Convert kilowatt-hour to watt-hour

1 kWh = 1,000 Wh

1 kWh = 1,000 Wh
1 kWh in every energy unit
joule3,600,000 J
kilojoule3,600 kJ
megajoule3.6 MJ
calorie860,000 cal
kilocalorie860 kcal
watt-hour1,000 Wh
kilowatt-hour1 kWh
British thermal unit3,410 BTU
foot-pound2,660,000 ft⋅lb
electron volt2.25e+25 eV
kiloelectron volt2.25e+22 keV
megaelectron volt2.25e+19 MeV
How the conversion works

Multiply by 1,000 to go from kilowatt-hour to watt-hour, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? watt-hour to kilowatt-hour — 1 Wh = 0.001 kWh.

kilowatt-hour to watt-hour — common values
1 kWh1,000 Wh
2 kWh2,000 Wh
3 kWh3,000 Wh
5 kWh5,000 Wh
10 kWh10,000 Wh
15 kWh15,000 Wh
20 kWh20,000 Wh
25 kWh25,000 Wh
50 kWh50,000 Wh
75 kWh75,000 Wh
100 kWh100,000 Wh
250 kWh250,000 Wh
500 kWh500,000 Wh
1000 kWh1,000,000 Wh