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1 British thermal units to kilojoules

Convert British thermal units to kilojoules instantly with this free British thermal units to kilojoules converter. Enter any value to get an accurate energy conversion, plus the formula, the conversion factor and a full reference table.

What is 1 British thermal unit in kilojoules?

1 British thermal unit is equal to 1.05505585 kilojoules.

1 × 1.05505585 = 1.05505585 kilojoules

Result1.055055853

1 British thermal unit = 1.055055853 kilojoules

British thermal units to Kilojoules formula

kJ = BTU × 1.05505585

The British thermal units to kilojoules conversion factor is 1.05505585262 (rounded). 1 British thermal unit = 1.05505585262 kilojoules, and 1 kilojoule = 0.947817120313 British thermal units.

Worked examples

  • 2 British thermal units = 2.11011171 kilojoules2 × 1.05505585 = 2.11011171 kilojoules
  • 6 British thermal units = 6.33033512 kilojoules6 × 1.05505585 = 6.33033512 kilojoules
  • 10 British thermal units = 10.5505585 kilojoules10 × 1.05505585 = 10.5505585 kilojoules

British thermal units to Kilojoules conversion table

Every value below is calculated with the exact conversion factor and rounded for display.

British thermal units to kilojoules conversion table
British thermal units (BTU)Kilojoules (kJ)
1 BTU1.0550559 kJ
2 BTU2.1101117 kJ
3 BTU3.1651676 kJ
4 BTU4.2202234 kJ
5 BTU5.2752793 kJ
6 BTU6.3303351 kJ
7 BTU7.385391 kJ
8 BTU8.4404468 kJ
9 BTU9.4955027 kJ
10 BTU10.550559 kJ
12 BTU12.66067 kJ
15 BTU15.825838 kJ
20 BTU21.101117 kJ
25 BTU26.376396 kJ
30 BTU31.651676 kJ
50 BTU52.752793 kJ
75 BTU79.129189 kJ
100 BTU105.50559 kJ
500 BTU527.52793 kJ
1,000 BTU1,055.0559 kJ

Common British thermal units values

Frequently asked questions

What is 1 British thermal unit in kilojoules?
1 British thermal unit is equal to 1.05505585 kilojoules.
How many British thermal units are in one kilojoule?
There are 0.94781712 British thermal units in 1 kilojoule.
How do you convert British thermal units to kilojoules?
Multiply the number of British thermal units by 1.05505585 — or use the formula kJ = BTU × 1.05505585.
What is 6 British thermal units in kilojoules?
6 British thermal units is 6.33033512 kilojoules. 6 × 1.05505585 = 6.33033512 kilojoules.
Is the British thermal units to kilojoules conversion exact?
The factor 1.05505585262 is a rounded value because at least one of these units is defined by measurement rather than by an exact definition.