Convert Watts (W) to Horsepower (HP) Instantly

What are Watts (W) and Horsepower (HP)?

- Watts (W): A watt is the SI unit of power that measures the rate of energy transfer. It is commonly used for electrical appliances, motors, and mechanical systems. 1 watt = 1 joule per second. - Horsepower (HP): Horsepower is a unit of power often used to measure the output of engines and motors. It was historically defined as the power needed to lift 550 pounds one foot in one second.

How to Use the Watts to Horsepower Converter?

The Pentocalc Watts to Horsepower Converter allows you to quickly and accurately convert power measurements. Follow these simple steps:

• Enter the power value in watts (W).
• Click "Convert" to get the equivalent power in horsepower (HP).
• View the instant and accurate results.
• Use the conversion table for quick reference.

Watts to Horsepower Conversion Formula

To convert watts to horsepower, use the following formulas:

For Mechanical Horsepower (Imperial HP):

Horsepower (HP) = Watts ÷ 745.7

For Metric Horsepower (PS or CV):

Horsepower (Metric HP) = Watts ÷ 735.5

For example:

• 1,000 W = 1.34 HP (Imperial)
• 2,000 W = 2.68 HP (Imperial)
• 5,000 W = 6.71 HP (Imperial)

Why Use the Pentocalc Watts to Horsepower Converter?

• Fast & Accurate – Get instant conversions with precise calculations.
• User-Friendly Interface – Simple and easy-to-use tool.
• Ideal for Various Applications – Electrical, automotive, and industrial use.
• Free & Online – No downloads or sign-ups required.

Common Uses of Watts to Horsepower Conversion

• Automotive & Engine Power: Convert engine power ratings from watts to horsepower.
• Electric Motors & Generators: Compare the efficiency of electric motors.
• Industrial Equipment: Determine power requirements for machinery.
• Physics & Engineering: Calculate power for scientific and engineering applications.

Quick Conversion Table (W to HP)

Watts (W)	Horsepower (HP) (Imperial)	Horsepower (HP) (Metric)
100 W	0.134 HP	0.136 HP
500 W	0.671 HP	0.680 HP
100 W	0.134 HP	0.136 HP
1,000 W	1.341 HP	1.360 HP
2,000 W	2.682 HP	2.720 HP
5,000 W	6.705 HP	6.800 HP
10,000 W	13.41 HP	13.60 HP

Convert Horsepower to Watts

Need to reverse the conversion? Use the formula:

Watts (W) = Horsepower (HP) × 745.7 (Imperial)

Watts (W) = Horsepower (HP) × 735.5 (Metric)

For example:

• 1 HP (Imperial) = 745.7 W
• 1 HP (Metric) = 735.5 W
• 5 HP = 3,728.5 W

Start Using the Watts to Horsepower Converter Now!

Easily convert W to HP with the Pentocalc Watts to Horsepower Converter . Whether you're working in automotive, engineering, or industrial sectors, our tool provides fast and accurate conversions. Try it now and simplify your power calculations!