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Kilocalories to Watt-hours Converter

Free instant kcal → Wh converter. No signup, no uploads — everything is calculated privately in your browser.

Value

From

1 kcal = 1.16222 watt-hours

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Quick Answer

1 kilocalorie equals 1.16222 watt-hours. To convert kilocalories to watt-hours, multiply the value by this factor.

Key Facts

Reverse: 1 watt-hour = 0.860421 kilocalories.

Kilocalories to Watt-hours Formula

Formula: value × 1.16222

Prefer to skip the math? Type any value in the converter above and it converts instantly.

Kilocalories to Watt-hours Conversion Table

Kilocalories (kcal)	Watt-hours (Wh)
1 kcal	1.16222 Wh
2 kcal	2.32444 Wh
5 kcal	5.81111 Wh
10 kcal	11.6222 Wh
25 kcal	29.0556 Wh
50 kcal	58.1111 Wh
100 kcal	116.222 Wh
250 kcal	290.556 Wh
500 kcal	581.111 Wh
1,000 kcal	1,162.22 Wh

Frequently Asked Questions

How do I convert kilocalories to watt-hours?

Enter the value above and the result appears instantly — the calculation runs entirely in your browser. Formula: value × 1.16222.

What is the exact kilocalories to watt-hours conversion factor?

1 kilocalorie = 1.16222 watt-hours (shown to 6 significant figures — the converter itself computes at full precision). The reverse factor is 1 watt-hour = 0.860421 kilocalories.

What are some common kilocalories to watt-hours conversions?

1 kcal = 1.16222 Wh; 10 kcal = 11.6222 Wh; 100 kcal = 116.222 Wh. Use the full conversion table below for more reference values.

Is a calorie the same as a food Calorie?

No — and the capital letter matters. A food Calorie (with a capital C) is a kilocalorie: 1,000 small calories. This converter treats them correctly: 1 kcal = 4.184 kJ = 1,000 cal. Energy labels on food almost always mean kilocalories, even where the label just says "calories".

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