Convert Foot-pound to British using the exact conversion factor. This page provides the formula, reference values, and practical context for engineering, technical calculations, and professional measurement use.
Foot-pound force (ft⋅lbf) = British Thermal Unit (BTU) × 0.001285
To convert Foot-pound force (ft⋅lbf) to British Thermal Unit (BTU), multiply the value by 0.001285. The conversion factor is based on standardized unit definitions and is suitable for engineering analysis, system design, and professional measurement workflows.
Convert 1 ft_lbf to BTU.
So, 1 ft_lbf = 0.001285 BTU.
One Foot-pound force (ft⋅lbf) equals 0.001285 British Thermal Unit (BTU)
Units of energy are standardized measurements used to quantify work, heat transfer, and energy consumption in mechanical, electrical, and thermal systems.
One British Thermal Unit (BTU) equals 0.001285 Foot-pound force (ft⋅lbf)
Units of energy are standardized measurements used to quantify work, heat transfer, and energy consumption in mechanical, electrical, and thermal systems.
How many British Thermal Unit (BTU) are in 1 Foot-pound force (ft⋅lbf)?
1 Foot-pound force (ft⋅lbf) = 0.001285 British Thermal Unit (BTU).
How many British Thermal Unit (BTU) are in one Foot-pound force (ft⋅lbf)?
One Foot-pound force (ft⋅lbf) equals 0.001285 British Thermal Unit (BTU).
How many BTU are in one ft_lbf?
One ft_lbf equals 0.001285 BTU.
What is the formula for converting Foot-pound force (ft⋅lbf) to British Thermal Unit (BTU)?
Multiply the Foot-pound force (ft⋅lbf) value by 0.001285.
Can I reverse the conversion?
Yes. 1 British Thermal Unit (BTU) = 778.172321 Foot-pound forces (ft⋅lbf).
Is this Foot-pound force (ft⋅lbf) to British Thermal Unit (BTU) conversion accurate for engineering use?
Yes. The conversion uses a standardized conversion factor suitable for engineering calculations, technical analysis, and professional reference.
Can this conversion be used for scientific or technical calculations?
Yes. This conversion is appropriate for scientific analysis, engineering calculations, simulations, and technical documentation where unit consistency is required.
By applying the conversion factor shown above, you can convert Foot-pound force (ft⋅lbf) to British Thermal Unit (BTU) for power generation analysis, consumption tracking, and energy system planning.
1 ft_lbf = 1.35582 J
1 Foot-pound force (ft⋅lbf) = 1.35582 Joules (J)
One Foot-pound force (ft⋅lbf) equals 1.35582 Joules (J)
1 ft_lbf = 0.00136 kJ
1 Foot-pound force (ft⋅lbf) = 0.00136 Kilojoule (kJ)
One Foot-pound force (ft⋅lbf) equals 0.00136 Kilojoule (kJ)
1 ft_lbf = 1.35582 × 10⁻⁶ MJ
1 Foot-pound force (ft⋅lbf) = 1.35582 × 10⁻⁶ Megajoule (MJ)
One Foot-pound force (ft⋅lbf) equals 1.35582 × 10⁻⁶ Megajoule (MJ)
1 ft_lbf = 1.35582 × 10⁻⁹ GJ
1 Foot-pound force (ft⋅lbf) = 1.35582 × 10⁻⁹ Gigajoule (GJ)
One Foot-pound force (ft⋅lbf) equals 1.35582 × 10⁻⁹ Gigajoule (GJ)
1 ft_lbf = 0.00038 Wh
1 Foot-pound force (ft⋅lbf) = 0.00038 Watt-hour (Wh)
One Foot-pound force (ft⋅lbf) equals 0.00038 Watt-hour (Wh)
1 ft_lbf = 3.76616 × 10⁻⁷ kWh
1 Foot-pound force (ft⋅lbf) = 3.76616 × 10⁻⁷ Kilowatt-hour (kWh)
One Foot-pound force (ft⋅lbf) equals 3.76616 × 10⁻⁷ Kilowatt-hour (kWh)
1 ft_lbf = 3.76616 × 10⁻¹⁰ MWh
1 Foot-pound force (ft⋅lbf) = 3.76616 × 10⁻¹⁰ Megawatt-hour (MWh)
One Foot-pound force (ft⋅lbf) equals 3.76616 × 10⁻¹⁰ Megawatt-hour (MWh)
1 ft_lbf = 1.35582 × 10⁷ erg
1 Foot-pound force (ft⋅lbf) = 1.35582 × 10⁷ Ergs
One Foot-pound force (ft⋅lbf) equals 1.35582 × 10⁷ Ergs
1 ft_lbf = 0.32405 cal
1 Foot-pound force (ft⋅lbf) = 0.32405 Calorie (cal)
One Foot-pound force (ft⋅lbf) equals 0.32405 Calorie (cal)
1 ft_lbf = 0.00032 kcal
1 Foot-pound force (ft⋅lbf) = 0.00032 Kilocalorie (kcal)
One Foot-pound force (ft⋅lbf) equals 0.00032 Kilocalorie (kcal)
1 ft_lbf = 0.00129 BTU
1 Foot-pound force (ft⋅lbf) = 0.00129 British Thermal Unit (BTU)
One Foot-pound force (ft⋅lbf) equals 0.00129 British Thermal Unit (BTU)
1 ft_lbf = 5.05051 × 10⁻⁷ hp_h
1 Foot-pound force (ft⋅lbf) = 5.05051 × 10⁻⁷ Horsepower-hour (hp⋅h)
One Foot-pound force (ft⋅lbf) equals 5.05051 × 10⁻⁷ Horsepower-hour (hp⋅h)
1 ft_lbf = 1.28506 × 10⁻⁸ therm_us
1 Foot-pound force (ft⋅lbf) = 1.28506 × 10⁻⁸ Therm (US)
One Foot-pound force (ft⋅lbf) equals 1.28506 × 10⁻⁸ Therm (US)
1 ft_lbf = 8.46235 × 10¹⁸ eV
1 Foot-pound force (ft⋅lbf) = 8.46235 × 10¹⁸ Electronvolts (eV)
One Foot-pound force (ft⋅lbf) equals 8.46235 × 10¹⁸ Electronvolts (eV)
1 ft_lbf = 8.46235 × 10¹⁵ keV
1 Foot-pound force (ft⋅lbf) = 8.46235 × 10¹⁵ Kiloelectronvolts (keV)
One Foot-pound force (ft⋅lbf) equals 8.46235 × 10¹⁵ Kiloelectronvolts (keV)
1 ft_lbf = 8.46235 × 10¹² MeV
1 Foot-pound force (ft⋅lbf) = 8.46235 × 10¹² Megaelectronvolts (MeV)
One Foot-pound force (ft⋅lbf) equals 8.46235 × 10¹² Megaelectronvolts (MeV)
1 ft_lbf = 8.46235 × 10⁹ GeV
1 Foot-pound force (ft⋅lbf) = 8.46235 × 10⁹ Gigaelectronvolts (GeV)
One Foot-pound force (ft⋅lbf) equals 8.46235 × 10⁹ Gigaelectronvolts (GeV)
1 ft_lbf = 3.23832 × 10⁻¹¹ toe
1 Foot-pound force (ft⋅lbf) = 3.23832 × 10⁻¹¹ Tonne of Oil Equivalent (toe)
One Foot-pound force (ft⋅lbf) equals 3.23832 × 10⁻¹¹ Tonne of Oil Equivalent (toe)
1 ft_lbf = 4.62617 × 10⁻¹¹ tce
1 Foot-pound force (ft⋅lbf) = 4.62617 × 10⁻¹¹ Tonne of Coal Equivalent (tce)
One Foot-pound force (ft⋅lbf) equals 4.62617 × 10⁻¹¹ Tonne of Coal Equivalent (tce)
1 ft_lbf = 3.10986 × 10¹⁷ hartree
1 Foot-pound force (ft⋅lbf) = 3.10986 × 10¹⁷ Hartrees
One Foot-pound force (ft⋅lbf) equals 3.10986 × 10¹⁷ Hartrees