Online Power Units Converter
How to Convert from Horsepower (metric) to Nanowatt [nW]
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How to Convert from Horsepower (metric) to Nanowatt [nW]

Learn how to convert power measurements from metric horsepower to nanowatts using our precise unit converter. Understand the definitions, practical applications, and conversion process in automotive, industrial, and precision electronics contexts.

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Horsepower (metric) to Nanowatt [nW] Conversion Table

Horsepower (metric) Nanowatt [nW]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
Horsepower (metric) to Nanowatt [nW] Conversion Table
Horsepower (metric) Nanowatt [nW]

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  15. How to convert from hectowatt [hW] to horsepower (metric)?
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  17. How to convert from dekawatt [daW] to horsepower (metric)?
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  19. How to convert from deciwatt [dW] to horsepower (metric)?
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  21. How to convert from centiwatt [cW] to horsepower (metric)?
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  25. How to convert from microwatt [µW] to horsepower (metric)?
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  27. How to convert from nanowatt [nW] to horsepower (metric)?
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  29. How to convert from picowatt [pW] to horsepower (metric)?
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  31. How to convert from femtowatt [fW] to horsepower (metric)?
  32. How to convert from horsepower (metric) to femtowatt [fW]?
  33. How to convert from attowatt [aW] to horsepower (metric)?
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  35. How to convert from horsepower [hp, hp (UK)] to horsepower (metric)?
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  47. How to convert from Btu (IT)/hour [Btu/h] to horsepower (metric)?
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  49. How to convert from Btu (IT)/minute [Btu/min] to horsepower (metric)?
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  113. How to convert from petajoule/second [PJ/s] to horsepower (metric)?
  114. How to convert from horsepower (metric) to petajoule/second [PJ/s]?
  115. How to convert from terajoule/second [TJ/s] to horsepower (metric)?
  116. How to convert from horsepower (metric) to terajoule/second [TJ/s]?
  117. How to convert from gigajoule/second [GJ/s] to horsepower (metric)?
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  119. How to convert from megajoule/second [MJ/s] to horsepower (metric)?
  120. How to convert from horsepower (metric) to megajoule/second [MJ/s]?
  121. How to convert from kilojoule/second [kJ/s] to horsepower (metric)?
  122. How to convert from horsepower (metric) to kilojoule/second [kJ/s]?
  123. How to convert from hectojoule/second [hJ/s] to horsepower (metric)?
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  125. How to convert from dekajoule/second [daJ/s] to horsepower (metric)?
  126. How to convert from horsepower (metric) to dekajoule/second [daJ/s]?
  127. How to convert from decijoule/second [dJ/s] to horsepower (metric)?
  128. How to convert from horsepower (metric) to decijoule/second [dJ/s]?
  129. How to convert from centijoule/second [cJ/s] to horsepower (metric)?
  130. How to convert from horsepower (metric) to centijoule/second [cJ/s]?
  131. How to convert from millijoule/second [mJ/s] to horsepower (metric)?
  132. How to convert from horsepower (metric) to millijoule/second [mJ/s]?
  133. How to convert from microjoule/second [µJ/s] to horsepower (metric)?
  134. How to convert from horsepower (metric) to microjoule/second [µJ/s]?
  135. How to convert from nanojoule/second [nJ/s] to horsepower (metric)?
  136. How to convert from horsepower (metric) to nanojoule/second [nJ/s]?
  137. How to convert from picojoule/second [pJ/s] to horsepower (metric)?
  138. How to convert from horsepower (metric) to picojoule/second [pJ/s]?
  139. How to convert from femtojoule/second [fJ/s] to horsepower (metric)?
  140. How to convert from horsepower (metric) to femtojoule/second [fJ/s]?
  141. How to convert from attojoule/second [aJ/s] to horsepower (metric)?
  142. How to convert from horsepower (metric) to attojoule/second [aJ/s]?
  143. How to convert from joule/hour [J/h] to horsepower (metric)?
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  145. How to convert from joule/minute [J/min] to horsepower (metric)?
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  149. How to convert from kilojoule/minute [kJ/min] to horsepower (metric)?
  150. How to convert from horsepower (metric) to kilojoule/minute [kJ/min]?

What Is This Tool?

This tool allows users to convert power values from metric horsepower to nanowatts, facilitating detailed comparison between large-scale mechanical power and extremely small electrical power levels. It is useful in engineering, automotive, electronics, and photonics applications.

How to Use This Tool?

  • Enter the power value in metric horsepower.
  • Select 'horsepower (metric)' as the input unit and 'nanowatt [nW]' as the output unit.
  • Initiate the conversion to obtain the equivalent power in nanowatts.
  • Review the calculated value expressed in nanowatts for your analysis.

Key Features

  • Converts power units from metric horsepower to nanowatt [nW].
  • Provides exact conversion factor based on defined unit values.
  • Supports precision power evaluation across broad power ranges.
  • Easy to use, browser-based interface for quick calculations.

Examples

  • 2 horsepower (metric) converts to 1,470,997,500,000 nanowatts.
  • 0.5 horsepower (metric) converts to 367,749,375,000 nanowatts.

Common Use Cases

  • Rating engine power in cars and motorcycles in many European and Asian markets.
  • Specifying output for small industrial motors, pumps, and generators in datasheets.
  • Comparing vehicle performance figures using non-SI units.
  • Measuring power consumption of ultra-low-power microcontrollers and IoT sensors in deep-sleep mode.
  • Quantifying optical or electrical output from weak light sources and photodetectors.
  • Assessing energy harvested by tiny photovoltaic cells or thermoelectric generators under low input.

Tips & Best Practices

  • Use the tool for precise analysis where power spans from large mechanical outputs to very small electrical levels.
  • Verify units carefully when interpreting extremely large or small converted values to avoid confusion.
  • Apply this conversion mainly for technical comparison and research rather than everyday practical use.
  • Consider limitations when handling large numerical results to maintain clarity in documentation.

Limitations

  • Conversion involves very large numerical values that can be difficult to interpret directly.
  • Nanowatt units are not practical for expressing high mechanical powers in common settings.
  • Primarily intended for analytical or comparative purposes rather than routine measurement.

Frequently Asked Questions

What is a metric horsepower?
Metric horsepower is a power unit exactly equal to 735.49875 watts, used to express the rate of energy transfer or work by engines or motors.

How many nanowatts are in one metric horsepower?
One metric horsepower equals 735,498,750,000 nanowatts.

Why convert from horsepower (metric) to nanowatts?
This conversion helps express large mechanical power levels in extremely fine electrical units for precision analysis in various technical fields.

Key Terminology

Metric horsepower
A power unit equal to exactly 735.49875 watts, commonly used to rate engine power in automotive and industrial applications.
Nanowatt [nW]
An SI-derived power unit equal to 10⁻⁹ watts, used for measuring extremely low power levels in electronics and photonics.
Power conversion
The process of changing a power measurement from one unit to another to enable comparison or analysis.

Quick Knowledge Check

What does one metric horsepower equal in watts?
One metric horsepower is equal to how many nanowatts?
Which is a common use case for converting horsepower to nanowatts?

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