Watt-hours to Joules

1 Wh = 3600 J

Converter Calculator

1 Watt-hours (Wh) = 3,600 Joules (J)

Explanation

Multiply by 3600 (derived from joules) because 1 Wh = 3600 J and 1 J = 1 J.

Common Conversion Values

Watt-hours (Wh)Joules (J)
1 3,600
5 18,000
10 36,000
100 360,000
1,000 3,600,000
3,600 12,960,000
10,000 36,000,000
1,000,000 3,600,000,000

How to use this hub

  1. Choose a converter family.
  2. If converting to/from grams from a volume unit, select an ingredient.
  3. For pure unit changes (volume↔volume or weight↔weight), use universal conversions.

If your conversion includes grams, you’ll choose an ingredient; otherwise you won’t.

Frequently Asked Questions

What defines this conversion?

The factor is derived from exact joule-based energy definitions.

Is the reverse conversion available?

Yes. Use the switch button or open the Joules (J) to Watt-hours (Wh) hub to view the mirror conversion.

Can I use decimals?

Yes. Decimal inputs are supported so fractional energy values remain precise in calculator output.