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Foot-pound to Joule

Convert Foot-pound (ft lbs) to Joule (J)

Please provide values below to convert Foot-pound (ft lbs) to Joule (J).
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      Updated on September 1, 2025

      About Foot-pound (ft lbs) to Joule (J) Conversion Calculator

      Written By
      author
      Nadiba Rahman
      Reviewed by
      author
      Mrinmoy Roy
      Share This Post
      You can use our Foot-pound (ft lbs) to Joule (J) conversion calculator as a reliable and efficient tool to simplify energy conversions. It is designed for professionals, students, and anyone who needs a quick and accurate result. Conversion of Foot-pound (ft lbs) to Joule (J) is crucial in Mechanics, Energy related measurements. You can avoid the risk of manual calculation errors and save valuable time using our Foot-pound (ft lbs) to Joule (J) converter.

      Relation Between Foot-pound (ft lbs) and Joule (J)

      Let me explain to you about the relation between Foot-pound ft lbs and Joule (J) first before moving to the conversion process. Because it’s essential to grasp what these units represent.

      What is Foot-pound (ft lbs)?

      A foot-pound is a unit of energy equal to the work done by a force of one pound acting over a distance of one foot. Foot-pound (ft lbs) is a unit of energy measurement which is commonly used in Mechanics, Energy. Foot-pounds are commonly used in mechanical engineering and other fields that deal with mechanical work..

      What is Joule (J)?

      Foot-pound (ft lbs) is another unit of energy measurement that is used in Physics, Energy. The joule is the SI unit of energy, defined as the amount of work done when a force of one newton is applied over a distance of one meter. 2 . Foot-pounds are commonly used in mechanical engineering and other fields that deal with mechanical work..

      How to Convert Joule (J)?

      The conversion between Foot-pound (ft lbs) and Joule (J) follows a simple formula:

      Foot-pound = Foot-pound × 1.3558179483314

      Where, 1.3558179483314 is the value that allows you to convert between Foot-pound (ft lbs) and Joule (J).

      So,

      1 Joule = 1.3558179483314 Foot-pound

      And, 1 Foot-pound = 1/1.3558179483314 Joule
      alt

      Examples of Converting Foot-pound (ft lbs) to Joule (J)

      To convert any value from Foot-pound (ft lbs) to Joule (J), simply multiply the amount of Foot-pound (ft lbs) by the conversion factor:

      1 Joule = 1.3558179483314 Foot-pound

      For example, if you want to convert 5 Foot-pound into Joule and the conversion factor is 1.3558179483314, then:

      5 Foot-pound = 5 x 1.3558179483314 Joule

      Foot-pound (ft lbs) to Joule (J) Conversion Chart

      Here’s a quick reference chart for common conversions between Foot-pound (ft lbs) and Joule (J)
      Foot-pound (ft lbs)Joule (J)
      10 Foot-pound (ft lbs)13.558179483314 Joule (J)
      20 Foot-pound (ft lbs)27.116358966628 Joule (J)
      30 Foot-pound (ft lbs)40.674538449942 Joule (J)
      40 Foot-pound (ft lbs)54.232717933256 Joule (J)
      50 Foot-pound (ft lbs)67.79089741656999 Joule (J)
      60 Foot-pound (ft lbs)81.349076899884 Joule (J)
      70 Foot-pound (ft lbs)94.90725638319799 Joule (J)
      80 Foot-pound (ft lbs)108.465435866512 Joule (J)
      90 Foot-pound (ft lbs)122.02361534982599 Joule (J)
      100 Foot-pound (ft lbs)135.58179483313998 Joule (J)
      You can use the above chart for quick and easy reference.

      How 1 Foot-pound (ft lbs) Converts to Other energy Units

      See the relation between Foot-pound (ft lbs) and other energy related measurement units:
      1 Foot-pound(ft lbs)0.001285 British Thermal Unit (BTU)
      1 Foot-pound(ft lbs)0.323901 Calorie (cal)
      1 Foot-pound(ft lbs)1355817948.331400 Erg (erg)
      1 Foot-pound(ft lbs)8459460000000000000.000000 Electronvolt (ev)
      1 Foot-pound(ft lbs)0.000000 Exajoule (EJ)
      1 Foot-pound(ft lbs)0.000000 Gigajoule (GJ)
      1 Foot-pound(ft lbs)0.000000 Gigawatt-hour (GWh)
      1 Foot-pound(ft lbs)0.000324 Kilocalorie (KCal)
      1 Foot-pound(ft lbs)0.001356 Kilojoule (KJ)
      1 Foot-pound(ft lbs)0.000001 Megajoule (MJ)
      1 Foot-pound(ft lbs)0.000000 Megawatt-hour (MWh)
      1 Foot-pound(ft lbs)0.001285 Natural Gas Low Heating Value (NG LHV)
      1 Foot-pound(ft lbs)1.355818 Newton-meter (Nm)
      1 Foot-pound(ft lbs)0.000000 Therms
      1 Foot-pound(ft lbs)0.000377 Watt-hour (Wh)
      1 Foot-pound(ft lbs)NaN Kilowatt-hour (kwh)
      1 Foot-pound(ft lbs)1.355818 Watt-second (Ws)

      Features of Our Foot-pound (ft lbs) to Joule (J) Conversion Calculator

      Our Foot-pound ft lbs to Joule (J) converter is more than just a basic converter. Here's what makes it stand out:

      Output Precision Control

      You can control how precise your conversion results are. From settings, you can adjust decimal places from 0 to 12 places.

      Customizable Rounding Options

      You can control the output rounding options based on your necessity. You can turn the rounding mode on or off, and select between Ceiling or Floor rounding to match your needs.

      Multiple Number Formats

      Display your results the way you want:
      1. Standard format (e.g. 12.345245)
      2. Scientific notation (e.g. 1.23452e+1)
      3. Engineering format (e.g. 1.23452 × 10^1)

      Integrated Scientific Calculator

      We know you need to switch between a unit converter and a general calculator back and forth. To minimize your hassle, our Foot-pound ft lbs to Joule (J) converter comes up with an integrated scientific calculator.

      Conversion History Tracking

      You can always review your past energy conversions and go to them whenever you like. It stores your most recent 10 unit conversions.

      Thousand Separators Toggle

      Our Foot-pound ft lbs to Joule (J) converter improves the output readability by toggling the thousand separators “On”. It’s useful when you work with large numbers.

      Conclusion

      Now, you understand how to convert Foot-pound ft lbs to Joule (J) manually. But you can bypass the manual calculation using our energy conversion calculator. This allows you to get faster and accurate results in Joule (J), which you can use in Mechanics, Energy related measurements. With the help of our integrated scientific calculator, calculation history tracking, and precision control, our Foot-pound ft lbs to Joule (J) converter is your swiss army knife for daily calculations.
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