AccuUnit
Standard Tools

Power Converter.

Convert Watt, Kilowatt, Megawatt, and Horsepower.

Power Converter
W
kW
Value in Kilowatts = Value in Watts × 0.001 Multiply the value in watts by the conversion factor 0.001.

Bookmarks

No bookmarks saved.

Recent Conversions

No conversion history yet.

Units Defined in Power

Below is the complete registry of units supported within the conversion tool.

Watt

W, watt, watts

The SI unit of power, equal to 1 Joule per second.

Kilowatt

kW, kilowatt, kilowatts

One thousand Watts. Standard unit for electrical appliances.

Megawatt

MW, megawatt, megawatts

One million Watts. Used to measure power plant capacities.

Horsepower (Mechanical)

hp, horsepower

A unit of power representing the work rate of a draft horse, equal to exactly 745.699872 Watts.

Popular Power Conversions

In-depth guides with formulas, worked examples, and practical tips.

Kilowatt to Horsepower (Mechanical) (kW to hp) → Horsepower (Mechanical) to Watt (hp to W) → Horsepower (Mechanical) to Kilowatt (hp to kW) →

All Power Conversions

Every supported unit pair. Each opens the instant calculator above with the units pre-selected.

Watt to Kilowatt (W to kW) Watt to Megawatt (W to MW) Watt to Horsepower (Mechanical) (W to hp) Kilowatt to Watt (kW to W) Kilowatt to Megawatt (kW to MW) Megawatt to Watt (MW to W) Megawatt to Kilowatt (MW to kW) Megawatt to Horsepower (Mechanical) (MW to hp) Horsepower (Mechanical) to Megawatt (hp to MW)
FAQs

Frequently Asked Questions

How many watts are in one horsepower?

There are approximately 745.7 watts in one mechanical horsepower.

How many kilowatts is 1 horsepower?

1 mechanical horsepower is equal to approximately 0.746 kilowatts.

Calculator