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Convert BTU to foot pounds

British thermal units to foot-pounds. Enter a value to convert, or use the BTU to foot pounds chart further down the page.

1 BTU = 778.1692623 ft·lb

1 British thermal unit equals 778.1692623 foot-pounds. Going the other way, 1 foot-pound = 0.001285067463 British thermal units.

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Check this before you rely on it. This converter is provided free and without warranty, and its results are not professional advice.

How to convert BTU to foot pounds

To convert British thermal units to foot-pounds, multiply the British thermal unit value by 778.1692623. You can also divide by 0.001285067463 to get the same answer.

ft·lb = BTU × 778.1692623

Worked example

Convert 15 BTU to foot-pounds:

15 BTU = 11,672.53893 ft·lb

BTU to foot pounds conversion chart

Use this BTU to foot pounds table for quick reference without typing anything.

BTU to foot pounds conversion table
British thermal units (BTU)foot-pounds (ft·lb)
0.01 BTU7.781692623 ft·lb
0.1 BTU77.81692623 ft·lb
1 BTU778.1692623 ft·lb
2 BTU1,556.338525 ft·lb
3 BTU2,334.507787 ft·lb
5 BTU3,890.846311 ft·lb
10 BTU7,781.692623 ft·lb
20 BTU15,563.38525 ft·lb
50 BTU38,908.46311 ft·lb
100 BTU77,816.92623 ft·lb
1,000 BTU778,169.2623 ft·lb

What is a British thermal unit?

The BTU is the energy needed to raise one pound of water by one degree Fahrenheit — about 1,055 joules. It rates heating and air-conditioning equipment in the US.

What is a foot-pound?

A foot-pound is the work done moving one pound-force through one foot: about 1.356 joules. The same name is also used for torque, where the newton-metre is the metric equivalent.

Frequently asked questions

How many foot pounds are in a British thermal unit?

1 BTU equals 778.1692623 foot pounds. Going the other way, 1 foot pounds is 0.001285067463 BTU.

How do you convert BTU to foot pounds?

To convert British thermal units to foot-pounds, multiply the British thermal unit value by 778.1692623. You can also divide by 0.001285067463 to get the same answer.

What is 10 BTU in foot pounds?

10 BTU equals 7,781.692623 foot pounds. The conversion chart on this page lists the other values people look up most often.

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