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Pounds-Force to Kilograms-Force Converter

lbf → kgf: type a value and the result appears instantly.

1 lbf = 0.45359237 kgf
1 kgf = 2.204622622 lbf
—

How to convert pounds-force to kilograms-force

Use this formula:

kgf = lbf × 0.45359237

Examples

lbf to kgf conversion chart

pounds-force (lbf)kilograms-force (kgf)
0.1 lbf0.0453592 kgf
0.25 lbf0.113398 kgf
0.5 lbf0.226796 kgf
1 lbf0.453592 kgf
2 lbf0.907185 kgf
3 lbf1.36078 kgf
4 lbf1.81437 kgf
5 lbf2.26796 kgf
6 lbf2.72155 kgf
7 lbf3.17515 kgf
8 lbf3.62874 kgf
9 lbf4.08233 kgf
10 lbf4.53592 kgf
12 lbf5.44311 kgf
15 lbf6.80389 kgf
20 lbf9.07185 kgf
25 lbf11.3398 kgf
30 lbf13.6078 kgf
40 lbf18.1437 kgf
50 lbf22.6796 kgf
60 lbf27.2155 kgf
70 lbf31.7515 kgf
75 lbf34.0194 kgf
80 lbf36.2874 kgf
90 lbf40.8233 kgf
100 lbf45.3592 kgf
150 lbf68.0389 kgf
200 lbf90.7185 kgf
250 lbf113.398 kgf
500 lbf226.796 kgf
1,000 lbf453.592 kgf

About the units

Pound-force (lbf) is a US customary / imperial unit. 1 lbf = 4.448221615 N.

Kilogram-force (kgf) is a commonly used unit. 1 kgf = 9.80665 N.

Frequently asked questions

How do I convert pounds-force to kilograms-force?
Multiply the value in lbf by 0.45359237.
How many kilograms-force are in 1 pound-force?
1 lbf = 0.45359237 kgf.
What is 12 lbf in kgf?
12 lbf = 5.44311 kgf.
How do I convert kilograms-force to pounds-force?
Use the reverse converter: kgf → lbf.

Force Converter →

Sources: NIST SP 811 · BIPM SI Brochure · NIST Handbook 44. Last reviewed: 2026-10 · FreeUnitConverters