What is horsepower? Horsepower (hp) is a unit of power in the British imperial and US customary systems, originally developed by James Watt to compare the output of steam engines with the power of draft horses. The horsepower definition identifies one horsepower as approximately 745.7 watts or 550 foot-pounds per second. Horsepower is widely used in the United States and United Kingdom for rating engines, motors, and mechanical power systems, particularly in automotive and industrial applications.

Converting horsepower to other power units is essential for automotive, mechanical, and industrial applications, especially for international communication. One horsepower equals approximately 745.7 watts, 0.7457 kilowatts, 0.0007457 megawatts, or 2,544.43 BTUs per hour. Horsepower conversions are fundamental to power measurements in countries using imperial units, whether you're using a horsepower converter tool, learning how to convert horsepower, or performing horsepower to other units calculations. The horsepower's practical scale makes it ideal for engine and motor power ratings in countries using imperial systems.

Horsepower is extensively used in the United States and United Kingdom for automotive, mechanical, and industrial applications. A horsepower converter is valuable for engine power comparisons, mechanical power measurements, and automotive applications. Car engines are rated in horsepower. Industrial motors specify power in horsepower. While most of the world uses kilowatts for power ratings, horsepower remains deeply embedded in American and British automotive and mechanical industries, making horsepower converter tools valuable resources for professionals and consumers.

What is BTU per hour? BTU per hour (BTU/h) is a unit of power in the British imperial and US customary systems, representing the rate of energy transfer or heat flow. The BTU per hour definition identifies one BTU per hour as the power required to transfer one British Thermal Unit of energy per hour, approximately 0.293071 watts. BTU per hour is widely used in the United States and United Kingdom for rating heating and cooling systems, particularly in HVAC applications.

Converting BTUs per hour to other power units is essential for HVAC applications, heating and cooling systems, and energy efficiency calculations. One BTU per hour equals approximately 0.293071 watts, 0.000293071 kilowatts, 0.000393014 horsepower, or 0.000000293071 megawatts. BTU per hour conversions are fundamental to power measurements in thermal systems, whether you're using a BTU per hour converter tool, learning how to convert BTUs per hour, or performing BTU per hour to other units calculations. The BTU per hour's relationship to thermal energy transfer makes it intuitive for heating and cooling applications.

BTU per hour is extensively used in the United States and United Kingdom for HVAC systems, heating equipment, and cooling systems. A BTU per hour converter is valuable for HVAC system ratings, heating and cooling applications, and energy efficiency calculations. Air conditioners are rated in BTUs per hour for cooling capacity. Heating systems specify power in BTUs per hour. The BTU per hour's relationship to thermal energy transfer makes it essential for heating and cooling applications, making BTU per hour converter tools valuable resources for professionals in HVAC and heating industries.