Convert Pound-Force to Newtons

Enter a value in pound-force to convert it to newtons. The result updates instantly and includes the formula and calculation steps.

Pound-Force to Newtons calculator

to
lbf
Newtons
N

Pound-Force to Newtons formula

Use this formula to convert pound-force to newtons:

Newtons = Pound-Force * 4.448221615254772

Calculation

Enter a valid number above to see the formula with your value substituted step by step.

Pound-Force to Newtons Conversion Table

Reference values for converting Pound-Force to Newtons.

Pound-Force (lbf)Newtons (N)
1 lbf4.4482 N
5 lbf22.2411 N
10 lbf44.4822 N
100 lbf444.8222 N

Worked example

Convert 50 Pound-Force to Newtons

Newtons = 50 × 4.448221615254772 = 222.4111 Newtons

About these units

Pound-Force

Pound-force (lbf) is the force exerted by gravity on a one-pound mass. It is a commonly used unit in the United States to describe everyday forces, such as the force exerted by objects or people.

Newtons

A newton is the standard unit of force in the International System of Units (SI). It is named after Sir Isaac Newton in honor of his work in physics, particularly his second law of motion. One newton is the amount of force needed to accelerate a one-kilogram mass by one meter per second squared. Newtons are widely used to measure forces in engineering, mechanics, and daily life, such as the force you exert when pushing a door.