Btu to Calorie [I.T.] converter

1 Btu = 251.9958 calorie [I.T.]1 calorie [I.T.] = 0.003968321 Btu


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The result of your conversion between Btu and calorie [I.T.] appears here

How to convert Btu to Calorie [I.T.]

Multiply the value in Btu by 251.9958 to get the result in calorie [I.T.].

Example: 5 Btu × 251.9958 = 1,259.979 cal

Btu to Calorie [I.T.] conversion table

BtuCalorie [I.T.]
0.1 Btu25.19958 cal
0.5 Btu125.9979 cal
1 Btu251.9958 cal
2 Btu503.9915 cal
3 Btu755.9873 cal
4 Btu1,007.983 cal
5 Btu1,259.979 cal
10 Btu2,519.958 cal
15 Btu3,779.937 cal
20 Btu5,039.915 cal
25 Btu6,299.894 cal
50 Btu12,599.79 cal
100 Btu25,199.58 cal
500 Btu125,997.9 cal
1,000 Btu251,995.8 cal
Calorie [I.T.]Btu
0.1 cal0.0003968321 Btu
0.5 cal0.00198416 Btu
1 cal0.003968321 Btu
2 cal0.007936641 Btu
3 cal0.01190496 Btu
4 cal0.01587328 Btu
5 cal0.0198416 Btu
10 cal0.03968321 Btu
15 cal0.05952481 Btu
20 cal0.07936641 Btu
25 cal0.09920801 Btu
50 cal0.198416 Btu
100 cal0.3968321 Btu
500 cal1.98416 Btu
1,000 cal3.968321 Btu

Frequently asked questions

How much is 1 Btu in calorie [I.T.]?

1 Btu = 251.9958 calorie [I.T.].

How much is 1 calorie [I.T.] in Btu?

1 calorie [I.T.] = 0.003968321 Btu.

How do I convert Btu to calorie [I.T.]?

Multiply the value in Btu by 251.9958 to get the result in calorie [I.T.]. Example: 5 Btu × 251.9958 = 1,259.979 cal.

About Btu

Btu (Btu) is a unit of energy.

1 Btu = 1,055.056 joule (J)
1 Btu = 251.9958 calorie [I.T.] (cal)
1 joule = 0.0009478171 Btu

Use the converter above to convert Btu into any other unit of energy.

About Calorie [I.T.]

Calorie [I.T.] (cal) is a unit of energy. "I.T." stands for the International Table definition.

1 calorie [I.T.] = 4.1868 joule (J)
1 joule = 0.2388459 calorie [I.T.]

Use the converter above to convert calorie [I.T.] into any other unit of energy.

Convert Btu to other units

attojoule Board of Trade unit Btu [thermochemical] calorie [15° C] Calorie [nutritional] calorie [thermochemical] celsius heat unit centijoule cheval vapeur heure decijoule dekajoule dekawatt hour dekatherm electronvolt erg exajoule exawatt hour femtojoule foot pound foot poundal gallon [UK] of automotive gasoline gallon [U.S.] of automotive gasoline gallon [UK] of aviation gasoline gallon [U.S.] of aviation gasoline gallon [UK] of diesel oil gallon [U.S.] of diesel oil gallon [UK] of distilate #2 fuel oil gallon [U.S.] of distilate #2 fuel oil gallon [UK] of kerosene type jet fuel gallon [U.S.] of kerosene type jet fuel gallon [UK] of LPG gallon [U.S.] of LPG gallon [UK] of naphtha type jet fuel gallon [U.S.] of naphtha type jet fuel gallon [UK] of kerosene gallon [U.S.] of kerosene gallon [UK] of residual fuel oil gallon [U.S.] of residual fuel oil gigaelectronvolt gigacalorie [I.T.] gigacalorie [15° C] gigajoule gigawatt hour gram calorie hartree hectojoule hectowatt hour horsepower hour hundred cubic foot of natural gas inch ounce inch pound joule kilocalorie [15° C] kilocalorie [I.T.] kilocalorie [thermochemical] kiloelectronvolt kilogram calorie kilogram-force meter kilojoule kilopond meter kiloton [explosive] kilowatt hour liter atmosphere megaelectronvolt megacalorie [I.T.] megacalorie [15° C] megajoule megalerg megaton [explosive] megawatthour meter kilogram-force microjoule millijoule myriawatt hour nanojoule newton meter petajoule petawatthour pferdestärkenstunde picojoule Q unit quad teraelectronvolt terajoule terawatthour therm [Europe] therm [U.S. (uncommon)] thermie ton [explosive] tonne of coal equivalent tonne of oil equivalent watthour wattsecond yoctojoule yottajoule yottawatthour zeptojoule zettajoule zettawatthour