Online Power Units Converter
How to Convert from Joule/hour [J/h] to Kilojoule/hour [kJ/h]?
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How to Convert from Joule/hour [J/h] to Kilojoule/hour [kJ/h]?

Learn how to easily convert power measurements from joule per hour to kilojoule per hour, including practical examples, key features, and common use cases for energy transfer rate conversions.

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Joule/hour [J/h] to Kilojoule/hour [kJ/h] Conversion Table

Joule/hour [J/h] Kilojoule/hour [kJ/h]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
Joule/hour [J/h] to Kilojoule/hour [kJ/h] Conversion Table
Joule/hour [J/h] Kilojoule/hour [kJ/h]

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  2. How to convert from joule/hour [J/h] to watt [W]?
  3. How to convert from exawatt [EW] to joule/hour [J/h]?
  4. How to convert from joule/hour [J/h] to exawatt [EW]?
  5. How to convert from petawatt [PW] to joule/hour [J/h]?
  6. How to convert from joule/hour [J/h] to petawatt [PW]?
  7. How to convert from terawatt [TW] to joule/hour [J/h]?
  8. How to convert from joule/hour [J/h] to terawatt [TW]?
  9. How to convert from gigawatt [GW] to joule/hour [J/h]?
  10. How to convert from joule/hour [J/h] to gigawatt [GW]?
  11. How to convert from megawatt [MW] to joule/hour [J/h]?
  12. How to convert from joule/hour [J/h] to megawatt [MW]?
  13. How to convert from kilowatt [kW] to joule/hour [J/h]?
  14. How to convert from joule/hour [J/h] to kilowatt [kW]?
  15. How to convert from hectowatt [hW] to joule/hour [J/h]?
  16. How to convert from joule/hour [J/h] to hectowatt [hW]?
  17. How to convert from dekawatt [daW] to joule/hour [J/h]?
  18. How to convert from joule/hour [J/h] to dekawatt [daW]?
  19. How to convert from deciwatt [dW] to joule/hour [J/h]?
  20. How to convert from joule/hour [J/h] to deciwatt [dW]?
  21. How to convert from centiwatt [cW] to joule/hour [J/h]?
  22. How to convert from joule/hour [J/h] to centiwatt [cW]?
  23. How to convert from milliwatt [mW] to joule/hour [J/h]?
  24. How to convert from joule/hour [J/h] to milliwatt [mW]?
  25. How to convert from microwatt [µW] to joule/hour [J/h]?
  26. How to convert from joule/hour [J/h] to microwatt [µW]?
  27. How to convert from nanowatt [nW] to joule/hour [J/h]?
  28. How to convert from joule/hour [J/h] to nanowatt [nW]?
  29. How to convert from picowatt [pW] to joule/hour [J/h]?
  30. How to convert from joule/hour [J/h] to picowatt [pW]?
  31. How to convert from femtowatt [fW] to joule/hour [J/h]?
  32. How to convert from joule/hour [J/h] to femtowatt [fW]?
  33. How to convert from attowatt [aW] to joule/hour [J/h]?
  34. How to convert from joule/hour [J/h] to attowatt [aW]?
  35. How to convert from horsepower [hp, hp (UK)] to joule/hour [J/h]?
  36. How to convert from joule/hour [J/h] to horsepower [hp, hp (UK)]?
  37. How to convert from horsepower (550 ft*lbf/s) to joule/hour [J/h]?
  38. How to convert from joule/hour [J/h] to horsepower (550 ft*lbf/s)?
  39. How to convert from horsepower (metric) to joule/hour [J/h]?
  40. How to convert from joule/hour [J/h] to horsepower (metric)?
  41. How to convert from horsepower (boiler) to joule/hour [J/h]?
  42. How to convert from joule/hour [J/h] to horsepower (boiler)?
  43. How to convert from horsepower (electric) to joule/hour [J/h]?
  44. How to convert from joule/hour [J/h] to horsepower (electric)?
  45. How to convert from horsepower (water) to joule/hour [J/h]?
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  47. How to convert from pferdestarke (ps) to joule/hour [J/h]?
  48. How to convert from joule/hour [J/h] to pferdestarke (ps)?
  49. How to convert from Btu (IT)/hour [Btu/h] to joule/hour [J/h]?
  50. How to convert from joule/hour [J/h] to Btu (IT)/hour [Btu/h]?
  51. How to convert from Btu (IT)/minute [Btu/min] to joule/hour [J/h]?
  52. How to convert from joule/hour [J/h] to Btu (IT)/minute [Btu/min]?
  53. How to convert from Btu (IT)/second [Btu/s] to joule/hour [J/h]?
  54. How to convert from joule/hour [J/h] to Btu (IT)/second [Btu/s]?
  55. How to convert from Btu (th)/hour [Btu (th)/h] to joule/hour [J/h]?
  56. How to convert from joule/hour [J/h] to Btu (th)/hour [Btu (th)/h]?
  57. How to convert from Btu (th)/minute to joule/hour [J/h]?
  58. How to convert from joule/hour [J/h] to Btu (th)/minute?
  59. How to convert from Btu (th)/second [Btu (th)/s] to joule/hour [J/h]?
  60. How to convert from joule/hour [J/h] to Btu (th)/second [Btu (th)/s]?
  61. How to convert from MBtu (IT)/hour [MBtu/h] to joule/hour [J/h]?
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  63. How to convert from MBH to joule/hour [J/h]?
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  65. How to convert from ton (refrigeration) to joule/hour [J/h]?
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  67. How to convert from kilocalorie (IT)/hour [kcal/h] to joule/hour [J/h]?
  68. How to convert from joule/hour [J/h] to kilocalorie (IT)/hour [kcal/h]?
  69. How to convert from kilocalorie (IT)/minute to joule/hour [J/h]?
  70. How to convert from joule/hour [J/h] to kilocalorie (IT)/minute?
  71. How to convert from kilocalorie (IT)/second to joule/hour [J/h]?
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  73. How to convert from kilocalorie (th)/hour to joule/hour [J/h]?
  74. How to convert from joule/hour [J/h] to kilocalorie (th)/hour?
  75. How to convert from kilocalorie (th)/minute to joule/hour [J/h]?
  76. How to convert from joule/hour [J/h] to kilocalorie (th)/minute?
  77. How to convert from kilocalorie (th)/second to joule/hour [J/h]?
  78. How to convert from joule/hour [J/h] to kilocalorie (th)/second?
  79. How to convert from calorie (IT)/hour [cal/h] to joule/hour [J/h]?
  80. How to convert from joule/hour [J/h] to calorie (IT)/hour [cal/h]?
  81. How to convert from calorie (IT)/minute [cal/min] to joule/hour [J/h]?
  82. How to convert from joule/hour [J/h] to calorie (IT)/minute [cal/min]?
  83. How to convert from calorie (IT)/second [cal/s] to joule/hour [J/h]?
  84. How to convert from joule/hour [J/h] to calorie (IT)/second [cal/s]?
  85. How to convert from calorie (th)/hour [cal (th)/h] to joule/hour [J/h]?
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  87. How to convert from calorie (th)/minute to joule/hour [J/h]?
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  91. How to convert from foot pound-force/hour to joule/hour [J/h]?
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  93. How to convert from foot pound-force/minute to joule/hour [J/h]?
  94. How to convert from joule/hour [J/h] to foot pound-force/minute?
  95. How to convert from foot pound-force/second to joule/hour [J/h]?
  96. How to convert from joule/hour [J/h] to foot pound-force/second?
  97. How to convert from pound-foot/hour [lbf*ft/h] to joule/hour [J/h]?
  98. How to convert from joule/hour [J/h] to pound-foot/hour [lbf*ft/h]?
  99. How to convert from pound-foot/minute to joule/hour [J/h]?
  100. How to convert from joule/hour [J/h] to pound-foot/minute?
  101. How to convert from pound-foot/second to joule/hour [J/h]?
  102. How to convert from joule/hour [J/h] to pound-foot/second?
  103. How to convert from erg/second [erg/s] to joule/hour [J/h]?
  104. How to convert from joule/hour [J/h] to erg/second [erg/s]?
  105. How to convert from kilovolt ampere [kV*A] to joule/hour [J/h]?
  106. How to convert from joule/hour [J/h] to kilovolt ampere [kV*A]?
  107. How to convert from volt ampere [V*A] to joule/hour [J/h]?
  108. How to convert from joule/hour [J/h] to volt ampere [V*A]?
  109. How to convert from newton meter/second to joule/hour [J/h]?
  110. How to convert from joule/hour [J/h] to newton meter/second?
  111. How to convert from joule/second [J/s] to joule/hour [J/h]?
  112. How to convert from joule/hour [J/h] to joule/second [J/s]?
  113. How to convert from exajoule/second [EJ/s] to joule/hour [J/h]?
  114. How to convert from joule/hour [J/h] to exajoule/second [EJ/s]?
  115. How to convert from petajoule/second [PJ/s] to joule/hour [J/h]?
  116. How to convert from joule/hour [J/h] to petajoule/second [PJ/s]?
  117. How to convert from terajoule/second [TJ/s] to joule/hour [J/h]?
  118. How to convert from joule/hour [J/h] to terajoule/second [TJ/s]?
  119. How to convert from gigajoule/second [GJ/s] to joule/hour [J/h]?
  120. How to convert from joule/hour [J/h] to gigajoule/second [GJ/s]?
  121. How to convert from megajoule/second [MJ/s] to joule/hour [J/h]?
  122. How to convert from joule/hour [J/h] to megajoule/second [MJ/s]?
  123. How to convert from kilojoule/second [kJ/s] to joule/hour [J/h]?
  124. How to convert from joule/hour [J/h] to kilojoule/second [kJ/s]?
  125. How to convert from hectojoule/second [hJ/s] to joule/hour [J/h]?
  126. How to convert from joule/hour [J/h] to hectojoule/second [hJ/s]?
  127. How to convert from dekajoule/second [daJ/s] to joule/hour [J/h]?
  128. How to convert from joule/hour [J/h] to dekajoule/second [daJ/s]?
  129. How to convert from decijoule/second [dJ/s] to joule/hour [J/h]?
  130. How to convert from joule/hour [J/h] to decijoule/second [dJ/s]?
  131. How to convert from centijoule/second [cJ/s] to joule/hour [J/h]?
  132. How to convert from joule/hour [J/h] to centijoule/second [cJ/s]?
  133. How to convert from millijoule/second [mJ/s] to joule/hour [J/h]?
  134. How to convert from joule/hour [J/h] to millijoule/second [mJ/s]?
  135. How to convert from microjoule/second [µJ/s] to joule/hour [J/h]?
  136. How to convert from joule/hour [J/h] to microjoule/second [µJ/s]?
  137. How to convert from nanojoule/second [nJ/s] to joule/hour [J/h]?
  138. How to convert from joule/hour [J/h] to nanojoule/second [nJ/s]?
  139. How to convert from picojoule/second [pJ/s] to joule/hour [J/h]?
  140. How to convert from joule/hour [J/h] to picojoule/second [pJ/s]?
  141. How to convert from femtojoule/second [fJ/s] to joule/hour [J/h]?
  142. How to convert from joule/hour [J/h] to femtojoule/second [fJ/s]?
  143. How to convert from attojoule/second [aJ/s] to joule/hour [J/h]?
  144. How to convert from joule/hour [J/h] to attojoule/second [aJ/s]?
  145. How to convert from joule/minute [J/min] to joule/hour [J/h]?
  146. How to convert from joule/hour [J/h] to joule/minute [J/min]?
  147. How to convert from kilojoule/hour [kJ/h] to joule/hour [J/h]?
  148. How to convert from joule/hour [J/h] to kilojoule/hour [kJ/h]?
  149. How to convert from kilojoule/minute [kJ/min] to joule/hour [J/h]?
  150. How to convert from joule/hour [J/h] to kilojoule/minute [kJ/min]?

What Is This Tool?

This converter helps transform power values expressed in joules per hour (J/h) into kilojoules per hour (kJ/h), enabling users to work with more convenient units for energy transfer rates measured over hourly periods.

How to Use This Tool?

  • Enter the power value in joule/hour [J/h] you wish to convert.
  • Select the target unit kilojoule/hour [kJ/h] from the conversion options.
  • View the converted result based on the ratio 1 J/h = 0.001 kJ/h.

Key Features

  • Converts joule/hour values to kilojoule/hour using a straightforward ratio.
  • Supports energy rate conversions over hourly intervals commonly used in scientific and engineering contexts.
  • Browser-based and easy to use without requiring technical expertise.

Examples

  • Convert 500 joules per hour: 500 J/h = 0.5 kJ/h.
  • Convert 1500 joules per hour: 1500 J/h = 1.5 kJ/h.

Common Use Cases

  • Calculating heat loss rates in building physics to express energy in kilojoules per hour.
  • Monitoring metabolic energy expenditure in health sciences over hour-long durations.
  • Conducting calorimetry and heat transfer experiments in laboratories involving long-term energy measurements.

Tips & Best Practices

  • Use this conversion when dealing with small to moderate power levels measured over hours.
  • Verify unit consistency when integrating converted values into engineering or scientific calculations.
  • Consider using more suitable units if power levels are very high or instantaneous values are required.

Limitations

  • Joule/hour measures very low power, so conversions at high values may be better expressed in other units.
  • Average power over an hour may not capture short-term fluctuations accurately.
  • Rounding errors can affect precision, especially at very small values close to the millijoule level.

Frequently Asked Questions

Why convert from joule/hour to kilojoule/hour?
Converting to kilojoule/hour expresses energy transfer rates on a larger scale, making it easier to compare and analyze small to moderate power levels measured hourly.

Key Terminology

Joule/hour [J/h]
A unit of power representing one joule of energy transferred per hour, indicating the rate of energy transfer.
Kilojoule/hour [kJ/h]
A unit of power equal to 1,000 joules transferred each hour, commonly used for small to moderate energy rates over hourly timescales.

Quick Knowledge Check

What is the conversion rate from joule/hour to kilojoule/hour?
In which field is this conversion commonly used?
What is a limitation of using joule/hour as a power unit?

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