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Watt hour to Kilocalorie

Convert Watt hour to Kilocalorie and get the exact value instantly.

About this conversion

To convert Watt hour to Kilocalorie, multiply the number of Watt hour by 0.8604206501.

Energy shows up as joules, calories, kilowatt-hours or BTU depending on the field (nutrition, an electricity bill, heating or physics), so a conversion makes the numbers comparable.

Conversion table

Watt hour (Wh)Kilocalorie (kcal)
1 Wh0.8604206501 kcal
2 Wh1.7208413 kcal
5 Wh4.30210325 kcal
10 Wh8.604206501 kcal
100 Wh86.04206501 kcal

How to use this converter

  1. Enter your Watt hour value

    Type any number into the Watt hour field. It starts at 1 so you can read the rate straight away.

  2. Read the Kilocalorie result

    The amount in Kilocalorie updates as you type, so there is no button to press and nothing to wait for.

  3. Swap or keep exploring

    Use the swap control to flip the direction, or pick a related conversion from the list below.

Frequently asked

How many Kilocalorie are in one Watt hour?
One Watt hour equals 0.8604206501 kcal. Enter any amount above to get an exact figure for your own value.
Is this converter accurate?
Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
Do you upload the numbers I enter?
No. The Watt hour to Kilocalorie conversion runs entirely in your browser tab, and nothing you type is sent to a server.
Does it work on my phone?
Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.

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