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BTU to Foot-pounds converter

Convert BTU to ft·lb instantly. Type any value and get the result in foot-pounds. 1 BTU = 778.171 ft·lb.

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Energy›BTU → ft·lb
From
To
result below ↓
1 BTU=
778.171ft·lb
formula1 BTU = 778.171 ft·lb

Common btu → foot-pounds

=778.171 ft·lb
=1,556.34 ft·lb
=3,890.86 ft·lb
=7,781.71 ft·lb
=15,563.4 ft·lb
=38,908.6 ft·lb
=77,817.1 ft·lb
=389,086 ft·lb
=778,171 ft·lb

Need a different value? .

Convert the other way
Foot-pounds to BTU

How to convert btu to foot-pounds

To convert btu to foot-pounds, multiply the value by 778.171.

Formula
ft·lb = BTU × 778.171

For example:

  • →5 BTU = 3,890.86 ft·lb
  • →100 BTU = 77,817.1 ft·lb

Quick reference

  • ▸1 BTU = 778.171 ft·lb
  • ▸1 ft·lb = 0.00128506 BTU

When you need to convert BTU to ft·lb

  • ·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 foot-pounds are in 1 btu?
One btu equals 778.171 foot-pounds.
How do I convert BTU to ft·lb in my head?
Multiply the value in btu by 778.171 to get foot-pounds.
What is the formula for btu to foot-pounds?
ft·lb = BTU × 778.171.
What is the reverse — how many btu in 1 foot-pound?
One foot-pound equals 0.00128506 btu.

Related conversions

Foot-pounds to BTU
1 ft·lb = 0.00128506 BTU
BTU to Joules
1 BTU = 1,055.06 J
BTU to Kilojoules
1 BTU = 1.05506 kJ
BTU to Calories
1 BTU = 252.165 cal
Joules to Foot-pounds
1 J = 0.737561 ft·lb
Kilojoules to Foot-pounds
1 kJ = 737.561 ft·lb
Calories to Foot-pounds
1 cal = 3.08596 ft·lb
Kilocalories to Foot-pounds
1 kcal = 3,085.96 ft·lb
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