Convert Horsepower-hour to British Thermal Unit Online

About Horsepower-hour to British Thermal Unit Conversion

This converter converts Horsepower-hour (hp⋅h) to British Thermal Unit (BTU). One Horsepower-hour (hp⋅h) equals 2544.4211703599794 British Thermal Unit (BTU).

Formula:

1 Horsepower-hour (hp⋅h) = 2544.4211703599794 British Thermal Unit (BTU)

Example:

1 hp⋅h = 2544.4211703599794 BTU
2 hp⋅h = 5088.842340719959 BTU

Horsepower-hour (hp⋅h) to British Thermal Unit (BTU) Conversion

Horsepower-hour to British conversion explained with exact factors, step-by-step examples, and situations where this conversion is commonly used.

Conversion Formula

British = Horsepower-hour × 2544.42117

To convert Horsepower-hour (hp⋅h) to British Thermal Unit (BTU), multiply the value by 2544.42117. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 hp_h to BTU.

  • Step 1: Write the formula: BTU = hp_h × 2544.42117
  • Step 2: Substitute: 1 × 2544.42117
  • Step 3: Result: 2544.42117 BTU
So, 1 hp_h = 2544.42117 BTU.

About the Units

Horsepower-hour (hp⋅h)

One Horsepower-hour (hp⋅h) equals 2544.42117 British Thermal Unit (BTU)

Used for extremely large distances such as astronomical or planetary scales.

British Thermal Unit (BTU)

One British Thermal Unit (BTU) equals 0.000393 Horsepower-hour (hp⋅h)

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

Where This Conversion Is Used

  • Converting values from Horsepower-hour to British for engineering or scientific workflows.
  • Used when normalizing mixed-unit datasets requiring consistent British representation.
  • Applied when comparing different measurement systems across tools and documents.
  • Essential in astronomy, orbital mechanics, and large-scale simulations.

Frequently Asked Questions

How many British Thermal Unit (BTU) are in 1 Horsepower-hour (hp⋅h)?

1 hp_h = 2544.42117 BTU.

What is the formula for converting Horsepower-hour (hp⋅h) to British Thermal Unit (BTU)?

Multiply the hp_h value by 2544.42117.

Can I reverse the conversion?

Yes. 1 BTU = 0.000393 hp_h.

Conclusion

By applying the conversion factor shown above, you can reliably convert Horsepower-hour (hp⋅h) to British Thermal Unit (BTU) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Horsepower-hour to Other Units

Horsepower-hour to Joule

1 hp_h = 2684517 J

1 Horsepower-hour (hp⋅h) = 2684517 Joules (J)

1 hp_h equals 2684517 Js.

Horsepower-hour to Kilojoule

1 hp_h = 2684.517 kJ

1 Horsepower-hour (hp⋅h) = 2684.517 Kilojoules (kJ)

1 hp_h equals 2684.517 kJs.

Horsepower-hour to Megajoule

1 hp_h = 2.684517 MJ

1 Horsepower-hour (hp⋅h) = 2.684517 Megajoules (MJ)

1 hp_h equals 2.684517 MJs.

Horsepower-hour to Gigajoule

1 hp_h = 0.002684517 GJ

1 Horsepower-hour (hp⋅h) = 0.002684517 Gigajoule (GJ)

1 hp_h equals 0.002684517 GJ.

Horsepower-hour to Watt-hour

1 hp_h = 745.6991666666667 Wh

1 Horsepower-hour (hp⋅h) = 745.6991666666667 Watt-hours (Wh)

1 hp_h equals 745.6991666666667 Whs.

Horsepower-hour to Kilowatt-hour

1 hp_h = 0.7456991666666667 kWh

1 Horsepower-hour (hp⋅h) = 0.7456991666666667 Kilowatt-hour (kWh)

1 hp_h equals 0.7456991666666667 kWh.

Horsepower-hour to Megawatt-hour

1 hp_h = 0.0007456991666666666 MWh

1 Horsepower-hour (hp⋅h) = 0.0007456991666666666 Megawatt-hour (MWh)

1 hp_h equals 0.0007456991666666666 MWh.

Horsepower-hour to Erg

1 hp_h = 26845170000000 erg

1 Horsepower-hour (hp⋅h) = 26845170000000 Ergs

1 hp_h equals 26845170000000 ergs.

Horsepower-hour to Calorie

1 hp_h = 641614.9617590822 cal

1 Horsepower-hour (hp⋅h) = 641614.9617590822 Calories (cal)

1 hp_h equals 641614.9617590822 cals.

Horsepower-hour to Kilocalorie

1 hp_h = 641.6149617590822 kcal

1 Horsepower-hour (hp⋅h) = 641.6149617590822 Kilocalories (kcal)

1 hp_h equals 641.6149617590822 kcals.

Horsepower-hour to British Thermal Unit

1 hp_h = 2544.4211703599794 BTU

1 Horsepower-hour (hp⋅h) = 2544.4211703599794 British Thermal Units (BTU)

1 hp_h equals 2544.4211703599794 BTUs.

Horsepower-hour to Foot-pound force

1 hp_h = 1979998.1287753242 ft_lbf

1 Horsepower-hour (hp⋅h) = 1979998.1287753242 Foot-pound forces (ft⋅lbf)

1 hp_h equals 1979998.1287753242 ft_lbves.

Horsepower-hour to Therm

1 hp_h = 0.025444211703599794 therm_us

1 Horsepower-hour (hp⋅h) = 0.025444211703599794 Therm (US)

1 hp_h equals 0.025444211703599794 therm_us.

Horsepower-hour to Electronvolt

1 hp_h = 1.6755437216044185e+25 eV

1 Horsepower-hour (hp⋅h) = 1.6755437216044185e+25 Electronvolts (eV)

1 hp_h equals 1.6755437216044185e+25 eVs.

Horsepower-hour to Kiloelectronvolt

1 hp_h = 1.6755437216044184e+22 keV

1 Horsepower-hour (hp⋅h) = 1.6755437216044184e+22 Kiloelectronvolts (keV)

1 hp_h equals 1.6755437216044184e+22 keVs.

Horsepower-hour to Megaelectronvolt

1 hp_h = 16755437216044182000 MeV

1 Horsepower-hour (hp⋅h) = 16755437216044182000 Megaelectronvolts (MeV)

1 hp_h equals 16755437216044182000 MeVs.

Horsepower-hour to Gigaelectronvolt

1 hp_h = 16755437216044182 GeV

1 Horsepower-hour (hp⋅h) = 16755437216044182 Gigaelectronvolts (GeV)

1 hp_h equals 16755437216044182 GeVs.

Horsepower-hour to Tonne of Oil Equivalent

1 hp_h = 0.00006411858698767555 toe

1 Horsepower-hour (hp⋅h) = 0.00006411858698767555 Tonne of Oil Equivalent (toe)

1 hp_h equals 0.00006411858698767555 toe.

Horsepower-hour to Tonne of Coal Equivalent

1 hp_h = 0.00009159798141096508 tce

1 Horsepower-hour (hp⋅h) = 0.00009159798141096508 Tonne of Coal Equivalent (tce)

1 hp_h equals 0.00009159798141096508 tce.

Horsepower-hour to Hartree

1 hp_h = 6.157509604463667e+23 hartree

1 Horsepower-hour (hp⋅h) = 6.157509604463667e+23 Hartrees

1 hp_h equals 6.157509604463667e+23 hartrees.

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.