Convert Kilowatts to Terawatts

Kilowatts

Accepts decimals and fractions, like 1.5 or 1 1/2.

Quick presets:

Keyboard shortcut: press S to swap units.

Terawatts

Round to 2 decimals

Contextual examples

1 Kilowatts = 1.0e-9 Terawatts
10 Kilowatts = 1.0e-8 Terawatts
100 Kilowatts = 1.0e-7 Terawatts
1000 Kilowatts = 0.0000010 Terawatts

Terawatts to Kilowatts

Swap

How many terawatts in a kilowatts?

In 1 kilowatts there are 1.00000e-9 terawatts. Meanwhile in 1 terawatts there are 1,000,000,000 kilowatts. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Kilowatts to Terawatts calculator above to convert any number.

* Values rounded for readability — use the calculator above for full precision

Related calculators

Use these next if you want similar conversions or tools.

Terawatts to Kilowatts Kilowatts to Watts Watts to Terawatts Kilowatts to Megawatts Megawatts to Terawatts Kilowatts to Gigawatts Gigawatts to Terawatts Kilowatts to Petawatts

How does this converter work?

The Calculate Box tool to convert kilowatts to terawatts uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a kilowatts value in the box and have it instantly converted to terawatts.

Back to All Calculators

Convert Kilowatts to Terawatts

Convert kilowatts (kW) to terawatts (TW) in seconds with this simple calculator. Enter a value in kW to get the TW result for large-scale power and energy figures.

Kilowatts

Accepts decimals and fractions, like 1.5 or 1 1/2.

Quick presets:

Keyboard shortcut: press S to swap units.

Terawatts

Round to 2 decimals

Contextual examples

1 Kilowatts = 1.0e-9 Terawatts
10 Kilowatts = 1.0e-8 Terawatts
100 Kilowatts = 1.0e-7 Terawatts
1000 Kilowatts = 0.0000010 Terawatts

Terawatts to Kilowatts

Swap

How many terawatts in a kilowatts?

* Values rounded for readability — use the calculator above for full precision

How to convert kilowatts to terawatts?

To convert kilowatts (kW) to terawatts (TW), divide by 1,000,000,000 (10^9). A kilowatt is a smaller unit of power, often used for devices and home energy use, while a terawatt is used for very large power levels.

Formula: TW = kW ÷ 1,000,000,000
Shortcut: move the decimal 9 places left

Example:

500,000,000 kW = 500,000,000 ÷ 1,000,000,000 = 0.5 TW

Frequently asked questions

How do you convert kilowatts (kW) to terawatts (TW)?

To convert kilowatts to terawatts, divide the kilowatt value by 1,000,000,000.
1 terawatt equals 1,000,000,000 kilowatts, so the number gets much smaller in TW.

What is the formula for kW to TW?

Use this formula:

TW = kW ÷ 1,000,000,000

This works because kW and TW are both units of power, just at very different scales.

What is 1 kW in terawatts?

1 kW = 0.000000001 TW (1 × 10⁻⁹ TW)

A kilowatt is one-billionth of a terawatt.

What is 1 terawatt in kilowatts?

1 TW = 1,000,000,000 kW (1 × 10⁹ kW)

Terawatts are used for very large power levels, like national or global totals.

How many terawatts are in 100,000 kW?

100,000 kW = 0.0001 TW

Calculation: 100,000 ÷ 1,000,000,000 = 0.0001.

How many terawatts are in 1,000,000 kW?

1,000,000 kW = 0.001 TW

That’s one-thousandth of a terawatt.

Why are kilowatts and terawatts used for different things?

Kilowatts (kW) fit everyday use, like homes, motors, and small solar arrays.
Terawatts (TW) fit huge totals, like the output of many power plants combined.

Is kW to TW a power conversion or an energy conversion?

It’s a power conversion.
Kilowatts and terawatts measure power (rate of energy use or production). Energy uses different units, like kilowatt-hours (kWh) or terawatt-hours (TWh).

Does time matter when converting kW to TW?

No. Time doesn’t change a kW to TW conversion because both are power units.
Time matters when you convert energy, such as kWh to TWh.

What’s the easiest way to avoid mistakes with kW to TW?

Write the scale difference first: 1 TW = 10⁹ kW.
Then divide by 1,000,000,000 when going from kW to TW.
If your answer gets larger, the direction is wrong.

How do you convert kW to TW in scientific notation?

Use:

TW = kW × 10⁻⁹

Example:
500,000,000 kW = 5 × 10⁸ kW
5 × 10⁸ × 10⁻⁹ = 5 × 10⁻¹ = 0.5 TW

How do you convert terawatts back to kilowatts?

Multiply by 1,000,000,000:

kW = TW × 1,000,000,000

Example: 2.4 TW = 2.4 × 1,000,000,000 = 2,400,000,000 kW

Related calculators

Use these next if you want similar conversions or tools.

Terawatts to Kilowatts Kilowatts to Watts Watts to Terawatts Kilowatts to Megawatts Megawatts to Terawatts Kilowatts to Gigawatts Gigawatts to Terawatts Kilowatts to Petawatts