All Unit Conversions

British Thermal Unit to Millijoule Converter

Quick Answer

1 BTU = 1055060 mJ

Formula: Millijoule = British Thermal Unit x 1055060

Formula verifiedLive calculation

From (British Thermal Unit)BTU

To (Millijoule)

1055060mJ

Quick values

British Thermal Unit to Millijoule Conversion Table

British Thermal Unit (BTU)	Millijoule (mJ)	Formula Step
1	1055060	1 x 1055060
2	2110120	2 x 1055060
3	3165180	3 x 1055060
4	4220240	4 x 1055060
5	5275300	5 x 1055060
6	6330360	6 x 1055060
7	7385420	7 x 1055060
8	8440480	8 x 1055060
9	9495540	9 x 1055060
10	10550600	10 x 1055060

Convert British Thermal Unit to Other Energy Units

British Thermal Unit to Watt Hour British Thermal Unit to Ton of TNT British Thermal Unit to Ton of Oil Equivalent British Thermal Unit to Ton of Coal Equivalent British Thermal Unit to Therm (US)British Thermal Unit to Therm (EC)British Thermal Unit to Therm British Thermal Unit to Terawatt Hour British Thermal Unit to Terajoule British Thermal Unit to Teraelectron Volt British Thermal Unit to Rydberg British Thermal Unit to Quintillion BTU British Thermal Unit to Quadrillion BTU British Thermal Unit to Planck Energy British Thermal Unit to Picojoule British Thermal Unit to Petajoule British Thermal Unit to Newton Meter British Thermal Unit to Nanojoule British Thermal Unit to Milliwatt Hour British Thermal Unit to Millijoule British Thermal Unit to Millicalorie British Thermal Unit to Microwatt Hour British Thermal Unit to Microjoule British Thermal Unit to Megawatt Hour British Thermal Unit to Megaton of TNT British Thermal Unit to Megajoule British Thermal Unit to Megaelectron Volt British Thermal Unit to Megacalorie British Thermal Unit to Liter-Atmosphere British Thermal Unit to Kilowatt Hour British Thermal Unit to Kiloton of TNT British Thermal Unit to Kilojoule British Thermal Unit to Kiloelectron Volt British Thermal Unit to Kilocalorie British Thermal Unit to Joule British Thermal Unit to Inch-Pound British Thermal Unit to Inch-Ounce British Thermal Unit to Horsepower Hour British Thermal Unit to Hartree British Thermal Unit to Gram-Force Meter British Thermal Unit to Gigawatt Hour British Thermal Unit to Gigajoule British Thermal Unit to Gigaelectron Volt British Thermal Unit to Foot-Poundal British Thermal Unit to Foot-Pound British Thermal Unit to Femtojoule British Thermal Unit to Exajoule British Thermal Unit to Erg British Thermal Unit to Electron Volt British Thermal Unit to Dyne Centimeter British Thermal Unit to Cubic Foot of Natural Gas British Thermal Unit to Calorie British Thermal Unit to Barrel of Oil Equivalent British Thermal Unit to Attojoule

Frequently Asked Questions

How do you convert British Thermal Unit to Millijoule?

Use the formula Millijoule = British Thermal Unit x 1055060. For example: 1 BTU = 1055060 mJ. Our calculator handles this automatically.

How many Millijoules in a British Thermal Unit?

1 BTU = 1055060 mJ.

Why would I need to convert British Thermal Unit to Millijoule?

Converting British Thermal Unit to Millijoule is useful for scientific calculations, engineering projects, international trade, and everyday measurements where different unit systems are used.

Energy reference calculator

Reference factors

1055060

mJ per BTU

9.4781e-7

BTU per mJ

Contents

Formula audit

Millijoule = British Thermal Unit x 1055060

1 BTU = 1055060 mJ

Results use the shared conversion engine and retain the full conversion rule before display formatting.

Unit reference

CategoryEnergy

Input unitBritish Thermal Unit (BTU)

Output unitMillijoule (mJ)