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Home » Companies » Dexter Magnetic Technologies

Dexter Magnetic Technologies

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ABOUT Dexter Magnetic Technologies

SECTOR: Company Insight




At Dexter Magnetic Technologies, we apply outstanding quality, advanced manufacturing, and innovative magnetic design to help our customers succeed. Our reputation as a magnet manufacturer stands second to none.

We ensure quality and long-term reliability with a vertically integrated approach. We help solve design challenges and identify the best materials for your target application. Our expert capabilities enable us to meet your needs with our involvement in designing, machining, assembling, and testing of your products.

  • Innovation
  • Machining & Precision Components
  • Finished Device Assembly
  • Testing and Verification

Our Stage Gate approach to product development enables us to design, test, manufacture and verify all the magnets and magnetic assemblies integrated into the most complex surgical systems. We maintain a Class 10,000 (ISO 7) certified clean room and clean packaging to facilitate quick integration of magnetic components and assemblies into our customer’s end products.

We offer decades of targeted expertise and manufacturing capabilities, including:

  • Project Management – Follows Dexter’s Stage Gate Process
  • Magnetic system design
  • Design failure mode and effect analysis (DFMEA)
  • Precision machining and micro-mechanical assembly
  • Assembly and testing capability
  • Compliance and Certifications: ISO13485
  • Biocompatible coatings and encapsulation: BarrierMax I and II, Gold, Titanium
  • Supply chain management: operationally integrated and responsive

Dexter also distributes and customizes soft magnetic components and accessories including ferrite cores, powder cores, amorphous cores, bobbins and thermistors.

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Permanent Magnets

Understanding permanent magnets and their role in today's devices is the foundation of our business. Our extensive magnetic expertise allows us to partner with you to deliver the best permanent magnet product for your needs.

Magnetic Assemblies

We offer decades of experience and technology leadership along with the industry’s most extensive investment in engineering and tools to help our partners and customers achieve the most demanding application requirements.


Dexter has years of experience designing complex and extremely uniform electromagnetic fields. Through an understanding of unique material selection and magnetic analysis, a full system solution can be provided to meet any application needs.

Magnetic Cores and Accessories

We offer the industry's most diverse array of magnetic materials. Our experienced engineers help you choose the correct off-the-shelf components or assist in a custom, cost-effective solution to fit your needs.

Dexter LifeSep® Bead Separation and Resuspension Technology

Our patented Dexter LifeSep® biomagnetic separators are at the forefront of magnetic technology and we are the long-standing resources for leading players in the diagnostic, life sciences and pharmaceutical fields. In addition, check out Magnetic Resuspension, a new method for mixing magnetic beads and particles using the physics of magnets!

Magnetic Measurement

To provide the utmost quality, ensure advanced manufacturing, and develop innovative magnetic designs, Dexter has a wide range of magnetic testing capabilities. Measuring magnets and assemblies can be critical to quality and provide your application with improved accuracy, precision, and performance.

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Magnetic Stray Field Considerations for Medical Products

With the advancement of rare earth magnetic materials an increasing number of medical devices are incorporating magnetic technology. In this article, we will discuss the magnetic moment, the design of magnetic devices, how to control stray fields and magnetic field shaping. We will also discuss some safety precautions in various scenarios such as safety for patients with medical implants; the impact of stray magnetic fields on sensitive instruments; the selection of appropriate shielding materials; attractive forces of ferrous metal objects in the vicinity magnet or magnetic assembly and safety guidelines for air shipment of magnets and magnetic assemblies.

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Dexter Hosts Ribbon Cutting Event

Dexter CEO Joe Stupfel is joined by Elk Grove Village Illinois Mayor Craig Johnson, and other local dignitaries to cut the ribbon on a new state-of-the-art production facility.

Dexter Magnetic Holdings Acquires Magnetic Component Engineering

Elk Grove Village, Illinois (March 21, 2022) – Dexter Magnetic Holdings, LLC, the parent company of Dexter Magnetic Technologies, Inc. (“Dexter”) has announced the acquisition of Torrance, California-based Magnetic Component Engineering, LLC (“MCE”) from its founder, Linda Montgomerie, and her sons. Dexter is owned by TSL Engineered Products, LLC, which is majority-owned by Tinicum L.P. and affiliated funds managed by Tinicum Incorporated (“Tinicum”). Financial terms of the transaction were not disclosed.

Contact Dexter Magnetic Technologies
Contact Dexter Magnetic Technologies
Contact Dexter Magnetic Technologies
Contact Dexter Magnetic Technologies

Dexter Magnetic Technologies