Convert BTU per hour to Foot-pound per second

One BTU/h equals 0.2161581284 ft·lbf/s. This converter allows you to easily convert between BTU per hour and Foot-pound per second in real time.

Formula

BTU/h × 0.2161581284 = ft·lbf/s

Example: 1 BTU/h = 0.2161581284 ft·lbf/s

What is BTU per hour?

BTU per hour is a unit of power used primarily in the American HVAC industry for rating heating and cooling capacity. Residential air conditioners range from about 5,000 to 25,000 BTU/h, with 12,000 BTU/h equaling one ton of refrigeration. Gas furnaces and boilers are also rated in BTU/h. One BTU/h equals approximately 0.293 watts.

What is Foot-pound per second?

The foot-pound per second is the fundamental unit of power in the imperial system, representing one foot-pound of work performed per second. It equals approximately 1.356 watts. Historically, James Watt defined one horsepower as 550 foot-pounds per second, making this unit the foundation of the horsepower concept. While rarely used directly in modern practice, it appears in engineering unit conversions and historical technical literature.