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# ENERGY Units Conversionbritish-thermal-unit-ISO to kilocalories

1 British Thermal Unit ISO
= 0.25216443594646 Kilocalories

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Category: energy
Conversion: British Thermal Unit ISO to Kilocalories
The base unit for energy is joules (Non-SI/Derived Unit)
[British Thermal Unit ISO] symbol/abbrevation: (BTUiso)
[Kilocalories] symbol/abbrevation: (kcal)

How to convert British Thermal Unit ISO to Kilocalories (BTUiso to kcal)?
1 BTUiso = 0.25216443594646 kcal.
1 x 0.25216443594646 kcal = 0.25216443594646 Kilocalories.
Always check the results; rounding errors may occur.

Definition:
In relation to the base unit of [energy] => (joules), 1 British Thermal Unit ISO (BTUiso) is equal to 1055.056 joules, while 1 Kilocalories (kcal) = 4184 joules.
1 British Thermal Unit ISO to common energy units
1 BTUiso = 1055.056 joules (J)
1 BTUiso = 1.055056 kilojoules (kJ)
1 BTUiso = 252.16443594646 calories (cal)
1 BTUiso = 0.25216443594646 kilocalories (kcal)
1 BTUiso = 6.5851277634223E+21 electron volt (eV)
1 BTUiso = 0.29307111111111 watt hour (Wh)
1 BTUiso = 2.4199953024765E+20 atomic unit of energy (au)
1 BTUiso = 2.5216443594646E-7 tons of TNT (tTNT)
1 BTUiso = 778.16937096787 foot pound force (ft lbf)
1 BTUiso = 10550560000 ergs (ergs)
British Thermal Unit ISOto Kilocalories (table conversion)
1 BTUiso = 0.25216443594646 kcal
2 BTUiso = 0.50432887189293 kcal
3 BTUiso = 0.75649330783939 kcal
4 BTUiso = 1.0086577437859 kcal
5 BTUiso = 1.2608221797323 kcal
6 BTUiso = 1.5129866156788 kcal
7 BTUiso = 1.7651510516252 kcal
8 BTUiso = 2.0173154875717 kcal
9 BTUiso = 2.2694799235182 kcal
10 BTUiso = 2.5216443594646 kcal
20 BTUiso = 5.0432887189293 kcal
30 BTUiso = 7.5649330783939 kcal
40 BTUiso = 10.086577437859 kcal
50 BTUiso = 12.608221797323 kcal
60 BTUiso = 15.129866156788 kcal
70 BTUiso = 17.651510516252 kcal
80 BTUiso = 20.173154875717 kcal
90 BTUiso = 22.694799235182 kcal
100 BTUiso = 25.216443594646 kcal
200 BTUiso = 50.432887189293 kcal
300 BTUiso = 75.649330783939 kcal
400 BTUiso = 100.86577437859 kcal
500 BTUiso = 126.08221797323 kcal
600 BTUiso = 151.29866156788 kcal
700 BTUiso = 176.51510516252 kcal
800 BTUiso = 201.73154875717 kcal
900 BTUiso = 226.94799235182 kcal
1000 BTUiso = 252.16443594646 kcal
2000 BTUiso = 504.32887189293 kcal
4000 BTUiso = 1008.6577437859 kcal
5000 BTUiso = 1260.8221797323 kcal
7500 BTUiso = 1891.2332695985 kcal
10000 BTUiso = 2521.6443594646 kcal
25000 BTUiso = 6304.1108986616 kcal
50000 BTUiso = 12608.221797323 kcal
100000 BTUiso = 25216.443594646 kcal
1000000 BTUiso = 252164.43594646 kcal
1000000000 BTUiso = 252164435.94646 kcal
(British Thermal Unit ISO) to (Kilocalories) conversions