Calculator

Magnetic Field Strength Converter

Magnetic field strength is a crucial concept in physics and engineering, describing the intensity of a magnetic field in a given region. It plays a fundamental role in various applications, including electromagnetism, magnetic materials, and electronics. As different units are used to measure magnetic field strength, a reliable converter tool becomes essential for accurate and convenient conversions. In this article, we will explore the definitions of key units of magnetic field strength and their conversion factors for seamless conversion between them.

  • Ampere per meter (A/m): Ampere per meter is the standard unit of magnetic field strength, denoting the magnetic field produced by one ampere of current flowing through a one-meter-long conductor.
    Conversion Factor: 1 A/m = 0.001 kA/m

  • Kiloampere per meter (kA/m): Kiloampere per meter is a unit of magnetic field strength representing one thousand amperes of current flowing through a one-meter-long conductor.
    Conversion Factor: 1 kA/m = 1000 A/m

  • Ampere-turn per meter (AT/m): Ampere-turn per meter quantifies the magnetomotive force produced by one ampere-turn in a one-meter-long conductor. It accounts for both the current strength and the number of turns in a coil.
    Conversion Factor: 1 AT/m = 1 A/m

  • Oersted (Oe): The oersted is the coherent derived unit of the auxiliary magnetic field H in the centimetre–gram–second system of units. It is equivalent to 1 dyne per maxwell.
    Conversion Factor: 1 Oe = 79.5775 A/m

Magnetic field strength refers to the ability of a magnetic field to exert force on a charged particle or a magnetic material. It is a vector quantity, meaning it has both magnitude and direction. The strength of the magnetic field is proportional to the current flowing through a conductor and inversely proportional to the distance from the source.

In practical terms, magnetic field strength is vital in designing and analyzing magnetic circuits, transformers, and various electronic devices.