⚡ kcal to BTU — Kilocalorie (Cal) to BTU Converter

Convert energy units — joules, calories, kilowatt-hours, BTU, kilojoules.

Formula 1 kcal = 3.9656512 BTU
UnitNameValue
J Joule 4184
kJ Kilojoule 4.184
cal Calorie 1000
kWh Kilowatt-hour 0.0011622222
BTU BTU 3.9656512

About Kilocalorie (Cal) to BTU Conversion

The Kilocalorie (Cal) (kcal) and the BTU (BTU) are both units of energy. Converting between them is straightforward using the formula above.

Formula: 1 kcal = 3.9656512 BTU

This converter uses internationally recognized conversion factors. All calculations are performed client-side in your browser — no data is sent to any server.

Frequently Asked Questions

How do I convert Kilocalorie (Cal) to BTU?

Use the converter above — enter your value in Kilocalorie (Cal) and the result appears instantly in BTU. The formula is: 1 kcal = 3.9656512 BTU

How many BTU are in 100 Kilocalorie (Cal)?

100 kcal = 396.56512 BTU

What is 1 Kilocalorie (Cal) in BTU?

1 kcal = 3.9656512 BTU

Is this Kilocalorie (Cal) to BTU converter free?

Yes — Unitafy is completely free, requires no signup, and works instantly in your browser.