⚡ Energy & Calories

Convert watt-hours to joules (Energy)

1 Wh = 3,600 J. Convert watt-hours to joules instantly with the converter below.

Value

Result —

How to convert

Multiply the value (Wh) by 3,600 to get J — example: 5 Wh = 18,000 J

Conversion table

Watt-hours to joules conversion table
Watt-hour	Joule
1 Wh	3,600 J
2 Wh	7,200 J
5 Wh	18,000 J
10 Wh	36,000 J
50 Wh	180,000 J
100 Wh	360,000 J
250 Wh	900,000 J
500 Wh	1,800,000 J
1,000 Wh	3,600,000 J
2,000 Wh	7,200,000 J

About the units

Watt-hour — symbol Wh.
Joule — symbol J.

Frequently asked questions

How many joules are in 1 watt-hour?

1 Wh = 3,600 J.

How do I convert watt-hours to joules?

Multiply the value (Wh) by 3,600 to get J.

How many watt-hours are in 1 joule?

1 J = 0.000277778 Wh.

Is the conversion accurate?

Yes. It uses the standard international conversion factors and runs entirely in your browser, uploading no data.

Related conversions

Reverse: joules to watt-hours

Watt-hours to other units

watt-hours to kilojoules watt-hours to calories watt-hours to kilocalories watt-hours to kilowatt-hours watt-hours to BTU

Other units to joules

kilojoules to joules calories to joules kilocalories to joules kilowatt-hours to joules BTU to joules

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