Power Converter

Convert between watts and other practical power units.

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Related Conversions
2 hp to kW 10 hp to kW 50 hp to kW 100 hp to kW 200 hp to kW 250 hp to kW 500 hp to kW 750 hp to kW 5,280 hp to kW 7,260 hp to kW 13,200 hp to kW 132,000 hp to kW
Reverse Conversions
20 kW to hp 25 kW to hp 100 kW to hp 150 kW to hp 250 kW to hp 500 kW to hp 750 kW to hp 1,000 kW to hp 5,940 kW to hp 7,920 kW to hp 15,840 kW to hp 132,000 kW to hp
More Power Conversions
1 BTU/h to W 1 MW to kW 75 W to BTU/h 400 hp to kW 1,000 hp to kW 1,200 W to BTU/h 1,800 W to BTU/h 2,500 hp to kW 18,000 BTU/h to kW 36,000 BTU/h to kW 150,000 W to BTU/h 200,000 W to BTU/h

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Watts to Horsepower Horsepower to Watts Watts to Kilowatts Kilowatts to Watts Kilowatts to Horsepower Horsepower to Kilowatts BTU Per Hour to Watts Watts to BTU Per Hour BTU Per Hour to Kilowatts Kilowatts to BTU Per Hour

Common Benchmarks

Toaster 1200 W
Phone fast charge 30 W
Desktop PC 300 W
LED bulb 10 W
Car engine 100 hp
E-bike motor 500 W

Formula

kW = hp × 0.7456998716

Example

Example: convert 6600.000000000001 horsepower to kilowatts.

6600.000000000001 hp = 4921.61915244 kW

Conversion table

horsepower (hp) kilowatts (kW)
1 hp 0.74569987 kW
2 hp 1.49139974 kW
5 hp 3.72849936 kW
10 hp 7.45699872 kW
20 hp 14.91399743 kW
50 hp 37.28499358 kW
100 hp 74.56998716 kW

Explanation

These are both units.

How to convert horsepower to kilowatts

  1. Start with the value in horsepower (hp).
  2. Multiply it by 0.7456998716.
  3. The result is the measurement in kilowatts (kW).

Example: 6600.000000000001 hp → 4921.61915244 kW

Frequently Asked Questions

How much is 6600 horsepower in kilowatts?

6600 horsepower is about 4921.62 kilowatts.

How many kilowatts is 1 horsepower?

1 horsepower is about 0.7457 kilowatts.

How many horsepower is 1 kilowatt?

1 kilowatt is about 1.341 horsepower.

What is the difference between horsepower and kilowatts?

Both measure power, but they are commonly used in different contexts. The watt (W) is the SI unit and is widely used in electrical/device specs, while horsepower (hp) is a traditional unit often used to describe engines and machinery.

Where are horsepower and kilowatts used?

Watts are common in electrical power/consumption (devices, appliances, lighting). Horsepower is commonly used for mechanical power (engines, pumps, compressors, machinery).

Why does 1 horsepower equal 0.7457 kilowatts?

Because power units are defined with a fixed relationship, which determines the conversion factor.