18 Kilowatt to Horsepower (Mech)
Quick answer
18 Kilowatt (kW) equals
24.138398 hp
To convert 18 Kilowatts to Horsepower (Mech)s, multiply by 1.3410220896. Therefore, 18 Kilowatt (kW) equals 24.138398 Horsepower (Mech) (hp).
Formula: hp = kW × 1.3410220896. Calculation: 18 × 1.3410220896 = 24.138398 hp.
Convert Kilowatt (kW) to Horsepower (Mech) (hp) online with our free unit converter. In power, 1 kW = 1.341022 hp. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Kilowatt to Horsepower (Mech)
- Step 1 — start with the formula. hp = kW × 1.3410220896
- Step 2 — substitute your figure. 18 kW × 1.3410220896
- Step 3 — read the result. 18 kW = 24.138398 hp
- Step 4 — check it in reverse. kW = hp × 0.7456998716 returns 18 kW, which matches the figure you started with.
Power Converter
22 units available
18 kW = 24.138398 hp
Formula:
hp = kW × 1.3410220896With your value: 18 kW = 24.13839761 hp
How big is that?
Everyday references on a logarithmic scale, all expressed in kilowatt so you can sanity-check the result.
Other Kilowatt to Horsepower (Mech) conversions
Kilowatt to Horsepower (Mech) Conversion Table
| Kilowatt (kW) | Horsepower (Mech) (hp) |
|---|---|
| 0.5 | 0.670511 |
| 1 | 1.341022 |
| 2 | 2.682044 |
| 5 | 6.70511 |
| 10 | 13.410221 |
| 15 | 20.115331 |
| 20 | 26.820442 |
| 25 | 33.525552 |
| 50 | 67.051104 |
| 100 | 134.102209 |
| 250 | 335.255522 |
| 500 | 670.511045 |
| 1000 | 1,341.02209 |
Horsepower (Mech) to Kilowatt Conversion Table
| Horsepower (Mech) (hp) | Kilowatt (kW) |
|---|---|
| 0.5 | 0.37285 |
| 1 | 0.7457 |
| 2 | 1.4914 |
| 5 | 3.728499 |
| 10 | 7.456999 |
| 15 | 11.185498 |
| 20 | 14.913997 |
| 25 | 18.642497 |
| 50 | 37.284994 |
| 100 | 74.569987 |
| 250 | 186.424968 |
| 500 | 372.849936 |
| 1000 | 745.699872 |
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.
Kilowatt (kW)
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 (Mech) (hp)
Power
Mechanical horsepower is exactly 550 ft·lbf/s = 745.699 871 582 270 22 W.
Metric horsepower (PS) is 735.498 75 W — about 1.4 % lower.
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
Standards and context behind Kilowatt to Horsepower (Mech)
- Mechanical horsepower
- 745.6998715822702 W, from 550 ft·lbf/s.
- Metric horsepower (PS)
- 735.49875 W — the figure quoted in most European car specs.
- EU Directive 80/181/EEC
- Requires kilowatts as the primary power unit on vehicle documentation.
How to Convert Kilowatt to Horsepower (Mech)
To convert from Kilowatt (kW) to Horsepower (Mech) (hp), multiply the value by 1.3410220896.
Formula: hp = kW × 1.3410220896
Reverse: kW = hp × 0.7456998716
Step-by-Step Example
- Start with your value in Kilowatt. For example: 5 kW
- Multiply by the conversion factor: 5 x 1.3410220896
- The result is: 6.70511 hp
Kilowatt and Horsepower (Mech) Relationship
This calculation facilitates standardized conversion between recognized units of power. Since 1 Kilowatt equals approximately 1.341 Horsepower (Mech)s, the Kilowatt represents a larger unit interval than the Horsepower (Mech). Understanding the relationship between Kilowatt and Horsepower (Mech) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Kilowatt
The Kilowatt (symbol: kW) is a recognized unit in the Metric (SI) measurement framework, utilized within power applications for precision and standardized data representation.
Common uses of Kilowatt: power calculations, engineering and science, education.
About Horsepower (Mech)
The Horsepower (Mech) (symbol: hp) is a recognized unit in the Standard measurement framework, utilized within power applications for precision and standardized data representation.
Common uses of Horsepower (Mech): power calculations, engineering and science, education.
Frequently Asked Questions
- What is 18 Kilowatt in Horsepower (Mech)?
- 18 Kilowatt equals 24.138398 Horsepower (Mech).
- How many Horsepower (Mech)s are in 1 Kilowatt?
- There are exactly 1.3410220896 Horsepower (Mech)s in 1 Kilowatt. This means the conversion factor from Kilowatt to Horsepower (Mech) is 1.3410220896.
- What is the formula to convert Kilowatt to Horsepower (Mech)?
- The formula to convert Kilowatt to Horsepower (Mech) is: hp = kW × 1.3410220896. For example, to convert 10 Kilowatts to Horsepower (Mech)s, you would multiply 10 by 1.3410220896.
- What is a Kilowatt?
- The Kilowatt (symbol: kW) is a recognized unit in the Metric (SI) measurement framework, utilized within power applications for precision and standardized data representation.
- What is a Horsepower (Mech)?
- The Horsepower (Mech) (symbol: hp) 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 Kilowatt?
- The Kilowatt is commonly used in power calculations, engineering and science, education.
- Is PS the same as hp?
- No. Metric horsepower (PS/CV) is 735.5 W; mechanical horsepower is 745.7 W, about 1.4% more.
Related Power Conversions
Cite this page
UnitConvertLab. (2026). 18 Kilowatt to Horsepower (Mech). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/18-kilowatt-to-horsepower_mech