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Discover the Versatility of Ferrite Ring Magnets: Ideal for Motors, Speakers, and More!


Ferrite ring magnets, also known as ceramic ring magnets, are durable and versatile permanent magnets widely used across various industries and applications. These magnets are characterized by their circular shape with a hollow center, resembling a donut or ring.

Key Features:

  1. Material: Made from ferrite, a type of ceramic material composed of iron oxide and other compounds, ferrite ring magnets exhibit excellent resistance to demagnetization, making them suitable for long-term use.
  2. Shape and Design: The hollow center of the ring magnet allows for versatile applications, such as creating magnetic circuits or assemblies where a shaft or another component needs to pass through the center.
  3. Size and Dimensions: Ferrite ring magnets are available in a range of sizes and dimensions to suit various requirements, from small-scale applications to larger industrial uses.
  4. Magnetic Strength: While not as strong as neodymium magnets, ferrite ring magnets offer sufficient magnetic strength for many everyday applications, including holding, lifting, and securing objects.
  5. Temperature Resistance: These magnets can withstand relatively high temperatures, typically up to 250°C, making them suitable for use in environments with elevated temperatures.
  6. Corrosion Resistance: Ferrite ring magnets are resistant to corrosion, making them suitable for both indoor and outdoor applications, including marine environments.


  • Motors and Generators: Ferrite ring magnets are commonly used in electric motors and generators due to their durability and magnetic properties.
  • Speakers and Audio Equipment: These magnets are utilized in speakers and audio equipment to produce sound, thanks to their ability to generate magnetic fields.
  • Magnetic Couplings: The hollow center of ferrite ring magnets makes them ideal for use in magnetic couplings, where torque is transmitted through magnetic forces without direct contact between components.
  • Sensor Systems: They are also employed in various sensor systems for detection and measurement purposes.
  • Crafts and DIY Projects: Ferrite ring magnets find applications in crafts, DIY projects, and educational demonstrations due to their affordability and ease of use.

Overall, ferrite ring magnets are reliable and cost-effective magnets suitable for a wide range of applications, from industrial machinery to household items and educational projects.

Additional information


13.5 x 5.5 x 2.5mm, 18 x 7.5 x 5mm, 18 x 8.5 x 5mm, 25 x 10 x 4mm, 36 x 18 x 8mm, 45 x 22 x 8mm, 60 x 32 x 10mm, 72 x 32 x 10mm, 80 x 40 x10mm, 135 x 56 x 12.5mm, 220 x 110 x 25mm


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