105 LearnersLast updated on July 10th, 2025
Kw to Hp Conversion
We often use different units to measure power, such as watts, kilowatts, or horsepower. A kilowatt (kW) is a unit of power in the metric system that is commonly used to express the power output of engines or motors. Horsepower (hp) is another unit of power, mainly used in the automotive industry. Sometimes, we need to convert kilowatts to horsepower to better understand the power rating of engines or motors in different contexts. In this topic, we will learn how to convert kilowatts to horsepower.
What is kW?
A kilowatt is a unit of power that is part of the metric system and is widely used around the world for measuring larger amounts of power. The metric system makes unit conversions straightforward. 1 kilowatt is equal to 1,000 watts. The symbol for kilowatts is kW, and it is commonly seen on electrical appliances and in energy discussions.
What is Horsepower?
Horsepower is a unit of measurement used to indicate the power output of engines and motors. One horsepower is equivalent to about 746 watts. Horsepower is commonly used in the automotive industry to describe the power output of cars and other vehicles. The symbol for horsepower is hp.
kW to Hp Formula
To convert kilowatts to horsepower, we use the following formula: 1 horsepower = 0.7457 kilowatts Horsepower = So, to convert from kilowatts to horsepower, you divide the number of kilowatts by 0.7457. Conversely, to convert from horsepower to kilowatts, you multiply the number of horsepower by 0.7457.
How to Convert kW to Hp?
Converting kilowatts (kW) to horsepower (hp) is simple using a standard conversion factor. Since 1 horsepower is equal to 0.7457 kilowatts, we can convert kilowatts to horsepower by dividing the number of kilowatts by 0.7457. Steps to convert kW to hp: Write down the power in kilowatts. Divide the value by 0.7457 to get the power in horsepower. Formula: Horsepower =
kW to Hp Conversion Chart
When we measure power, we sometimes use kilowatts (kW) and sometimes use horsepower (hp). We use simple conversions to understand how much power in kilowatts is in horsepower. Below is a chart that shows us the kilowatt-to-horsepower conversions.
Common Mistakes and How to Avoid Them in kW to Hp Conversion
When converting kilowatts to horsepower, people often make mistakes. Here are some common mistakes to get a better understanding of the concepts of conversions.
Mistake 1
Using the wrong conversion factor
People get confused and use incorrect values for conversion, such as 0.75 instead of 0.7457.
Mistake 2
Rounding too soon
People might round numbers too early while calculating, which can lead to incorrect results. For example, instead of writing 100 ÷ 0.7457 = 134.1, they might round it to 134.5, which is not accurate.
Mistake 3
Misplacing decimal points
People get confused and place the decimal point incorrectly, leading to improper values. For example, instead of writing the value for 200 kW as 268.204 hp, they write it as 2682.04 hp.
Mistake 4
Incorrect use of formula
People get confused and use the incorrect formula. For example, instead of dividing, they multiply. To convert any value from kW to hp, we divide kW by 0.7457, not multiply.
Mistake 5
Misunderstanding the relationship between kW and hp
People often get confused about kilowatts and horsepower. They might think 0.5 kW equals 0.5 hp, but it actually equals 0.671 hp. Remember, 1 hp is approximately 0.7457 kW, so half a kW (0.5 kW) is about 0.671 hp.
Kw to Hp Conversion Examples
Problem 1
Convert 50 kW to Hp
50 kW = 67.0227 hp
Explanation
We know the conversion factor: 1 kW = 1/0.7457 hp Now, divide 50 by the conversion factor: 50 ÷ 0.7457 = 67.0227 hp.
Problem 2
Convert 10 kW to hp.
Solution: Converting 10 kW to hp gives us 13.41 hp.
Explanation
Use the conversion factor: 1 kW = 1.341 hp 10 ÷ 0.7457 = 13.413 hp
Problem 3
An engine's power is 120 kW. What is the power in horsepower?
The power of the engine in horsepower is 160.92 hp.
Explanation
Convert 120 kW to hp: 120 kW = 120 ÷ 0.7457 = 160.918 hp Power = 160.92 hp.
Problem 4
A motor is rated at 5 kW. What is its power in horsepower?
The power in horsepower is 6.71 hp.
Explanation
Convert 5 kW to hp: 5 kW = 5 ÷ 0.7457 = 6.706 hp Power = 6.71 hp (approximately).
Problem 5
Converting 75 kW to Hp
75 kW = 100.589 hp
Explanation
Step 1: Use the conversion factor. 1 kW = 1.341 hp Step 2: Divide 75 by 0.7457. 75 ÷ 0.7457 = 100.589 hp
FAQs on Kw to Hp
1.How many horsepower is 1 kilowatt?
2.What is 85 kW in horsepower?
3.Is 150 kW a lot of power?
4.How do I convert 100 kW to horsepower?
Important Glossaries for Kw to Hp Conversion
Conversion: The process of changing one unit of measurement into another. For example, converting kilowatts to horsepower. Kilowatt: A unit of power equal to 1,000 watts, commonly used to express the power output of engines or motors. Horsepower: A unit of power commonly used in the automotive industry, approximately equal to 746 watts. Power: The rate at which work is done or energy is transferred, measured in units such as watts, kilowatts, or horsepower. Formula: A mathematical rule expressed in symbols, such as the formula for converting kW to hp.
Seyed Ali Fathima S
About the Author
Seyed Ali Fathima S a math expert with nearly 5 years of experience as a math teacher. From an engineer to a math teacher, shows her passion for math and teaching. She is a calculator queen, who loves tables and she turns tables to puzzles and songs.
Fun Fact
: She has songs for each table which helps her to remember the tables
