Energy & Work converter

Foot Pound to Joule Converter

Converts foot pound to joule for energy.

Enter value

From

Result

1.355818 J

1 ft·lbf = 1.355818 J

Also equals

1.355818J

0.001356kJ

0kWh

0.000324kcal

0.000377Wh

0.001285BTU

1ft·lb

Decimals

Need the reverse conversion?Joule to Foot Pound Converter

Conversion formula

J = ft·lbf × 1.35581794833

1 foot pound equals 1.3558179 joule.

Foot Pound to Joule table

Foot Pound (ft·lbf)	Joule (J)
0.01	0.013558
0.1	0.135582
1	1.355818
2	2.711636
3	4.067454
5	6.77909
10	13.558179
20	27.116359
50	67.790897
100	135.581795
1,000	1,355.817948

About this conversion

This converter uses the displayed definition for foot pound and its recognized relationship to joule. Calculations retain full precision internally, and only the visible result is rounded. You can swap the conversion direction without changing the underlying standard.

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Convert Foot Pound to other energy & work units

Foot Pound to Joule Foot Pound to Kilojoule Foot Pound to Megajoule Foot Pound to Calorie Foot Pound to Kilocalorie Foot Pound to Watt-hour Foot Pound to Kilowatt-hour Foot Pound to BTU Foot Pound to Therm Foot Pound to Foot-pound Foot Pound to Electronvolt Foot Pound to Erg Foot Pound to Ton of TNT Foot Pound to Barrel of Oil Equivalent Foot Pound to Gigajoule Foot Pound to Millijoule Foot Pound to Microjoule Foot Pound to Nanojoule Foot Pound to Hartree (Atomic Unit)Foot Pound to Rydberg Foot Pound to Gigawatt Hour Foot Pound to Megawatt Hour Foot Pound to Kilowatt Second Foot Pound to Watt Second Foot Pound to Newton Meter Foot Pound to Horsepower Hour Foot Pound to Metric Horsepower Hour Foot Pound to Kilocalorie (IT)Foot Pound to Kilocalorie (Th)Foot Pound to Calorie (IT)Foot Pound to Calorie (Th)Foot Pound to MBTU Foot Pound to Ton Hour (Refrigeration)Foot Pound to Foe (Kilotons)Foot Pound to Foe (Barrels)Foot Pound to Gigaton TNT Foot Pound to Megaton TNT Foot Pound to Kiloton TNT Foot Pound to Ton (Explosive)Foot Pound to Dyne Centimeter Foot Pound to Gram-force Meter Foot Pound to Gram-force Centimeter Foot Pound to Kilogram-force Centimeter Foot Pound to Kilogram-force Meter Foot Pound to Kilopond Meter Foot Pound to Pound-force Foot Foot Pound to Pound-force Inch Foot Pound to Ounce-force Inch Foot Pound to Inch Pound Foot Pound to Inch Ounce Foot Pound to Poundal Foot Foot Pound to Therm (EC)Foot Pound to Therm (US)

Frequently asked questions

How do I convert foot pounds to joules?+

Enter the foot pounds value in the converter. The result uses the defined factor 1.35581794833 and is rounded only for display.

Does the converter keep full precision?+

Yes. Calculations retain high precision throughout each step, while the visible result is rounded for readability.

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