Helmholtz coil is driven by a waveform amplifier to create high frequency magnetic field.

Click here to learn how to generate high frequency Helmholtz magnetic field.

High frequency Helmholtz field is produced by high current waveform amplifier.
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High frequency Helmholtz field is produced by high current waveform amplifier.
AC Helmholtz coils is driven by a laboratory amplifier and a function generator for generating high frequency magnetic field.

Helmholtz Coil for Sale

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Related App Notes

    AC Helmholtz Coil Driver

    HH Coil Design Resources and Calculators

    AC Magnetic Field

    High-Frequency Electromagnet Using Resonant

    Magnetic Field Generator Uses New Resonant Circuit

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TS250 Waveform Amplifier Product Page

TS200 Modulated Power Supply Product Page

Copyright: Helmholtz Coil For Sale List


  Single axis circular and square HH coils and amplifier. They have the largest selection of square coils.

Bartington Instruments

  Three-axis circular and square Helmholtz coil systems with power supply and controller. The magnetic field strength is up to 500 micro Tesla.


  Serviciencia makes 1, 2, 3, axis Helmholtz coils.  They can also supply a great variety of special coils upon request, for many applications.

Dexing Magnet Tech

  Open space, easy to use, magnetic field has a good linear relationship with current, magnetic field space has a very wide uniform area,which is suitable to generate one-dimensional, two-dimensional and three-dimensional space composite magnetic field.


  Single and three axis square Helmholtz coil for sale.


  Three-axis square coils.

HIRST Magnetic Instruments

  Three-axis coils systems and power supply

Oersted Technology

This product has a stage at the center of the coils. They also offer

fluxmeter and sensors.

San Sys Electronic

 This is a 3 axis HH coils. The aperture space is 155m x 155mm.


  Various coil size from 10cm to 300cm.


  Three mold sizes available with various turns per mold.

Magnetic Instrumentation

  Standard and precision Helmholtz coils are available. They also offer magnetization instruments and fluxmeter for magnetic field measurement.


  Low frequency (1kHz) AC Helmholtz coil pair is available. It can produce 442 Gauss AC magnetic field.

EMCTest Technologia

  This large coil is design for  EMC susceptibility testing. It can produce up 30MHz AC field for electromagnetic compatibility (EMC) qualification testing.

Micro Magnetics

  They offer several coils to choose from. Single-axis, two-axis, and three-axis are available. One of the coil is design high-temperature sensor calibration and testing. They accept AC or DC current. You can also buy these Helmholz coils them from Direct Vacuum.

Vendors and Distributors (Sale)

GMW Associates

  Helmholtz coils and other electromagnets.

Lake Shore Cryotronics

  Lake Shore offers four HH coils for field standards: 2.5 in, 6 in, and 12 in diameter single axis, and the MH-2X-10 double axis coil.

Woodruff Scientific

  Copper wire and Stainless Steel wire-forms HH coil. Custom sizing and materials available, vacuum-compatible.


  The base has a slot that allows the coils to be spaced apart at any distance from 3 cm to 20 cm (center-to-center distance). The proper separation for (i.e., the radius of the coils) is marked on the base. Two 0.635 cm (0.25 inch) diameter holes between the coils accommodate mounting devices in the uniform magnetic field.

3B Scientific

  Distributor of physics experiment apparatuses such as Helmholtz coils.

 Fixed coils: 136mm and 300mm, and adjustable coils are available.

Typical Helmholtz coil for sale consisted on a pair of identical coils with radius R and also separated by a distance R.

Helmholtz Coils for Sale List


  DirectVacuum offers single and multi axis AC Helmholtz coil pairs. They have varsity of coils. 1, 2, and 3 axis coils are available. Some of them are for generating high-frequency magnetic field. The TS250 laboratory amplifier is ideal for generating high strength magnetic field. They also offer power supply and controllers.

Coil Design Resources

Driving AC Helmholtz Coil

Quick Links

Other Helmholtz Coils to Buy


  This coil is designed for HAC audio validation.

Macintyre Electronic

  This coil is designed for HAC audio validation.

Magson GmbH


  Magwerks offer primarily magnetic particle inspection equipments.