Convert Foot-pound (ft·lbf) to BTU (BTU) instantly. Enter any value and get the result immediately.
ft·lbf → BTU Converter
| Foot-pound (ft·lbf) | BTU (BTU) |
|---|---|
| 0.1 ft·lbf | 0.00012851 BTU |
| 0.5 ft·lbf | 0.00064253 BTU |
| 1 ft·lbf | 0.00128506 BTU |
| 2 ft·lbf | 0.00257013 BTU |
| 5 ft·lbf | 0.00642532 BTU |
| 10 ft·lbf | 0.01285064 BTU |
| 20 ft·lbf | 0.02570129 BTU |
| 50 ft·lbf | 0.06425322 BTU |
| 100 ft·lbf | 0.12850644 BTU |
| 200 ft·lbf | 0.25701287 BTU |
| 500 ft·lbf | 0.64253218 BTU |
| 1000 ft·lbf | 1.28506436 BTU |
| 5000 ft·lbf | 6.42532178 BTU |
| 10000 ft·lbf | 12.85064357 BTU |
Formula: BTU = Foot-pound × 0.00128506
Example: 1 ft·lbf = 0.00128506 BTU
You can also use the interactive converter above. Simply enter any Foot-pound value and the equivalent BTU value will appear instantly. Click the ⇄ button to reverse the conversion.
Knowing where Foot-pound and BTU come from makes the conversion easier to remember. Here is the context, plus a quick FAQ.
A Foot-pound (ft-lb) is an imperial unit of work and energy, commonly used for torque and mechanical work in the US.
A BTU (British Thermal Unit) is an imperial energy unit, used mainly for rating heating and cooling equipment.
The formula is: BTU = Foot-pound x 0.00128506. Multiply any Foot-pound value by 0.00128506 to get the equivalent in BTU.
1 ft-lb = 0.00128506 BTU.
1 BTU = 778.173781768945 ft-lb.
Foot-pound is smaller than BTU. 1 BTU = 778.173781768945 ft-lb.