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Milliwatts Converter

Convert milliwatts (mW) to other units, with every conversion from 1 mW listed.

Change the values and press Calculate to work out your own figures.

Enter a power, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

About valueA number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
About toThe unit you want the answer in. Swap exchanges the two units.
Result
Result
0.00341214163313 BTU/h
watts
0.001 W
microwatts
1,000 µW
kilowatts
1 × 10⁻⁶ kW
megawatts
1 × 10⁻⁹ MW
gigawatts
1 × 10⁻¹² GW
horsepower (mechanical, 550 ft·lbf/s)
1.3410220896 × 10⁻⁶ hp
metric horsepower (PS)
1.3596216173 × 10⁻⁶ PS
horsepower (electric)
1.34048257373 × 10⁻⁶ hp(E)
kilocalories per hour
0.000860420650096 kcal/h

1 mW = 0.00341214163313 BTU/h

Show the working
  1. 1 mW = 0.00341214163313 BTU/h
  2. 1 × 0.00341214163313 = 0.00341214163313 BTU/h

1 mW in other units

Conversion1 mW equals
Milliwatts to btu (it) per hour0.00341214163313 BTU/h
Milliwatts to horsepower1.3410220896 × 10⁻⁶ hp
Milliwatts to kilocalories per hour0.000860420650096 kcal/h
Milliwatts to kilowatts1 × 10⁻⁶ kW
Milliwatts to megawatts1 × 10⁻⁹ MW
Milliwatts to microwatts1,000 µW
Milliwatts to watts0.001 W

About the units

Milliwatts (mW)
Milliwatts, a metric unit. Definition: BIPM SI Brochure (SI prefixes).

Part of the Power ConverterReviewed