Kilowatt hour → Watt hour (kWh → Wh)

1 kWh = 1000 Wh
1 Kilowatt hour (kWh) = 1000 Watt hour (Wh).

Kilowatt hour (kWh):


Watt hour (Wh):

If you want to reverse convert, use Watt hour → Kilowatt hour. 1 Wh = 0.001 kWh. You can also explore the full Energy converter page for more cross conversions.

Conversion formula

Kilowatt hour to Watt hour formula: value in Wh = value in kWh × 1000.

Watt hour to Kilowatt hour formula: value in kWh = value in Wh × 0.001.

How to convert Kilowatt hour to Watt hour

To convert Kilowatt hour to Watt hour, multiply the value in kWh by 1000. This gives the result in Wh.

For example, 1 kWh = 1000 Wh and 10 kWh = 10000 Wh.

What is Kilowatt hour?

Kilowatt hour (kWh): The energy used at one kilowatt for one hour; commonly shown on electricity bills. 1 kWh = 1000 Wh = 3.6 MJ.

What is Watt hour?

Watt hour (Wh): The energy used by a one-watt device running for one hour; common in battery specifications. 1 Wh = 1 W × 1 h = 3600 J.

FAQ

Kilowatt hour → other Energy units

• 1 kilowatt hour = 3600000 joule
• 1 kilowatt hour → kilojoule = 3600 kilojoule
• 1 kilowatt hour → megajoule = 3.6 megajoule
• 1 kilowatt hour = 860420.6500956 calorie
• 1 kilowatt hour → kilocalorie = 860.4206500956 kilocalorie
• 1 kilowatt hour → watt hour = 1000 watt hour
• 1 kilowatt hour → megawatt hour = 0.001 megawatt hour
• 1 kilowatt hour → british thermal unit = 3412.128220196 british thermal unit
• 1 kilowatt hour = 2655219.7194318 foot pound
• 1 kilowatt hour = 2.2469432668059E+19 mega electron volt
• 1 kilowatt hour = 2.2469432668059E+25 electron volt

Kilowatt hour → Watt hour Table

The table below shows common values from Kilowatt hour to Watt hour and the reverse direction for quick reference.

Watt hour → Kilowatt hour Table

Watt hour → Kilowatt hour

The reverse value is 1 Wh = 0.001 kWh.