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Foot-pounds to Kilojoules converter

Convert ft·lb to kJ instantly. Type any value and get the result in kilojoules. 1 ft·lb = 0.00135582 kJ.

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Energy›ft·lb → kJ
From
To
result below ↓
1 ft·lb=
0.00135582kJ
formula1 ft·lb = 0.00135582 kJ

Common foot-pounds → kilojoules

=0.00135582 kJ
=0.00271164 kJ
=0.0067791 kJ
=0.0135582 kJ
=0.0271164 kJ
=0.067791 kJ
=0.135582 kJ
=0.67791 kJ
=1.35582 kJ

Need a different value? .

Convert the other way
Kilojoules to Foot-pounds

How to convert foot-pounds to kilojoules

To convert foot-pounds to kilojoules, multiply the value by 0.00135582.

Formula
kJ = ft·lb × 0.00135582

For example:

  • →5 ft·lb = 0.0067791 kJ
  • →100 ft·lb = 0.135582 kJ

Quick reference

  • ▸1 ft·lb = 0.00135582 kJ
  • ▸1 kJ = 737.561 ft·lb

When you need to convert ft·lb to kJ

  • ·Nutrition — converting calories to kilojoules on food labels.
  • ·Electricity bills — kWh consumption.
  • ·Heating — BTU ratings for furnaces.
  • ·Exercise — calorie burn during workouts.
  • ·Science — chemistry and physics problems.

Frequently asked

How many kilojoules are in 1 foot-pound?
One foot-pound equals 0.00135582 kilojoules.
How do I convert ft·lb to kJ in my head?
Multiply the value in foot-pounds by 0.00135582 to get kilojoules.
What is the formula for foot-pounds to kilojoules?
kJ = ft·lb × 0.00135582.
What is the reverse — how many foot-pounds in 1 kilojoule?
One kilojoule equals 737.561 foot-pounds.

Related conversions

Kilojoules to Foot-pounds
1 kJ = 737.561 ft·lb
Foot-pounds to Joules
1 ft·lb = 1.35582 J
Foot-pounds to Calories
1 ft·lb = 0.324049 cal
Foot-pounds to Kilocalories
1 ft·lb = 0.000324049 kcal
Joules to Kilojoules
1 J = 0.001 kJ
Calories to Kilojoules
1 cal = 0.004184 kJ
Kilocalories to Kilojoules
1 kcal = 4.184 kJ
Watt-hours to Kilojoules
1 Wh = 3.6 kJ
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