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Metric Horsepower to Kilowatts Converter

Enter the power in metric horsepower below to convert it to kilowatts.

Convert Metric Horsepower to Kilowatts

Enter a value in metric horsepower (PS) to convert to kilowatts (kW).

Result
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110.3248125kilowatts
150 PS = 110.3248125 kW
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Reference:NIST SP 811 (NIST SP 811 App. B.9 (Power & Radiant Flux))
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Horsepower to Kilowatt Conversion Table

Table showing various horsepower measurements converted to kilowatts. Click any preset value or arrow to load it into the converter.

How to Convert Metric Horsepower to Kilowatts

To convert metric horsepower to kilowatts, multiply the power by the following conversion ratio: 0.7354987 kilowatts/horsepower.

Since one horsepower is equal to 0.7354987 kilowatts, you can use this simple formula to convert:

kilowatts = metric horsepower × 0.7354987

The power in kilowatts is equal to the power in metric horsepower multiplied by 0.7354987.

For example, here's how to convert 150 metric horsepower to kilowatts using the formula above.

kilowatts = (150 PS × 0.7354987) = 110.3248125 kW

How Many Kilowatts Are in a Horsepower?

There are 0.7354987 kilowatts in a horsepower, which is why we use this value in the formula above.

1 PS = 0.7354987 kW|1 kW = 1.3596216 PS

Our horsepower to kilowatt calculator automatically converts your power measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Metric Horsepower and kilowatts are both units used to measure power. Keep reading to learn more about each unit.

What Is a Horsepower?

A horsepower is a unit of power equal to 735.49875 watts (W), the base unit for power. Metric horsepower (75 kgf·m/s = 735.49875 W). [1]

The horsepower is classified as a metric and SI-compatible unit of power. Metric Horsepower can be abbreviated as PS; for example, 1 horsepower can be written as 1 PS.

When working with metric horsepower (PS) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, metric horsepower (PS) are widely used across standard power applications within SI metric workflows, engineering documentation, and technical data sheets.

What Is a Kilowatt?

A kilowatt is a unit of power equal to 1,000 watts (W), the base unit for power. Equal to 1,000 Watts (1 kJ/s). [2]

The kilowatt is classified as a metric and SI-compatible unit of power. Kilowatts can be abbreviated as kW; for example, 1 kilowatt can be written as 1 kW.

In the metric system, "kilo" is the standard SI prefix for thousands, or 10³. This makes the kilowatt (kW) a convenient decimal multiple of the watt (W).

In practice, kilowatts (kW) are widely used across large-scale industrial, bulk, and macro-level power specifications within SI metric workflows, engineering documentation, and technical data sheets.

When converting power between metric horsepower (PS) and kilowatts (kW), keep full floating-point precision (1 PS = 0.7354987 kW; 1 kW = 1.3596216 PS) during intermediate calculations and round only the final kilowatt figure to match your instrument tolerance.

More Horsepower & Kilowatt Conversions

Need to calculate in the opposite direction? Use our kilowatts to metric horsepower converter (kW to PS) to switch your starting unit immediately. You can also explore related tools such as converting horsepower (hp) to kilowatts, converting megawatts to kilowatts, or converting metric horsepower to horsepower (hp).

Frequently Asked Questions

There are 0.7355 kilowatts (kW) in 1 horsepower (PS). Conversely, 1 kilowatt (kW) is equal to 1.35962 metric horsepower (PS).

References

NIST · BIPM · ISO
  1. [1]
    NIST SP 811 (NIST SP 811 App. B.9 (Power & Radiant Flux))·Power Metrology Standard — Metric Horsepower (PS) to Kilowatts (kW)
    NIST SP 811 Standard
  2. [2]
    NIST CUU (Derived SI Unit: Watt (W))·Unit Specifications: Horsepower (Metric PS) (PS) & Kilowatt (kW)
    NIST CUU Specification
  3. [3]
    BIPM (SI Brochure (9th Ed.) — Power)·Conversion Factors & Mathematical Basis (PS to kW)
    BIPM Reference
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