Joules to kWh

Convert joules (J) to kwh (kWh) with formulas, examples, and conversion tables.

Joules (J)

kWh (kWh)

kWh

1 J = 2.78e-7 kWh

Full precision:2.78e-7 kWh

Step-by-Step Solution

To convert 1 joules to kwh, we divide by 3597122.3 because one kilowatt-hour equals exactly 3597122.3 joules.

1 kilowatt-hour = 3597122.3 joules

Since there are 3597122.3 joules in every kilowatt-hour, we divide our value by this factor:

1 ÷ 3597122.3 = 2.78e-7 kwh

So 1 joules = 2.78e-7 kwh.

✓Quick check: 2.78e-7 × 3597122.3 = 1 joules

How to Convert Joules to kWh

To convert joules to kwh, divide the value by 3597122.3.

kWh = Joules ÷ 3597122.3

1 kilowatt-hour = 3597122.3 joules

Tip: To convert kwh back to joules, multiply by 3597122.3.

Example 1: 1 J = 2.78e-7 kWh
1 ÷ 3597122.3 = 2.78e-7

Example 2: 5 J = 1.39e-6 kWh
5 ÷ 3597122.3 = 1.39e-6

Example 3: 10 J = 2.78e-6 kWh
10 ÷ 3597122.3 = 2.78e-6