Convert Foot-pound force to Joule Online

About Foot-pound force to Joule Conversion

This converter converts Foot-pound force (ft⋅lbf) to Joule (J). One Foot-pound force (ft⋅lbf) equals 1.355817948 Joule (J).

Formula:

1 Foot-pound force (ft⋅lbf) = 1.355817948 Joule (J)

Example:

1 ft⋅lbf = 1.355817948 J
2 ft⋅lbf = 2.711635896 J

Foot-pound force (ft⋅lbf) to Joule (J) Conversion

Foot-pound to Joule conversion explained with exact factors, step-by-step examples, and situations where this conversion is commonly used.

Conversion Formula

Joule = Foot-pound × 1.355818

To convert Foot-pound force (ft⋅lbf) to Joule (J), multiply the value by 1.355818. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 ft_lbf to J.

  • Step 1: Write the formula: J = ft_lbf × 1.355818
  • Step 2: Substitute: 1 × 1.355818
  • Step 3: Result: 1.355818 J
So, 1 ft_lbf = 1.355818 J.

About the Units

Foot-pound force (ft⋅lbf)

One Foot-pound force (ft⋅lbf) equals 1.355818 Joule (J)

A widely used unit across scientific, engineering, and measurement contexts.

Joule (J)

One Joule (J) equals 0.737562 Foot-pound force (ft⋅lbf)

A widely used unit across scientific, engineering, and measurement contexts.

Where This Conversion Is Used

  • Converting values from Foot-pound to Joule for engineering or scientific workflows.
  • Used when normalizing mixed-unit datasets requiring consistent Joule representation.
  • Applied when comparing different measurement systems across tools and documents.

Frequently Asked Questions

How many Joule (J) are in 1 Foot-pound force (ft⋅lbf)?

1 ft_lbf = 1.355818 J.

What is the formula for converting Foot-pound force (ft⋅lbf) to Joule (J)?

Multiply the ft_lbf value by 1.355818.

Can I reverse the conversion?

Yes. 1 J = 0.737562 ft_lbf.

Conclusion

By applying the conversion factor shown above, you can reliably convert Foot-pound force (ft⋅lbf) to Joule (J) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Foot-pound force to Other Units

Foot-pound force to Joule

1 ft_lbf = 1.355817948 J

1 Foot-pound force (ft⋅lbf) = 1.355817948 Joules (J)

1 ft_lbf equals 1.355817948 Js.

Foot-pound force to Kilojoule

1 ft_lbf = 0.0013558179480000002 kJ

1 Foot-pound force (ft⋅lbf) = 0.0013558179480000002 Kilojoule (kJ)

1 ft_lbf equals 0.0013558179480000002 kJ.

Foot-pound force to Megajoule

1 ft_lbf = 0.000001355817948 MJ

1 Foot-pound force (ft⋅lbf) = 0.000001355817948 Megajoule (MJ)

1 ft_lbf equals 0.000001355817948 MJ.

Foot-pound force to Gigajoule

1 ft_lbf = 1.355817948e-9 GJ

1 Foot-pound force (ft⋅lbf) = 1.355817948e-9 Gigajoule (GJ)

1 ft_lbf equals 1.355817948e-9 GJ.

Foot-pound force to Watt-hour

1 ft_lbf = 0.00037661609666666667 Wh

1 Foot-pound force (ft⋅lbf) = 0.00037661609666666667 Watt-hour (Wh)

1 ft_lbf equals 0.00037661609666666667 Wh.

Foot-pound force to Kilowatt-hour

1 ft_lbf = 3.7661609666666667e-7 kWh

1 Foot-pound force (ft⋅lbf) = 3.7661609666666667e-7 Kilowatt-hour (kWh)

1 ft_lbf equals 3.7661609666666667e-7 kWh.

Foot-pound force to Megawatt-hour

1 ft_lbf = 3.766160966666667e-10 MWh

1 Foot-pound force (ft⋅lbf) = 3.766160966666667e-10 Megawatt-hour (MWh)

1 ft_lbf equals 3.766160966666667e-10 MWh.

Foot-pound force to Erg

1 ft_lbf = 13558179.480000002 erg

1 Foot-pound force (ft⋅lbf) = 13558179.480000002 Ergs

1 ft_lbf equals 13558179.480000002 ergs.

Foot-pound force to Calorie

1 ft_lbf = 0.32404826673040155 cal

1 Foot-pound force (ft⋅lbf) = 0.32404826673040155 Calorie (cal)

1 ft_lbf equals 0.32404826673040155 cal.

Foot-pound force to Kilocalorie

1 ft_lbf = 0.00032404826673040156 kcal

1 Foot-pound force (ft⋅lbf) = 0.00032404826673040156 Kilocalorie (kcal)

1 ft_lbf equals 0.00032404826673040156 kcal.

Foot-pound force to British Thermal Unit

1 ft_lbf = 0.0012850624116164011 BTU

1 Foot-pound force (ft⋅lbf) = 0.0012850624116164011 British Thermal Unit (BTU)

1 ft_lbf equals 0.0012850624116164011 BTU.

Foot-pound force to Horsepower-hour

1 ft_lbf = 5.050509823554852e-7 hp_h

1 Foot-pound force (ft⋅lbf) = 5.050509823554852e-7 Horsepower-hour (hp⋅h)

1 ft_lbf equals 5.050509823554852e-7 hp_h.

Foot-pound force to Therm

1 ft_lbf = 1.285062411616401e-8 therm_us

1 Foot-pound force (ft⋅lbf) = 1.285062411616401e-8 Therm (US)

1 ft_lbf equals 1.285062411616401e-8 therm_us.

Foot-pound force to Electronvolt

1 ft_lbf = 8462350025758771000 eV

1 Foot-pound force (ft⋅lbf) = 8462350025758771000 Electronvolts (eV)

1 ft_lbf equals 8462350025758771000 eVs.

Foot-pound force to Kiloelectronvolt

1 ft_lbf = 8462350025758772 keV

1 Foot-pound force (ft⋅lbf) = 8462350025758772 Kiloelectronvolts (keV)

1 ft_lbf equals 8462350025758772 keVs.

Foot-pound force to Megaelectronvolt

1 ft_lbf = 8462350025758.7705 MeV

1 Foot-pound force (ft⋅lbf) = 8462350025758.7705 Megaelectronvolts (MeV)

1 ft_lbf equals 8462350025758.7705 MeVs.

Foot-pound force to Gigaelectronvolt

1 ft_lbf = 8462350025.758771 GeV

1 Foot-pound force (ft⋅lbf) = 8462350025.758771 Gigaelectronvolts (GeV)

1 ft_lbf equals 8462350025.758771 GeVs.

Foot-pound force to Tonne of Oil Equivalent

1 ft_lbf = 3.238315534537117e-11 toe

1 Foot-pound force (ft⋅lbf) = 3.238315534537117e-11 Tonne of Oil Equivalent (toe)

1 ft_lbf equals 3.238315534537117e-11 toe.

Foot-pound force to Tonne of Coal Equivalent

1 ft_lbf = 4.6261650493387386e-11 tce

1 Foot-pound force (ft⋅lbf) = 4.6261650493387386e-11 Tonne of Coal Equivalent (tce)

1 ft_lbf equals 4.6261650493387386e-11 tce.

Foot-pound force to Hartree

1 ft_lbf = 310985627459771000 hartree

1 Foot-pound force (ft⋅lbf) = 310985627459771000 Hartrees

1 ft_lbf equals 310985627459771000 hartrees.

Convert Joule to Other Units

Joule to Kilojoule

1 J = 0.001 kJ

1 Joule (J) = 0.001 Kilojoule (kJ)

1 J equals 0.001 kJ.

Joule to Megajoule

1 J = 0.000001 MJ

1 Joule (J) = 0.000001 Megajoule (MJ)

1 J equals 0.000001 MJ.

Joule to Gigajoule

1 J = 1e-9 GJ

1 Joule (J) = 1e-9 Gigajoule (GJ)

1 J equals 1e-9 GJ.

Joule to Watt-hour

1 J = 0.0002777777777777778 Wh

1 Joule (J) = 0.0002777777777777778 Watt-hour (Wh)

1 J equals 0.0002777777777777778 Wh.

Joule to Kilowatt-hour

1 J = 2.7777777777777776e-7 kWh

1 Joule (J) = 2.7777777777777776e-7 Kilowatt-hour (kWh)

1 J equals 2.7777777777777776e-7 kWh.

Joule to Megawatt-hour

1 J = 2.7777777777777777e-10 MWh

1 Joule (J) = 2.7777777777777777e-10 Megawatt-hour (MWh)

1 J equals 2.7777777777777777e-10 MWh.

Joule to Erg

1 J = 10000000 erg

1 Joule (J) = 10000000 Ergs

1 J equals 10000000 ergs.

Joule to Calorie

1 J = 0.2390057361376673 cal

1 Joule (J) = 0.2390057361376673 Calorie (cal)

1 J equals 0.2390057361376673 cal.

Joule to Kilocalorie

1 J = 0.0002390057361376673 kcal

1 Joule (J) = 0.0002390057361376673 Kilocalorie (kcal)

1 J equals 0.0002390057361376673 kcal.

Joule to British Thermal Unit

1 J = 0.0009478133944988911 BTU

1 Joule (J) = 0.0009478133944988911 British Thermal Unit (BTU)

1 J equals 0.0009478133944988911 BTU.

Joule to Foot-pound force

1 J = 0.7375621494575464 ft_lbf

1 Joule (J) = 0.7375621494575464 Foot-pound force (ft⋅lbf)

1 J equals 0.7375621494575464 ft_lbf.

Joule to Horsepower-hour

1 J = 3.7250648813175704e-7 hp_h

1 Joule (J) = 3.7250648813175704e-7 Horsepower-hour (hp⋅h)

1 J equals 3.7250648813175704e-7 hp_h.

Joule to Therm

1 J = 9.478133944988911e-9 therm_us

1 Joule (J) = 9.478133944988911e-9 Therm (US)

1 J equals 9.478133944988911e-9 therm_us.

Joule to Electronvolt

1 J = 6241509074460763000 eV

1 Joule (J) = 6241509074460763000 Electronvolts (eV)

1 J equals 6241509074460763000 eVs.

Joule to Kiloelectronvolt

1 J = 6241509074460763 keV

1 Joule (J) = 6241509074460763 Kiloelectronvolts (keV)

1 J equals 6241509074460763 keVs.

Joule to Megaelectronvolt

1 J = 6241509074460.763 MeV

1 Joule (J) = 6241509074460.763 Megaelectronvolts (MeV)

1 J equals 6241509074460.763 MeVs.

Joule to Gigaelectronvolt

1 J = 6241509074.460762 GeV

1 Joule (J) = 6241509074.460762 Gigaelectronvolts (GeV)

1 J equals 6241509074.460762 GeVs.

Joule to Tonne of Oil Equivalent

1 J = 2.3884589662749594e-11 toe

1 Joule (J) = 2.3884589662749594e-11 Tonne of Oil Equivalent (toe)

1 J equals 2.3884589662749594e-11 toe.

Joule to Tonne of Coal Equivalent

1 J = 3.412084237535656e-11 tce

1 Joule (J) = 3.412084237535656e-11 Tonne of Coal Equivalent (tce)

1 J equals 3.412084237535656e-11 tce.

Joule to Hartree

1 J = 229371227839632480 hartree

1 Joule (J) = 229371227839632480 Hartrees

1 J equals 229371227839632480 hartrees.