EngiRef / Torque conversion

Convert Foot-pounds to Inch-pounds (ft·lbf to in·lbf)

1 ft·lbf = 12 in·lbf. Convert foot-pounds to inch-pounds with the exact factor, a common-values table and a free converter.

TorqueSingle factor7 worked values

Conversion factor

in·lbf = ft·lbf × 12

1 ft·lbf = 12 in·lbf

Multiply by 12 in·lbf to go from foot-pounds to inch-pounds, or divide by it to come back. The factor and every value below are computed by the same converter that runs at /convert, so this page and the tool cannot disagree.

ft·lbf to in·lbf table

Common foot-pounds values converted to inch-pounds
Foot-pounds (ft·lbf)Inch-pounds (in·lbf)
1 ft·lbf12 in·lbf
2 ft·lbf24 in·lbf
5 ft·lbf60 in·lbf
10 ft·lbf120 in·lbf
20 ft·lbf240 in·lbf
50 ft·lbf600 in·lbf
100 ft·lbf1200 in·lbf

Every figure is computed at build time by the site’s own converter from the torque unit registry. For a value that is not listed, put it into the interactive converter.

Frequently asked questions

How many inch-pounds are in one foot-pound?

One foot-pound is 12 in·lbf, so 100 ft·lbf is 1200 in·lbf.

What is the formula to convert foot-pounds to inch-pounds?

in·lbf = ft·lbf × 12. Multiply the value in foot-pounds by 12 to get inch-pounds.

How do I convert inch-pounds back to foot-pounds?

ft·lbf = in·lbf × 0.0833333333, so 1 in·lbf is 0.0833333333 ft·lbf. The in·lbf to ft·lbf page carries the same table in that direction.