What does joule per second [J/s] measure?

Joule per second is an SI derived unit of power that measures the rate at which energy is transferred, converted, or expended, and it is exactly equal to one watt.

Where is kilocalorie (IT)/hour commonly used?

Kilocalorie (IT)/hour is commonly used in specifying heating or cooling capacity of small heaters, boilers, and radiators, as well as rating cooking appliances and expressing human metabolic heat production.

How do I convert 1 J/s to kcal/h?

1 joule per second equals approximately 0.8598452279 kilocalorie (IT) per hour.

How to Convert from Joule/second [J/s] to Kilocalorie (IT)/hour [kcal/h]

Learn how to easily convert power measurements from joule per second (J/s) to kilocalorie (IT) per hour (kcal/h) using our online unit converter. Understand the applications and steps involved in the conversion.

Joule/second [J/s]

Kilocalorie (IT)/hour [kcal/h]

Please check your input. It must be a valid numeric value.

Joule/second [J/s] to Kilocalorie (IT)/hour [kcal/h] Conversion Table

Joule/second [J/s]	Kilocalorie (IT)/hour [kcal/h]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Joule/second [J/s] to Kilocalorie (IT)/hour [kcal/h] Conversion Table
Joule/second [J/s]	Kilocalorie (IT)/hour [kcal/h]

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What Is This Tool?

This converter allows you to transform power values measured in joule per second (J/s) into kilocalorie (IT) per hour (kcal/h). Both units describe rates of energy transfer and are commonly used in various fields such as heating, cooking, and metabolic studies.

How to Use This Tool?

Enter the power value in joule per second (J/s) in the input field
Select the source unit as joule/second (J/s) and the target unit as kilocalorie (IT)/hour (kcal/h)
Click the convert button to get the equivalent power value in kcal/h

Key Features

Converts joule/second (J/s) to kilocalorie (IT)/hour (kcal/h) effortlessly
Browser-based tool with simple, user-friendly interface
Useful for HVAC, cooking appliance ratings, and metabolic rate calculations

Examples

Convert 2 J/s: 2 × 0.8598452279 = 1.71969 kcal/h
Convert 5 J/s: 5 × 0.8598452279 = 4.29923 kcal/h

Common Use Cases

Specifying electrical and mechanical power output in various appliances and devices
Defining heating or cooling capacity of small heaters, boilers, and radiators
Measuring human metabolic heat production and energy-expenditure rates

Tips & Best Practices

Ensure correct input units before converting to avoid errors
Use the conversion for applications such as HVAC system design, cooking appliance specifications, and metabolic studies
Be aware of unit distinctions such as the International Table kilocalorie to maintain accuracy

Limitations

Kilocalorie (IT)/hour is less common globally compared to watts
Conversion precision is important to ensure correct results
Differences among calorie definitions may affect accuracy if not properly considered

Frequently Asked Questions

What does joule per second [J/s] measure?: Joule per second is an SI derived unit of power that measures the rate at which energy is transferred, converted, or expended, and it is exactly equal to one watt.
Where is kilocalorie (IT)/hour commonly used?: Kilocalorie (IT)/hour is commonly used in specifying heating or cooling capacity of small heaters, boilers, and radiators, as well as rating cooking appliances and expressing human metabolic heat production.
How do I convert 1 J/s to kcal/h?: 1 joule per second equals approximately 0.8598452279 kilocalorie (IT) per hour.

Key Terminology

Joule per second (J/s): The SI derived unit of power equal to one watt, representing the rate of energy transfer of one joule per second.
Kilocalorie (IT) per hour [kcal/h]: A power unit representing the rate of energy transfer as one International-Table kilocalorie delivered per hour.
Power: A physical quantity describing the rate at which energy is transferred, converted, or expended.

Quick Knowledge Check

What is the joule per second (J/s) unit equivalent to?

One watt

One calorie

One kilocalorie

Which field commonly uses kilocalorie (IT)/hour measurements?

Mechanical engineering

HVAC and cooking

Astronomy

What is the approximate conversion factor from J/s to kcal/h?

0.5

0.8598452279

1.5

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