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Foot Pounds To Joules Converter

Convert between Foot Pounds (ft*lbf) and Joules (J). Switch the direction selector to reverse the conversion.






1.3558179483314003 J

Conversion Table

ft*lbfJ

Reverse Conversion

Joules to Foot Pounds

How This Converter Works

Convert foot Pounds to joules. Select the reverse direction to convert back.

Formula or rule

J = ft*lbf * 1.3558179483314003; ft*lbf = J / 1.3558179483314003

Example

Input
1 ft*lbf
Calculation
1 * 1.3558179483314003 = 1.3558179483314003
Result
1.3558179483314003 J

Notes

The British thermal unit is the International Table (IT) Btu; calories use the thermochemical definition (1 cal = 4.184 J); one ton of TNT is conventionally 4.184 gigajoules.