Convert foot-pound to kilojoule
1 ft⋅lb = 0.001355817948 kJ
1 ft⋅lb = 0.00136 kJ
1 ft⋅lb in every energy unit
| joule | 1.36 J |
| kilojoule | 0.00136 kJ |
| megajoule | 0.00000136 MJ |
| calorie | 0.324 cal |
| kilocalorie | 0.000324 kcal |
| watt-hour | 0.000377 Wh |
| kilowatt-hour | 3.77e-07 kWh |
| British thermal unit | 0.00129 BTU |
| foot-pound | 1 ft⋅lb |
| electron volt | 8.46e+18 eV |
| kiloelectron volt | 8.46e+15 keV |
| megaelectron volt | 8,460,000,000,000 MeV |
How the conversion works
Multiply by 0.001355817948 to go from foot-pound to kilojoule, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? kilojoule to foot-pound — 1 kJ = 737.5621493 ft⋅lb.
foot-pound to kilojoule — common values
| 1 ft⋅lb | 0.0013558179 kJ |
| 2 ft⋅lb | 0.0027116359 kJ |
| 3 ft⋅lb | 0.0040674538 kJ |
| 5 ft⋅lb | 0.0067790897 kJ |
| 10 ft⋅lb | 0.013558179 kJ |
| 15 ft⋅lb | 0.020337269 kJ |
| 20 ft⋅lb | 0.027116359 kJ |
| 25 ft⋅lb | 0.033895449 kJ |
| 50 ft⋅lb | 0.067790897 kJ |
| 75 ft⋅lb | 0.10168635 kJ |
| 100 ft⋅lb | 0.13558179 kJ |
| 250 ft⋅lb | 0.33895449 kJ |
| 500 ft⋅lb | 0.67790897 kJ |
| 1000 ft⋅lb | 1.3558179 kJ |