Kilojoule per hour to Nanowatt Converter (and vice versa)

Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026

This converter allows you to convert kilojoules per hour [kJ/h] to nanowatts [nW] or nanowatts [nW] to kilojoules per hour [kJ/h]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.

1 kilojoule per hour [kJ/h] ≈ 2.778 * 108 nanowatts [nW]1 nanowatt [nW] = 3.6 * 10-9 kilojoules per hour [kJ/h]

Convert kilojoules per hour to nanowatts

There are two simple ways to convert kilojoules per hour [kJ/h] to nanowatts [nW]. In the first calculation method, the value in kilojoules per hour [kJ/h] is divided by 3.6 * 10-9. The second method multiplies the value in kilojoules per hour [kJ/h] by the rounded conversion factor of 2.778 * 108.

  • Nanowatts [nW] = kilojoules per hour [kJ/h] ÷ (3.6 * 10-9)
  • Nanowatts [nW] ≈ kilojoules per hour [kJ/h] * 2.778 * 108

However, the calculation method with rounded conversion values is only suitable for rough conversions from kilojoules per hour [kJ/h] to nanowatts [nW], as rounding errors may occur in the calculation results. The following formula shows another variant that can be used to calculate results as accurately as possible.

  • Nanowatts [nW] = kilojoules per hour [kJ/h] ÷ 3.6 * 109

Convert nanowatts to kilojoules per hour

Converting nanowatts [nW] to kilojoules per hour [kJ/h] is easy and can be done in two ways. The first method involves multiplication, whereby the value in nanowatts [nW] is multiplied by 3.6 * 10-9. The second variant is a division. Here, the value in nanowatts [nW] is divided by the rounded conversion factor of 2.778 * 108.

  • Kilojoules per hour [kJ/h] = nanowatts [nW] * 3.6 * 10-9
  • Kilojoules per hour [kJ/h] ≈ nanowatts [nW] ÷ (2.778 * 108)

However, the version with rounded conversion values can produce somewhat inaccurate calculation results, which is why it is only suitable for rough conversions from nanowatts [nW] to kilojoules per hour [kJ/h]. The formula below shows an alternative method that can be used to calculate results as accurately as possible.

  • Kilojoules per hour [kJ/h] = nanowatts [nW] * 3.6 ÷ 109

Converter

Decimal places

How it's calculated

Factor: 
≈ 277,777,777.778
Nanowatts = Kilojoules per hour ÷ 3.6 * 109
Kilojoules per hour = Nanowatts * 3.6 ÷ 109

To all available units

Kilojoules per hour

Terawatts

Kilojoules per minute

Centiwatts

Kilojoules per minute

Decawatts

Kilojoules per minute

Deciwatts

Kilojoules per minute

Gigawatts

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