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Magnet Store South Africa

Od8xId3.5x2mm N38 Ni Neodymium Ring

Od8xId3.5x2mm N38 Ni Neodymium Ring

Regular price R 5.30 ZAR
Regular price Sale price R 5.30 ZAR
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Neodymium Magnets (NdFeB)




8mm outer diameter x 3.5mm inner diameter 2mm thick.



+/- 0.1



Pulling Force:



01 Pcs




Ni-Cu-Ni (Nickel)

Direction of Magnetism:

Through the thickness.

Maximum temperature:

N38 maximum operating temperature 80°C.


Image: Direction of magnetism


About Neodymium Ring Magnets

Neodymium Ring Magnets, also known as NdFeB magnets. Composed primarily of neodymium, iron, and boron, these magnets offer unparalleled magnetic performance and versatility. Their ring shape makes them ideal for applications requiring a central hole for attachment or rotation, providing a perfect balance between magnetic strength and design flexibility.



Exceptional Magnetic Strength: Neodymium ring magnets provide the highest magnetic pull among all types of permanent magnets, making them suitable for demanding applications.

Versatility: The ring shape allows for diverse usage, including rotational applications and attachment to shafts or rods.

Compact Size: High magnetic strength in a small size enables use in compact and space-limited designs.

Durability: Coatings such as nickel or epoxy enhance resistance to corrosion and wear, ensuring long-term performance.

Customizable: Available in various sizes, grades, and coatings to meet specific application needs.


Applications of Neodymium Ring Magnets:

Motors and Generators: Used in electric motors and generators to enhance performance due to their strong magnetic fields.

Sensors and Actuators: Essential components in precision sensors and actuators where high magnetic strength and reliability are critical.

Medical Devices: Utilized in MRI machines and other medical equipment for their high performance and reliability.

Audio Equipment: Improve the sound quality in speakers and microphones by providing strong, consistent magnetic fields.

Magnetic Couplings and Bearings: Ideal for contactless torque transmission in pumps and other mechanical systems.

DIY Projects: Popular among hobbyists and DIY enthusiasts for various creative and functional projects.



Brittleness: Neodymium magnets are quite brittle and can chip or break if handled roughly.

Corrosion: Despite their protective coatings, they can corrode if the coating is damaged and exposed to moisture.

Safety Hazard: Their strong magnetic fields can pose a risk if not handled properly, as they can snap together forcefully and cause injury.

Temperature Sensitivity: High temperatures can reduce their magnetic strength and, in some cases, cause permanent demagnetization.


Images are for display purposes only and are not to scale. Magnets are sold per unit unless otherwise specified. Magnet Store is not responsible for any damage or injuries caused by using our products. Please read the safety and care guide.


Looking for custom sizing, coating, grading or bulk orders? 

Please contact us at 0218513913 or Please note that only small quantities of the stock are loaded on the website. For higher quantities please contact us

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