Horsepower (550 ft·lbf/s) to BTU (th)/second Conversion

Convert between Horsepower (550 ft·lbf/s) and BTU (th)/second quickly and accurately.

hp (550 ft·lbf/s)
Btu (th)/s

How to Convert Horsepower (550 ft·lbf/s) to BTU (th)/second

Conversion Formula

1 hp (550 ft·lbf/s) = 0.707 Btu (th)/s
1 Btu (th)/s = 1.414 hp (550 ft·lbf/s)

Example

Convert 15 hp (550 ft·lbf/s) to Btu (th)/s:

15 hp (550 ft·lbf/s) = 15 × 0.707 Btu (th)/s = 10.609 Btu (th)/s

Unit Information

Learn about the power units you're converting between

Horsepower (550 ft·lbf/s)

hp (550 ft·lbf/s)

Definition

The horsepower (550 ft·lbf/s) is a unit of power equal to 550 foot-pounds per second, representing the power output of a horse. It is commonly used in automotive engineering, mechanical engineering, and industrial applications for measuring the power output of engines, motors, and mechanical systems.

History/Origin

The horsepower (550 ft·lbf/s) was originally defined by James Watt in the 18th century to compare the power output of steam engines to that of horses. It became a standard unit for measuring mechanical power and is still widely used in automotive and industrial applications.

Current Use

Widely used in automotive engineering, mechanical engineering, and industrial applications for measuring the power output of engines, motors, and mechanical systems. Essential for engine specifications and mechanical power ratings.

Multiplier

745.7

Offset

0

BTU (th)/second

Btu (th)/s

Definition

The BTU (th)/second is a unit of power equal to approximately 1,054 watts, representing the power output of one British Thermal Unit (thermochemical) per second. It is used in HVAC systems, heating, and cooling applications for measuring the power output of heating and cooling systems.

History/Origin

The BTU (th)/second was defined to measure the power output of heating and cooling systems using thermochemical calculations. It is used in HVAC systems, heating, and cooling applications for measuring the power output of heating and cooling systems.

Current Use

Used in HVAC systems, heating, and cooling applications for measuring the power output of heating and cooling systems. Essential for HVAC specifications and thermal power ratings.

Multiplier

1054.35

Offset

0

Horsepower (550 ft·lbf/s) to BTU (th)/second Conversion Table

Horsepower (550 ft·lbf/s) [hp (550 ft·lbf/s)] BTU (th)/second [Btu (th)/s]
1 hp (550 ft·lbf/s) 0.70726 Btu (th)/s
10 hp (550 ft·lbf/s) 7.072603 Btu (th)/s
25 hp (550 ft·lbf/s) 17.681507 Btu (th)/s
50 hp (550 ft·lbf/s) 35.363014 Btu (th)/s
100 hp (550 ft·lbf/s) 70.726028 Btu (th)/s
0 hp (550 ft·lbf/s) 0E+0 Btu (th)/s
-10 hp (550 ft·lbf/s) -7.072603 Btu (th)/s
-40 hp (550 ft·lbf/s) -28.290411 Btu (th)/s

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