Horsepower (Mech) to Microwatt Converter

Power Converter

22 units available

Decimals:

From

To

745,699,871.58227

1 hp = 745,699,871.58227 µW

Formula:

µW = hp × 745,699,871.58227

With your value: 1 hp = 745,699,871.58227 µW

How big is that?

Everyday references on a logarithmic scale, all expressed in horsepower (mech) so you can sanity-check the result.

LED bulb (1/83 your value)0.0121 hp

Laptop (1/11 your value)0.0872 hp

Your value1.00 hp

Microwave oven (1.3× your value)1.34 hp

Electric kettle (4.0× your value)4.02 hp

Family car engine (1.2e+2× your value)121 hp

Other Horsepower (Mech) to Microwatt conversions

2 hp to µW 3 hp to µW 4 hp to µW 5 hp to µW 6 hp to µW 7 hp to µW 8 hp to µW

Horsepower (Mech) to Microwatt Conversion Table

Horsepower (Mech) (hp)	Microwatt (µW)
0.5	372,849,935.791135
1	745,699,871.58227
2	1,491,399,743.16454
5	3,728,499,357.911351
10	7,456,998,715.822701
15	11,185,498,073.73405
20	14,913,997,431.645403
25	18,642,496,789.55675
50	37,284,993,579.1135
100	74,569,987,158.227
250	186,424,967,895.5675
500	372,849,935,791.135
1000	745,699,871,582.27

Microwatt to Horsepower (Mech) Conversion Table

Microwatt (µW)	Horsepower (Mech) (hp)
0.5	6.705110e-10
1	1.341022e-9
2	2.682044e-9
5	6.705110e-9
10	1.341022e-8
15	2.011533e-8
20	2.682044e-8
25	3.352555e-8
50	6.705110e-8
100	1.341022e-7
250	3.352555e-7
500	6.705110e-7
1000	1.341022e-6

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.

Horsepower (Mech) (hp)

Power

Exact conversion

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

Microwatt (µW)

Power

Exact conversion

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

How to Convert Horsepower (Mech) to Microwatt

To convert from Horsepower (Mech) (hp) to Microwatt (µW), multiply the value by 745,699,871.58227.

Formula: µW = hp × 745,699,871.58227

Reverse: hp = µW × 1.341022e-9

Step-by-Step Example

Start with your value in Horsepower (Mech). For example: 5 hp
Multiply by the conversion factor: 5 x 745,699,871.58227
The result is: 3,728,499,357.911351 µW

About Horsepower (Mech)

The horsepower (mech) (hp) is a unit of power. One horsepower (mech) equals 745.6998716 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

About Microwatt

The microwatt (µW) is a unit of power. One microwatt equals 1.000000 × 10^-6 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

Frequently Asked Questions

How many Microwatt are in 1 Horsepower (Mech)?

There are exactly 745,699,871.58227 Microwatt in 1 Horsepower (Mech). This means the conversion factor from Horsepower (Mech) to Microwatt is 745,699,871.58227.

What is the formula to convert Horsepower (Mech) to Microwatt?

The formula to convert Horsepower (Mech) to Microwatt is: µW = hp × 745,699,871.58227. For example, to convert 10 Horsepower (Mech) to Microwatt, you would multiply 10 by 745,699,871.58227.

What is a Horsepower (Mech)?