Joule per second to Joule per hour Converter (and vice versa)

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

This converter allows you to convert joules per second [J/s] to joules per hour [J/h] or joules per hour [J/h] to joules per second [J/s]. 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 joule per second [J/s] = 3,600 joules per hour [J/h]1 joule per hour [J/h] ≈ 2.778 * 10-4 joules per second [J/s]

Convert joules per second to joules per hour

There are two simple ways to convert joules per second [J/s] to joules per hour [J/h]. In the first calculation method, the value in joules per second [J/s] is divided by the rounded conversion factor of 2.778 * 10-4. The second method multiplies the value in joules per second [J/s] by 3,600.

  • Joules per hour [J/h] ≈ joules per second [J/s] ÷ (2.778 * 10-4)
  • Joules per hour [J/h] = joules per second [J/s] * 3,600

The calculation method with a rounded conversion value is more suitable for rough conversions from joules per second [J/s] to joules per hour [J/h], as the calculation result may contain rounding errors. Therefore, the variant with the exact conversion factor is more suitable.


Convert joules per hour to joules per second

Converting joules per hour [J/h] to joules per second [J/s] is easy and can be done in two ways. The first method involves multiplication, in which the value in joules per hour [J/h] is multiplied by the rounded conversion factor of 2.778 * 10-4. The second variant is a division. Here, the value in joules per hour [J/h] is divided by 3,600.

  • Joules per second [J/s] ≈ joules per hour [J/h] * 2.778 * 10-4
  • Joules per second [J/s] = joules per hour [J/h] ÷ 3,600

The rounded conversion value can cause rounding errors, resulting in inaccurate calculation results. To ensure that the conversion from joules per hour [J/h] to joules per second [J/s] produces the most accurate calculation result possible, the conversion should be performed using the exact conversion factor.

Converter

Decimal places

How it's calculated

Factor: 
3,600
Joules per hour=Joules per second*3,600
Joules per second=
Joules per hour3,600

To all available units

Joules per second

Joules per minute

Joules per second

Megawatts

Joules per second

Metric horsepower

Joules per second

Microwatts

Joules per second

Milliwatts

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