Joule to British Thermal Unit Converter

Quick Answer

1 J = 0.000947813 BTU

Formula: British Thermal Unit = Joule x 0.000947813

Formula verifiedLive calculation
To (British Thermal Unit)
0.000947813BTU

Quick values

Joule to British Thermal Unit Conversion Table

Joule (J)British Thermal Unit (BTU)
10.000947813
20.00189563
30.00284344
40.00379125
50.00473907
60.00568688
70.00663469
80.00758251
90.00853032
100.00947813

Convert Joule to Other Energy Units

Frequently Asked Questions

How do you convert Joule to British Thermal Unit?
Use the formula British Thermal Unit = Joule x 0.000947813. For example: 1 J = 0.000947813 BTU. Our calculator handles this automatically.
How many British Thermal Units in a Joule?
1 J = 0.000947813 BTU.
Why would I need to convert Joule to British Thermal Unit?
Converting Joule to British Thermal Unit is useful for scientific calculations, engineering projects, international trade, and everyday measurements where different unit systems are used.

Energy reference calculator

Reference factors

0.000947813

BTU per J

1055.06

J per BTU

Contents

Formula audit

British Thermal Unit = Joule x 0.000947813

1 J = 0.000947813 BTU

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

Unit reference

CategoryEnergy
Input unitJoule (J)
Output unitBritish Thermal Unit (BTU)