This conversion tool is designed to effortlessly translate values between watts (W) and joules per second (J/s). It is an essential utility for professionals and students in physics, engineering, and related fields, where understanding and converting energy measurements is crucial.

Watts to Joules per Second Converter

Convert between watts and joules per second effortlessly.

How to Use the Calculator

• To Convert Watts to Joules per Second: Enter the value in watts in the ‘Watts (W)’ field. The equivalent in joules per second will automatically be calculated and displayed in the ‘Joules per Second (J/s)’ field.
• To Convert Joules per Second to Watts: Input the value in joules per second in the ‘Joules per Second (J/s)’ field, and the corresponding amount in watts will be shown.

The calculator provides instant conversion in both directions.

Conversion Formula

The conversion is based on the fundamental equivalence: `1 W = 1 J/s`.Â

Commonly Converted Values

Since 1 watt is equal to 1 joule per second, the conversion is straightforward:

Watts (W) Joules per Second (J/s)
1 1
5 5
10 10
20 20
50 50

Understanding Watts and Joules per Second

• Watts (W): A watt is a unit of power in the International System of Units (SI), representing the rate of energy transfer equivalent to 1 joule per second.
• Joules per Second (J/s): Joules per second is a direct expression of power, quantifying the rate of energy transfer or work done per second.

Historical and Educational Insights

The watt, named after James Watt for his contributions to the development of the steam engine, is a key unit in understanding power in physics and engineering. The joule, named after James Prescott Joule, is a unit of energy in the SI system. Understanding the relationship between these units is not only fundamental in physics but also pivotal in various applications including electrical engineering, mechanics, and renewable energy technology.