Metric) Conversion Table
| Foot-Pound/Second (ft·lbf/s) | Horsepower (Metric) (PS) |
|---|---|
| 0.5 | 0.000922 |
| 1 | 0.001843 |
| 2 | 0.003687 |
| 5 | 0.009217 |
| 10 | 0.018434 |
| 15 | 0.027651 |
| 20 | 0.036868 |
| 25 | 0.046085 |
| 50 | 0.09217 |
| 100 | 0.18434 |
| 250 | 0.46085 |
| 500 | 0.9217 |
| 1000 | 1.843399 |
Horsepower (Metric) to Foot-Pound/Second Conversion Table
| Horsepower (Metric) (PS) | Foot-Pound/Second (ft·lbf/s) |
|---|---|
| 0.5 | 271.238019 |
| 1 | 542.476039 |
| 2 | 1,084.952078 |
| 5 | 2,712.380194 |
| 10 | 5,424.760389 |
| 15 | 8,137.140583 |
| 20 | 10,849.520777 |
| 25 | 13,561.900971 |
| 50 | 27,123.801943 |
| 100 | 54,247.603885 |
| 250 | 135,619.009713 |
| 500 | 271,238.019427 |
| 1000 | 542,476.038853 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Foot-Pound/Second (ft·lbf/s)
Power
Derived from the watt (1 W = 1 J/s).
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Horsepower (Metric) (PS)
Power
Metric horsepower (PS) is exactly 75 kgf·m/s = 735.498 75 W.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Foot-Pound/Second to Horsepower (Metric)
To convert from Foot-Pound/Second (ft·lbf/s) to Horsepower (Metric) (PS), multiply the value by 0.0018433994.
Formula: PS = ft·lbf/s × 0.0018433994
Reverse: ft·lbf/s = PS × 542.4760388533
Step-by-Step Example
- Start with your value in Foot-Pound/Second. For example: 5 ft·lbf/s
- Multiply by the conversion factor: 5 x 0.0018433994
- The result is: 0.009217 PS
Foot-Pound/Second and Horsepower (Metric) Relationship
This calculation facilitates standardized conversion between recognized units of power. Since 1 Foot-Pound/Second represents a fraction of a Horsepower (Metric) (1 Horsepower (Metric) ≈ 542.476 Foot-Pound/Seconds), the Horsepower (Metric) is the larger measurement interval. Understanding the relationship between Foot-Pound/Second and Horsepower (Metric) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Foot-Pound/Second
The Foot-Pound/Second (symbol: ft·lbf/s) is a recognized unit in the US Customary / Imperial measurement framework, utilized within power applications for precision and standardized data representation.
Common uses of Foot-Pound/Second: power calculations, engineering and science, education.
About Horsepower (Metric)
The Horsepower (Metric) (symbol: PS) is a recognized unit in the Standard measurement framework, utilized within power applications for precision and standardized data representation.
Common uses of Horsepower (Metric): power calculations, engineering and science, education.
Frequently Asked Questions
- What is 4 Foot-Pound/Second in Horsepower (Metric)?
- 4 Foot-Pound/Second equals 0.007374 Horsepower (Metric).
- How many Horsepower (Metric)s are in 1 Foot-Pound/Second?
- There are exactly 0.0018433994 Horsepower (Metric)s in 1 Foot-Pound/Second. This means the conversion factor from Foot-Pound/Second to Horsepower (Metric) is 0.0018433994.
- What is the formula to convert Foot-Pound/Second to Horsepower (Metric)?
- The formula to convert Foot-Pound/Second to Horsepower (Metric) is: PS = ft·lbf/s × 0.0018433994. For example, to convert 10 Foot-Pound/Seconds to Horsepower (Metric)s, you would multiply 10 by 0.0018433994.
- What is a Foot-Pound/Second?
- The Foot-Pound/Second (symbol: ft·lbf/s) is a recognized unit in the US Customary / Imperial measurement framework, utilized within power applications for precision and standardized data representation.
- What is a Horsepower (Metric)?
- The Horsepower (Metric) (symbol: PS) is a recognized unit in the Standard measurement framework, utilized within power applications for precision and standardized data representation.
- What are the common uses of Foot-Pound/Second?
- The Foot-Pound/Second is commonly used in power calculations, engineering and science, education.
Related Power Conversions
Cite this page
UnitConvertLab. (2026). 4 Foot-Pound/Second to Horsepower (Metric). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/4-foot_pound_per_second-to-horsepower_metric