How to convert btus per hour to horsepower
To convert a measurement in btus per hour to horsepower, multiply the value by 0.000393014779. The conversion factor comes from the relationship between both units and the watt.
For example, to convert 5 BTU/h to horsepower: 5 × 0.000393014779 = 0.001965073895 hp.
What is a btu per hour?
A BTU per hour is a unit of power equal to about 0.293 watts, used to rate the heating and cooling capacity of HVAC equipment. Derived from the British thermal unit, BTU/h became the standard rating for air conditioners, furnaces, and heat pumps in the United States, where a '12,000 BTU' unit describes one ton of cooling.
Common uses of btus per hour include: Air conditioner cooling capacity; Furnace and heat-pump ratings; HVAC load calculations; Radiator and boiler output.
What is a horsepower?
Mechanical horsepower (hp) is a unit of power equal to about 745.7 watts, originally defined to compare engine output to the work of draft horses. James Watt coined horsepower in the 1780s to market his steam engines against the horses they replaced. Mechanical horsepower remains the dominant unit for engine power in the United States.
Common uses of horsepower include: Car and motorcycle engine ratings (US); Lawn mowers and power tools; Marine and outboard motors; Comparing engine performance.
BTUs per Hour to horsepower worked examples
Here are some common values converted:
1 BTU/h = 0.000393014779 hp 5 BTU/h = 0.001965073895 hp 10 BTU/h = 0.003930147789 hp 50 BTU/h = 0.019650738946 hp 100 BTU/h = 0.039301477892 hp
Frequently asked questions
How many horsepower are in one btu per hour?
One btu per hour (BTU/h) equals 0.000393014779 horsepower (hp). Multiply any value in btus per hour by 0.000393014779 to convert to horsepower.
How do I convert btus per hour to horsepower?
Multiply the value in btus per hour by 0.000393014779. For example, 5 BTU/h × 0.000393014779 = 0.001965073895 hp.
How do I convert horsepower to btus per hour?
Multiply the value in horsepower by 2,544.4336, or divide by 0.000393014779. Use the swap button on the converter above to reverse the direction.
Is the btu per hour to horsepower conversion exact?
Mechanical horsepower is defined as exactly 745.7 W and metric horsepower as 735.49875 W. SI conversions are exact.
What is the formula for btus per hour to horsepower?
The formula is: hp = BTU/h × 0.000393014779. This comes from the definition of both units relative to the watt.