kilocalorie (kcal) → British thermal unit (BTU)

1 kcal = 3.97 BTU · ⇄ British thermal unit (BTU) → kilocalorie (kcal)

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⚙ Output Number Format1,234.56

All units in this category

Converted Value
jouleJ—
kilojoulekJ—
megajouleMJ—
gigajouleGJ—
watt-hourWh—
kilowatt-hourkWh—
megawatt-hourMWh—
caloriecal—
kilocaloriekcal—
British thermal unitBTU—
thermthm—
electronvolteV—
ergerg—
foot-poundft⋅lbf—
ton of TNTtTNT—
tonne of oil equivalenttoe—

Conversion Formula & Definition

BTU = kcal × 3.97

1 kilocalorie (kcal) = 3.97 British thermal unit (BTU).

Popular Conversions (Energy)

Quick Conversion Reference Table: kilocalorie (kcal) → British thermal unit (BTU)

kilocalorie (kcal)British thermal unit (BTU)
0.1 kcal0.397 BTU
0.5 kcal1.98 BTU
1 kcal3.97 BTU
2 kcal7.93 BTU
5 kcal19.83 BTU
10 kcal39.66 BTU
20 kcal79.31 BTU
50 kcal198.28 BTU
100 kcal396.57 BTU
250 kcal991.42 BTU
500 kcal1,982.83 BTU
1,000 kcal3,965.67 BTU