Formula
ft·lb/s to BTU/h conversion formula
Use this relationship for a direct conversion:
Worked example
2 ft·lb/s = 9.2524857369 BTU/h.
Horsepower type is always identified because mechanical and metric horsepower differ by about 1.4 percent.
Power conversion
1 foot-pound per second (ft·lb/s) equals 4.626242868444 btu (it) per hour (BTU/h). Enter any value below to convert from ft·lb/s to BTU/h.
Enter a value and choose units. Results update instantly.
1 ft·lb/s = 4.6262428684 BTU/h
| Unit | Value |
|---|---|
| Watt W | 1.3558179483 |
| Kilowatt kW | 0.0013558179 |
| Megawatt MW | 0.0000013558 |
| Milliwatt mW | 1,355.8179483314 |
| Mechanical horsepower hp(I) | 0.0018181818 |
| Metric horsepower PS | 0.0018433994 |
| BTU (IT) per hour BTU/h | 4.6262428684 |
| Foot-pound per second ft·lb/s | 1 |
Formula
Use this relationship for a direct conversion:
2 ft·lb/s = 9.2524857369 BTU/h.
Horsepower type is always identified because mechanical and metric horsepower differ by about 1.4 percent.
Quick reference
| Foot-pound per second (ft·lb/s) | BTU (IT) per hour (BTU/h) |
|---|---|
| 0.01 | 0.0462624287 |
| 0.1 | 0.4626242868 |
| 1 | 4.6262428684 |
| 2 | 9.2524857369 |
| 5 | 23.1312143422 |
| 10 | 46.2624286844 |
| 25 | 115.6560717111 |
| 50 | 231.3121434222 |
| 100 | 462.6242868444 |
| 1,000 | 4,626.2428684437 |
From unit
One foot-pound of work per second.
Symbol: ft·lb/s
To unit
One International Table BTU transferred per hour.
Symbol: BTU/h
Keep converting
Source
Definitions are checked against NIST SP 811: Power units. Calculations use full internal precision before display rounding.
View the complete power converterQuestions
Use the formula BTU/h = ft·lb/s x 4.626242868444. 1 foot-pound per second (ft·lb/s) equals 4.626242868444 btu (it) per hour (BTU/h).
Horsepower type is always identified because mechanical and metric horsepower differ by about 1.4 percent.