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Kilowatts to Watts Converter

Convert kilowatts to watts and watts to kilowatts instantly. Bidirectional power converter with formula and common values.

Kilowatts to Watts: 1 kW equals 1000 W. To convert kilowatts to watts, multiply by 1000 (W = kW × 1000). For example, 10 kW = 10000 W.

2.5 kW = 2,500 W

W = kW × 1000

How to Convert Kilowatts to Watts

To convert from kilowatts to watts, multiply the value by 1000. The conversion is linear, meaning doubling the input doubles the output.

Conversion Formula

  • Kilowatts to Watts: W = kW × 1000
  • Watts to Kilowatts: kW = W ÷ 1000
Kilowatts to Watts conversion scale — a dual ruler showing 1 kW equals 1,000 W.
Kilowatts to Watts conversion scale (kW to W).

Kilowatts to Watts Conversion Chart

Kilowatts (kW)Watts (W)
0.1100
0.25250
0.5500
11000
22000
33000
55000
1010000
2020000
2525000
5050000
100100000
250250000
10001000000

Understanding the Units

What is a Kilowatt?

A kilowatt equals 1,000 watts.

Common contexts: home appliances, small motors, EV charging.

What is a Watt?

The watt is the SI derived unit of power, equal to one joule per second (1 W = 1 J/s = 1 V·A).

Named after James Watt (1736–1819), the Scottish engineer whose improvements to the steam engine helped drive the Industrial Revolution.

Common contexts: electricity, mechanics, lighting.

Real-World Reference Points

Item Kilowatts (kW) Watts (W)
LED bulb0.0099
Incandescent bulb (old)0.0660
Microwave oven11000

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FAQ

How many watts are in a kilowatt?

One kilowatt equals exactly 1,000 watts. The prefix "kilo" means one thousand in the metric system.

How do I convert kilowatts to watts?

Multiply the kilowatt value by 1,000. For example, 3.5 kW = 3,500 W.

What household appliances are measured in kilowatts?

High-draw appliances like electric ovens (2-5 kW), clothes dryers (2-5 kW), water heaters (3-4.5 kW), and central AC units (3-5 kW) are typically rated in kilowatts.

Is a kilowatt the same as a kilowatt-hour?

No. A kilowatt (kW) measures instantaneous power, while a kilowatt-hour (kWh) measures energy consumed over time. Running a 2 kW appliance for 3 hours uses 6 kWh.

How many watts are in 1 kilowatt?

1 kW equals 1000 W.

How do you convert kilowatts to watts?

Multiply the kilowatt value by 1000. Formula: W = kW × 1000.

How many watts are in 5 kilowatts?

5 kW = 5000 W.

How do you convert watts back to kilowatts?

Use the inverse formula: kW = W ÷ 1000. For example, 1 W = 0.001 kW.

What is the difference between Kilowatt and Watt?

A kilowatt equals 1,000 watts. The watt is the SI derived unit of power, equal to one joule per second (1 W = 1 J/s = 1 V·A).