Convert British Thermal Unit to Foot-pound force Online

About British Thermal Unit to Foot-pound force Conversion

This converter converts British Thermal Unit (BTU) to Foot-pound force (ft⋅lbf). One British Thermal Unit (BTU) equals 778.1723214066789 Foot-pound force (ft⋅lbf).

Formula:

1 British Thermal Unit (BTU) = 778.1723214066789 Foot-pound force (ft⋅lbf)

Example:

1 BTU = 778.1723214066789 ft⋅lbf
2 BTU = 1556.3446428133577 ft⋅lbf

British Thermal Unit (BTU) to Foot-pound force (ft⋅lbf) Conversion

Convert British to Foot-pound using the exact conversion factor. This page provides the formula, worked examples, and real-world use cases for practical understanding.

Conversion Formula

Foot-pound = British × 778.172321

To convert British Thermal Unit (BTU) to Foot-pound force (ft⋅lbf), multiply the value by 778.172321. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 BTU to ft_lbf.

  • Step 1: Write the formula: ft_lbf = BTU × 778.172321
  • Step 2: Substitute: 1 × 778.172321
  • Step 3: Result: 778.172321 ft_lbf
So, 1 BTU = 778.172321 ft_lbf.

About the Units

British Thermal Unit (BTU)

One British Thermal Unit (BTU) equals 778.172321 Foot-pound force (ft⋅lbf)

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

Foot-pound force (ft⋅lbf)

One Foot-pound force (ft⋅lbf) equals 0.001285 British Thermal Unit (BTU)

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

Where This Conversion Is Used

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

Frequently Asked Questions

How many Foot-pound force (ft⋅lbf) are in 1 British Thermal Unit (BTU)?

1 BTU = 778.172321 ft_lbf.

What is the formula for converting British Thermal Unit (BTU) to Foot-pound force (ft⋅lbf)?

Multiply the BTU value by 778.172321.

Can I reverse the conversion?

Yes. 1 ft_lbf = 0.001285 BTU.

Conclusion

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

Quick Links for Unit Converters

Convert British Thermal Unit to Other Units

British Thermal Unit to Joule

1 BTU = 1055.06 J

1 British Thermal Unit (BTU) = 1055.06 Joules (J)

1 BTU equals 1055.06 Js.

British Thermal Unit to Kilojoule

1 BTU = 1.0550599999999999 kJ

1 British Thermal Unit (BTU) = 1.0550599999999999 Kilojoules (kJ)

1 BTU equals 1.0550599999999999 kJs.

British Thermal Unit to Megajoule

1 BTU = 0.00105506 MJ

1 British Thermal Unit (BTU) = 0.00105506 Megajoule (MJ)

1 BTU equals 0.00105506 MJ.

British Thermal Unit to Gigajoule

1 BTU = 0.00000105506 GJ

1 British Thermal Unit (BTU) = 0.00000105506 Gigajoule (GJ)

1 BTU equals 0.00000105506 GJ.

British Thermal Unit to Watt-hour

1 BTU = 0.29307222222222223 Wh

1 British Thermal Unit (BTU) = 0.29307222222222223 Watt-hour (Wh)

1 BTU equals 0.29307222222222223 Wh.

British Thermal Unit to Kilowatt-hour

1 BTU = 0.0002930722222222222 kWh

1 British Thermal Unit (BTU) = 0.0002930722222222222 Kilowatt-hour (kWh)

1 BTU equals 0.0002930722222222222 kWh.

British Thermal Unit to Megawatt-hour

1 BTU = 2.930722222222222e-7 MWh

1 British Thermal Unit (BTU) = 2.930722222222222e-7 Megawatt-hour (MWh)

1 BTU equals 2.930722222222222e-7 MWh.

British Thermal Unit to Erg

1 BTU = 10550600000 erg

1 British Thermal Unit (BTU) = 10550600000 Ergs

1 BTU equals 10550600000 ergs.

British Thermal Unit to Calorie

1 BTU = 252.16539196940724 cal

1 British Thermal Unit (BTU) = 252.16539196940724 Calories (cal)

1 BTU equals 252.16539196940724 cals.

British Thermal Unit to Kilocalorie

1 BTU = 0.25216539196940724 kcal

1 British Thermal Unit (BTU) = 0.25216539196940724 Kilocalorie (kcal)

1 BTU equals 0.25216539196940724 kcal.

British Thermal Unit to Foot-pound force

1 BTU = 778.1723214066789 ft_lbf

1 British Thermal Unit (BTU) = 778.1723214066789 Foot-pound forces (ft⋅lbf)

1 BTU equals 778.1723214066789 ft_lbves.

British Thermal Unit to Horsepower-hour

1 BTU = 0.00039301669536829153 hp_h

1 British Thermal Unit (BTU) = 0.00039301669536829153 Horsepower-hour (hp⋅h)

1 BTU equals 0.00039301669536829153 hp_h.

British Thermal Unit to Therm

1 BTU = 0.000009999999999999999 therm_us

1 British Thermal Unit (BTU) = 0.000009999999999999999 Therm (US)

1 BTU equals 0.000009999999999999999 therm_us.

British Thermal Unit to Electronvolt

1 BTU = 6.585166564100572e+21 eV

1 British Thermal Unit (BTU) = 6.585166564100572e+21 Electronvolts (eV)

1 BTU equals 6.585166564100572e+21 eVs.

British Thermal Unit to Kiloelectronvolt

1 BTU = 6585166564100572000 keV

1 British Thermal Unit (BTU) = 6585166564100572000 Kiloelectronvolts (keV)

1 BTU equals 6585166564100572000 keVs.

British Thermal Unit to Megaelectronvolt

1 BTU = 6585166564100572 MeV

1 British Thermal Unit (BTU) = 6585166564100572 Megaelectronvolts (MeV)

1 BTU equals 6585166564100572 MeVs.

British Thermal Unit to Gigaelectronvolt

1 BTU = 6585166564100.571 GeV

1 British Thermal Unit (BTU) = 6585166564100.571 Gigaelectronvolts (GeV)

1 BTU equals 6585166564100.571 GeVs.

British Thermal Unit to Tonne of Oil Equivalent

1 BTU = 2.5199675169580585e-8 toe

1 British Thermal Unit (BTU) = 2.5199675169580585e-8 Tonne of Oil Equivalent (toe)

1 BTU equals 2.5199675169580585e-8 toe.

British Thermal Unit to Tonne of Coal Equivalent

1 BTU = 3.599953595654369e-8 tce

1 British Thermal Unit (BTU) = 3.599953595654369e-8 Tonne of Coal Equivalent (tce)

1 BTU equals 3.599953595654369e-8 tce.

British Thermal Unit to Hartree

1 BTU = 242000407644482630000 hartree

1 British Thermal Unit (BTU) = 242000407644482630000 Hartrees

1 BTU equals 242000407644482630000 hartrees.

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.