NiftyRecipe Online energy conversion
kJ/kWh 0.000278 kcal/cal 1000 MJ/kcal 239.005736 kJ/cal 239.005736 kJ/kcal 0.239006 kcal/BTU 3.965667
kcal / BTU

1000 kilocalories in BTU

3965.666831 BTU

1 kcal = 3.965667 BTU · factor

This is energy conversion only-not a room-temperature or duct-size calculator.

Enter a value and click Calculate - opens the page with the new result

Common values

BTU to kilocalorie 1 kilocalorie in BTU 2 kilocalories in BTU 3 kilocalories in BTU 4 kilocalories in BTU 5 kilocalories in BTU 6 kilocalories in BTU 8 kilocalories in BTU 10 kilocalories in BTU 12 kilocalories in BTU 15 kilocalories in BTU

Same amount, other units

1000 kilocalories → kJ 1000 kilocalories → cal 1000 kilocalories → kWh 1000 kilocalories → MJ

Related converters

kcal → kJ kcal → cal kcal → kWh kcal → MJ kcal → J kcal → Wh
Formula: kilocalorie to BTU

BTU = kcal × 3.965667 (1 KCAL = 3.965667 BTU)

Reference values: kilocalorie → BTU
kcal BTU
1 kcal 3.965667 BTU
100 kcal 396.566683 BTU
200 kcal 793.133366 BTU
500 kcal 1982.833416 BTU
1000 kcal 3965.666831 BTU
2000 kcal 7931.333663 BTU

All amounts for this pair

FAQ for kcal → BTU
1000 kilocalories in BTU

1000 kilocalories is 3965.666831 BTU on NiftyRecipe using a fixed thermal-energy factor.

British thermal units show up on air-conditioner nameplates, furnace ratings and heating-load notes. Converting them to kcal, kJ or kWh uses 1 kilocalorie = 3.965667 BTU, so this amount becomes 3965.666831 BTU. Reverse: 1 BTU ≈ 0.252164 kilocalorie.

The text stays on capacity and energy equivalence-not oven temperatures or duct geometry-so these pages stay distinct from food-label converters. Adjust the amount above for different appliance ratings or textbook examples.