How many joules are in a British thermal unit (IT)?

One IT British thermal unit is approximately 1,055.056 joules.

Detailed answer

This tool uses the international table BTU (IT): 1 BTU ≈ 1,055.05585262 J. HVAC equipment and US datasheets often quote BTU or BTU/h.

Relationship context

BTU connects imperial heating/cooling ratings to SI joules for efficiency comparisons.

Quick conversion table

British Thermal Unit (btu)Joule (j)
0.1105.505585262
11,055.05585262
22,110.11170524
33,165.16755786
44,220.22341048
55,275.2792631
66,330.33511572
77,385.39096834
88,440.44682096
99,495.50267358
British Thermal Unit (btu)Joule (j)
1010,550.5585262
2021,101.1170524
3031,651.6755786
4042,202.2341048
5052,752.792631
6063,303.3511572
7073,853.9096834
8084,404.4682096
9094,955.0267358
100105,505.585262

More British Thermal Units converters

Dedicated pages from British Thermal Unit to every other hub energy unit (kilocalorie, kilowatt-hour, calorie, joule, kilojoule, watt-hour, BTU, electronvolt).