Convert Joule to Foot-Pound
Use this free converter to change joules (J) into foot-pounds (ft·lb). Joule and foot-pound both measure energy. As a quick reference, 1 J equals 0.73756215 ft·lb, and 1 ft·lb equals 1.3558179 J.
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Foot-Pound (ft·lb)
0.73756215
1 J = 0.73756215 ft·lb
Energy conversion table
| Joule | Foot-Pound |
|---|---|
| 0.01 | 0.0073756215 |
| 0.1 | 0.073756215 |
| 0.5 | 0.36878107 |
| 1 | 0.73756215 |
| 2 | 1.4751243 |
| 3 | 2.2126864 |
| 5 | 3.6878107 |
| 10 | 7.3756215 |
| 20 | 14.751243 |
| 25 | 18.439054 |
| 50 | 36.878107 |
| 100 | 73.756215 |
| 1,000 | 737.56215 |
How to convert Joule to Foot-Pound
Multiply the joule value by 0.73756215 to get foot-pounds.
- Enter the number of joules you want to convert.
- The converter instantly shows the equivalent value in foot-pounds.
- Worked example: 15 J × 0.73756215 = 11.063432 ft·lb.
- Use the swap button to reverse the conversion (foot-pound to joule).
About these units
Joule (J)
- Definition
- The joule (J) is the SI unit of energy, the work done by a force of one newton over one meter.
- History
- Named after physicist James Prescott Joule, who studied the link between heat and work.
- Current use
- Joules measure energy, work, and heat throughout science and engineering.
Foot-Pound (ft·lb)
- Definition
- A foot-pound (ft·lb) is the work done by a one-pound force acting over one foot, about 1.356 joules.
- History
- It comes from the imperial system of mechanics.
- Current use
- Foot-pounds express torque and energy in US engineering and firearms.
Frequently asked questions
How many foot-pounds are in a joule?
There are 0.73756215 ft·lb in 1 J. To convert, multiply the number of joules by 0.73756215.
How do I convert joules to foot-pounds?
Multiply the joule value by 0.73756215 to get foot-pounds. For example, 10 J = 7.3756215 ft·lb.
Is this joule-to-foot-pound converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Joule to other energy units
| Unit | 1 Joule equals |
|---|---|
| Kilojoule (kJ) | 0.001 kJ |
| Calorie (cal) | 0.23900574 cal |
| Kilocalorie (kcal) | 0.00023900574 kcal |
| Watt Hour (Wh) | 0.00027777778 Wh |
| Kilowatt Hour (kWh) | 2.7778e-7 kWh |
| Electronvolt (eV) | 6.2415e+18 eV |
| British Thermal Unit (BTU) | 0.00094781712 BTU |
| Foot-Pound (ft·lb) | 0.73756215 ft·lb |