Power Unit Conversion Calculators
- Convert Watts
- Convert Microwatts
- Convert Milliwatts
- Convert Kilowatts
- Convert Megawatts
- Convert Mechanical Horsepower
- Convert Electric Horsepower
- Convert Btu Per Hour
- Convert Kilocalories Per Hour
You'll probably also like our power factor calculator or some of our other electrical calculators.
Units of Power Measurement
Units of power include watts, microwatts, milliwatts, kilowatts, megawatts, mechanical horsepower, electric horsepower, btu per hour, and kilocalories per hour.
Power Unit Conversion Table
| Convert From | Watt | Microwatt | Milliwatt | Kilowatt | Megawatt | Mechanical Horsepower | Electric Horsepower | Btu Per Hour | Kilocalories Per Hour |
|---|---|---|---|---|---|---|---|---|---|
| 1 watt = | 1 W | 1,000,000 µW | 1,000 mW | 0.001 kW | 0.0000010 MW | 0.001341 hp(I) | 0.00134 hp(E) | 3.412142 Btu/h | 0.860421 kcal/h |
| 1 microwatt = | 0.0000010 W | 1 µW | 0.001 mW | 0.0000000010 kW | 0.0000000000010 MW | 0.000000001341 hp(I) | 0.0000000013405 hp(E) | 0.0000034121 Btu/h | 0.00000086042 kcal/h |
| 1 milliwatt = | 0.001 W | 1,000 µW | 1 mW | 0.0000010 kW | 0.0000000010 MW | 0.000001341 hp(I) | 0.0000013405 hp(E) | 0.003412 Btu/h | 0.00086 kcal/h |
| 1 kilowatt = | 1,000 W | 1,000,000,000 µW | 1,000,000 mW | 1 kW | 0.001 MW | 1.341022 hp(I) | 1.340483 hp(E) | 3,412 Btu/h | 860.420815 kcal/h |
| 1 megawatt = | 1,000,000 W | 1,000,000,000,000 µW | 1,000,000,000 mW | 1,000 kW | 1 MW | 1,341 hp(I) | 1,340 hp(E) | 3,412,142 Btu/h | 860,421 kcal/h |
| 1 mechanical horsepower = | 745.699872 W | 745,699,872 µW | 745,700 mW | 0.7457 kW | 0.000746 MW | 1 hp(I) | 0.999598 hp(E) | 2,544 Btu/h | 641.615691 kcal/h |
| 1 electric horsepower = | 746 W | 746,000,000 µW | 746,000 mW | 0.746 kW | 0.000746 MW | 1.000402 hp(I) | 1 hp(E) | 2,545 Btu/h | 641.873928 kcal/h |
| 1 btu per hour = | 0.293071 W | 293,071 µW | 293.071 mW | 0.000293 kW | 0.00000029307 MW | 0.000393 hp(I) | 0.000393 hp(E) | 1 Btu/h | 0.252164 kcal/h |
| 1 kilocalories per hour = | 1.162222 W | 1,162,222 µW | 1,162 mW | 0.001162 kW | 0.0000011622 MW | 0.001559 hp(I) | 0.001558 hp(E) | 3.965667 Btu/h | 1 kcal/h |
You might also find our other electrical calculators useful.
