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Kilowatt-hours to Watt-hours converter

Convert kWh to Wh instantly. Type any value and get the result in watt-hours. 1 kWh = 1,000 Wh.

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Energy›kWh → Wh
From
To
result below ↓
1 kWh=
1,000Wh
formula1 kWh = 1,000 Wh

Common kilowatt-hours → watt-hours

=1,000 Wh
=2,000 Wh
=5,000 Wh
=10,000 Wh
=20,000 Wh
=50,000 Wh
=100,000 Wh
=500,000 Wh
=1,000,000 Wh

Need a different value? .

Convert the other way
Watt-hours to Kilowatt-hours

How to convert kilowatt-hours to watt-hours

To convert kilowatt-hours to watt-hours, multiply the value by 1,000.

Formula
Wh = kWh × 1,000

For example:

  • →5 kWh = 5,000 Wh
  • →100 kWh = 100,000 Wh

Quick reference

  • ▸1 kWh = 1,000 Wh
  • ▸1 Wh = 0.001 kWh

When you need to convert kWh to Wh

  • ·Nutrition — converting calories to kilojoules on food labels.
  • ·Electricity bills — kWh consumption.
  • ·Heating — BTU ratings for furnaces.
  • ·Exercise — calorie burn during workouts.
  • ·Science — chemistry and physics problems.

Frequently asked

How many watt-hours are in 1 kilowatt-hour?
One kilowatt-hour equals 1,000 watt-hours.
How do I convert kWh to Wh in my head?
Multiply the value in kilowatt-hours by 1,000 to get watt-hours.
What is the formula for kilowatt-hours to watt-hours?
Wh = kWh × 1,000.
What is the reverse — how many kilowatt-hours in 1 watt-hour?
One watt-hour equals 0.001 kilowatt-hours.

Related conversions

Watt-hours to Kilowatt-hours
1 Wh = 0.001 kWh
Kilowatt-hours to Joules
1 kWh = 3,600,000 J
Kilowatt-hours to Kilojoules
1 kWh = 3,600 kJ
Kilowatt-hours to Calories
1 kWh = 860,421 cal
Joules to Watt-hours
1 J = 0.000277778 Wh
Kilojoules to Watt-hours
1 kJ = 0.277778 Wh
Calories to Watt-hours
1 cal = 0.00116222 Wh
Kilocalories to Watt-hours
1 kcal = 1.16222 Wh
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