Online Power Units Converter
How to Convert from Milliwatt [mW] to Terawatt [TW]
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How to Convert from Milliwatt [mW] to Terawatt [TW]

Learn the process and details of converting power units from milliwatts (mW) to terawatts (TW), including definitions, use cases, and examples for this unit converter.

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Milliwatt [mW] to Terawatt [TW] Conversion Table

Milliwatt [mW] Terawatt [TW]

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.
Milliwatt [mW] to Terawatt [TW] Conversion Table
Milliwatt [mW] Terawatt [TW]

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  15. How to convert from hectowatt [hW] to milliwatt [mW]?
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  17. How to convert from dekawatt [daW] to milliwatt [mW]?
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  19. How to convert from deciwatt [dW] to milliwatt [mW]?
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  21. How to convert from centiwatt [cW] to milliwatt [mW]?
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  23. How to convert from microwatt [µW] to milliwatt [mW]?
  24. How to convert from milliwatt [mW] to microwatt [µW]?
  25. How to convert from nanowatt [nW] to milliwatt [mW]?
  26. How to convert from milliwatt [mW] to nanowatt [nW]?
  27. How to convert from picowatt [pW] to milliwatt [mW]?
  28. How to convert from milliwatt [mW] to picowatt [pW]?
  29. How to convert from femtowatt [fW] to milliwatt [mW]?
  30. How to convert from milliwatt [mW] to femtowatt [fW]?
  31. How to convert from attowatt [aW] to milliwatt [mW]?
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  33. How to convert from horsepower [hp, hp (UK)] to milliwatt [mW]?
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  35. How to convert from horsepower (550 ft*lbf/s) to milliwatt [mW]?
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  37. How to convert from horsepower (metric) to milliwatt [mW]?
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  39. How to convert from horsepower (boiler) to milliwatt [mW]?
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  49. How to convert from Btu (IT)/minute [Btu/min] to milliwatt [mW]?
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  51. How to convert from Btu (IT)/second [Btu/s] to milliwatt [mW]?
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  57. How to convert from Btu (th)/second [Btu (th)/s] to milliwatt [mW]?
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  79. How to convert from calorie (IT)/minute [cal/min] to milliwatt [mW]?
  80. How to convert from milliwatt [mW] to calorie (IT)/minute [cal/min]?
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  109. How to convert from joule/second [J/s] to milliwatt [mW]?
  110. How to convert from milliwatt [mW] to joule/second [J/s]?
  111. How to convert from exajoule/second [EJ/s] to milliwatt [mW]?
  112. How to convert from milliwatt [mW] to exajoule/second [EJ/s]?
  113. How to convert from petajoule/second [PJ/s] to milliwatt [mW]?
  114. How to convert from milliwatt [mW] to petajoule/second [PJ/s]?
  115. How to convert from terajoule/second [TJ/s] to milliwatt [mW]?
  116. How to convert from milliwatt [mW] to terajoule/second [TJ/s]?
  117. How to convert from gigajoule/second [GJ/s] to milliwatt [mW]?
  118. How to convert from milliwatt [mW] to gigajoule/second [GJ/s]?
  119. How to convert from megajoule/second [MJ/s] to milliwatt [mW]?
  120. How to convert from milliwatt [mW] to megajoule/second [MJ/s]?
  121. How to convert from kilojoule/second [kJ/s] to milliwatt [mW]?
  122. How to convert from milliwatt [mW] to kilojoule/second [kJ/s]?
  123. How to convert from hectojoule/second [hJ/s] to milliwatt [mW]?
  124. How to convert from milliwatt [mW] to hectojoule/second [hJ/s]?
  125. How to convert from dekajoule/second [daJ/s] to milliwatt [mW]?
  126. How to convert from milliwatt [mW] to dekajoule/second [daJ/s]?
  127. How to convert from decijoule/second [dJ/s] to milliwatt [mW]?
  128. How to convert from milliwatt [mW] to decijoule/second [dJ/s]?
  129. How to convert from centijoule/second [cJ/s] to milliwatt [mW]?
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  131. How to convert from millijoule/second [mJ/s] to milliwatt [mW]?
  132. How to convert from milliwatt [mW] to millijoule/second [mJ/s]?
  133. How to convert from microjoule/second [µJ/s] to milliwatt [mW]?
  134. How to convert from milliwatt [mW] to microjoule/second [µJ/s]?
  135. How to convert from nanojoule/second [nJ/s] to milliwatt [mW]?
  136. How to convert from milliwatt [mW] to nanojoule/second [nJ/s]?
  137. How to convert from picojoule/second [pJ/s] to milliwatt [mW]?
  138. How to convert from milliwatt [mW] to picojoule/second [pJ/s]?
  139. How to convert from femtojoule/second [fJ/s] to milliwatt [mW]?
  140. How to convert from milliwatt [mW] to femtojoule/second [fJ/s]?
  141. How to convert from attojoule/second [aJ/s] to milliwatt [mW]?
  142. How to convert from milliwatt [mW] to attojoule/second [aJ/s]?
  143. How to convert from joule/hour [J/h] to milliwatt [mW]?
  144. How to convert from milliwatt [mW] to joule/hour [J/h]?
  145. How to convert from joule/minute [J/min] to milliwatt [mW]?
  146. How to convert from milliwatt [mW] to joule/minute [J/min]?
  147. How to convert from kilojoule/hour [kJ/h] to milliwatt [mW]?
  148. How to convert from milliwatt [mW] to kilojoule/hour [kJ/h]?
  149. How to convert from kilojoule/minute [kJ/min] to milliwatt [mW]?
  150. How to convert from milliwatt [mW] to kilojoule/minute [kJ/min]?

What Is This Tool?

This unit converter helps you change power measurements from milliwatts, commonly used for low power electronic components, to terawatts, which represent very large power outputs on national or astronomical scales.

How to Use This Tool?

  • Enter the power value in milliwatts you wish to convert
  • Select milliwatt [mW] as the from-unit
  • Choose terawatt [TW] as the to-unit
  • Click the convert button to see the equivalent value in terawatts
  • Review the result and refer to examples for clarity

Key Features

  • Converts power units between milliwatts and terawatts easily
  • Includes clear unit definitions and practical use cases
  • Provides example conversions for quick understanding
  • Supports comparison between small-scale and large-scale power values
  • Browser-based and user-friendly interface

Examples

  • 500 milliwatts equals 5 × 10⁻¹³ terawatts
  • 1000 milliwatts equals 1 × 10⁻¹² terawatts

Common Use Cases

  • Comparing the power consumption of small electronic parts to very large national power outputs
  • Understanding output ratings for devices like sensors and amplifiers in the context of global energy scales
  • Bridging micro-level power measurements used in engineering with macro-level power metrics in energy and astrophysics

Tips & Best Practices

  • Ensure correct scientific notation when performing conversions due to the huge scale difference
  • Use this conversion mainly for theoretical understanding or unit scaling rather than practical large-scale measurement
  • Be mindful that terawatt values derived from milliwatts are extremely small and often negligible in large power analyses

Limitations

  • The enormous scale difference makes direct practical use limited
  • Results in terawatts from milliwatts are often too small for meaningful real-world applications
  • Conversion demands careful handling of the 10^15 factor to avoid calculation errors

Frequently Asked Questions

What is a milliwatt?
A milliwatt is one thousandth of a watt, used to measure low power levels in electrical and optical devices.

What does a terawatt represent?
A terawatt equals 10¹² watts and is used to quantify massive power scales such as those for national grids and astronomical phenomena.

Why convert milliwatts to terawatts?
This conversion helps compare very small power outputs of devices with extremely large power values in energy industry and astrophysics.

Key Terminology

Milliwatt [mW]
A unit of power equal to one thousandth of a watt, used to measure small-scale power levels in electronics.
Terawatt [TW]
A unit of power equal to 10^12 watts, representing very large power outputs such as national electricity production.
Power
The rate at which energy is transferred or converted, measured in watts (joules per second).

Quick Knowledge Check

What is the power relationship between a milliwatt and a terawatt?
Which use case applies to terawatts?
What must you be careful about when converting milliwatts to terawatts?

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