kWh to Wh converter

1 kilowatt-hour equals 1,000 watt-hours. Conversions use Wh = kWh × 1000

kWh → 1,000 Wh

Wh = kWh × 1000

Converter

Worked examples

1 kWh = 1,000 Wh
2 kWh = 2,000 Wh
5 kWh = 5,000 Wh
10 kWh = 10,000 Wh
100 kWh = 100,000 Wh

kilowatt-hours to watt-hours conversion table

kWh	Wh	Arithmetic
1 kWh	1,000 Wh	× 1000
2 kWh	2,000 Wh	× 1000
3 kWh	3,000 Wh	× 1000
4 kWh	4,000 Wh	× 1000
5 kWh	5,000 Wh	× 1000
6 kWh	6,000 Wh	× 1000
8 kWh	8,000 Wh	× 1000
10 kWh	10,000 Wh	× 1000
12 kWh	12,000 Wh	× 1000
15 kWh	15,000 Wh	× 1000
20 kWh	20,000 Wh	× 1000
25 kWh	25,000 Wh	× 1000
30 kWh	30,000 Wh	× 1000
40 kWh	40,000 Wh	× 1000
50 kWh	50,000 Wh	× 1000
60 kWh	60,000 Wh	× 1000
70 kWh	70,000 Wh	× 1000
80 kWh	80,000 Wh	× 1000
90 kWh	90,000 Wh	× 1000
100 kWh	100,000 Wh	× 1000

How to convert kWh to Wh

Take your value in kilowatt-hours.
Multiply by 1000
That is your answer in watt-hours — no rounding needed until you choose a display precision.

Related conversions

Wh to kWh J to Wh kJ to Wh cal to Wh kcal to Wh Wh to J Wh to kJ Wh to cal Wh to kcal all energy units

Questions

How many watt-hours in 1 kilowatt-hour?

Exactly 1,000 Wh. The factor follows from the definitions of both units, not from a measurement, so it is exact.

How do I convert kWh to Wh?

Multiply the kilowatt-hours figure by 1000 — or use the converter above, which updates as you type.

Is kWh to Wh the same as Wh to kWh?

No — they are inverses. One kWh is 1,000 Wh, while one Wh is 0.001 kWh.

What is 1 kWh in Wh?

1 kWh = 1,000 Wh (see the value page for the full arithmetic).