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Ring Magnets

 (67 Products)

At FIRST4MAGNETS®, we offer a diverse range of circular ring magnets for industrial, educational, and therapeutic applications. From small precision neodymium rings to large ferrite magnets, find the right magnet for your needs.

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5mm
50mm
1mm
25mm
0.05kg
139.00kg
£1
£303
Pull Strength
5mm dia x 5mm thick Jewellery Clasp Magnets - 0.66kg Pull (Pair)
Sale
0.66
5mm dia x 5mm thick Jewellery Clasp Magnets - 0.66kg Pull (Pair)Code: F555
From £1.79£1.49
  £3.07£2.56
6mm O.D x 3mm I.D x 1mm thick Diametrically Magnetised N42 Neodymium Magnet
6mm O.D x 3mm I.D x 1mm thick Diametrically Magnetised N42 Neodymium MagnetCode: SP631DM
From £3.89£3.24
8mm O.D. x 4mm I.D. x 3mm thick Y10 Ferrite Magnets - 0.048kg Pull
0.048
8mm O.D. x 4mm I.D. x 3mm thick Y10 Ferrite Magnets - 0.048kg PullCode: FR080403
From £2.52£2.10
11.7mm O.D. x 7.9mm I.D. x 3mm thick Y10 Ferrite Magnets - 0.076kg Pull
0.076
11.7mm O.D. x 7.9mm I.D. x 3mm thick Y10 Ferrite Magnets - 0.076kg PullCode: FR110803
From £2.77£2.31
12mm O.D. x 2mm I.D. x 6mm thick Y10 Ferrite Magnets - 0.1kg Pull
0.1
12mm O.D. x 2mm I.D. x 6mm thick Y10 Ferrite Magnets - 0.1kg PullCode: FR120206
From £3.15£2.63
12mm O.D. x 3mm I.D. x 3.3mm thick Y10 Ferrite Magnets - 0.1kg Pull
0.1
12mm O.D. x 3mm I.D. x 3.3mm thick Y10 Ferrite Magnets - 0.1kg PullCode: FR120303
From £3.02£2.52
12mm dia x 4mm thick x 4.2mm c/sink Neodymium Magnet - 2.5kg Pull
2.5
12mm dia x 4mm thick x 4.2mm c/sink Neodymium Magnet - 2.5kg PullCode: F124NS
From £11.68£9.73
12mm O.D. x 4mm I.D. 4mm thick N42 Neodymium Magnets - 2.5kg Pull
2.5
12mm O.D. x 4mm I.D. 4mm thick N42 Neodymium Magnets - 2.5kg PullCode: SP1204
From £11.68£9.73
12mm dia x 4.5mm thick x 3mm c/sink N42 Neodymium Pot Magnet - 3.9kg Pull
3.9
12mm dia x 4.5mm thick x 3mm c/sink N42 Neodymium Pot Magnet - 3.9kg PullCode: NPA12
From £2.21£1.84
14mm dia x 3.6mm thick x 3.5mm c/bore N42 Neodymium Pot Magnet - 5.2kg Pull
5.2
14mm dia x 3.6mm thick x 3.5mm c/bore N42 Neodymium Pot Magnet - 5.2kg PullCode: F4MB14
From £2.77£2.31
14mm dia x 3.6mm thick x 3.5mm c/bore N42 Neodymium Stainless Steel Pot Magnet - 5.2kg Pull
5.2
14mm dia x 3.6mm thick x 3.5mm c/bore N42 Neodymium Stainless Steel Pot Magnet - 5.2kg PullCode: F4MB14S
From £3.21£2.68
15mm dia x 2mm thick x 4.2mm c/sink Neodymium Magnet - 1.7kg Pull
1.7
15mm dia x 2mm thick x 4.2mm c/sink Neodymium Magnet - 1.7kg PullCode: F338NS
From £3.84£3.20
15mm O.D x 2mm I.D x 2mm thick N42 Neodymium Magnet - 1.9kg Pull
1.9
15mm O.D x 2mm I.D x 2mm thick N42 Neodymium Magnet - 1.9kg PullCode: F338P
From £3.25£2.71
15mm dia x 7.5mm thick x 4.2mm c/sink Neodymium Magnet - 5.7kg Pull
5.7
15mm dia x 7.5mm thick x 4.2mm c/sink Neodymium Magnet - 5.7kg PullCode: F317NS
From £6.49£5.41
16mm dia x 2mm thick x 5mm c/sink Steel Disc
Steel Disc
16mm dia x 2mm thick x 5mm c/sink Steel DiscCode: MS162CSK
From £2.64£2.20
16mm dia x 5mm thick x 3mm c/sink N42 Neodymium Pot Magnet - 9.6kg Pull
9.6
16mm dia x 5mm thick x 3mm c/sink N42 Neodymium Pot Magnet - 9.6kg PullCode: F4MA16
From £3.56£2.97
20mm dia x 4mm thick x 5.2mm c/sink Neodymium Magnet - 6.7kg Pull
6.7
20mm dia x 4mm thick x 5.2mm c/sink Neodymium Magnet - 6.7kg PullCode: F315NS
From £7.20£6.00
19.1 mm dia x 6.4mm thick N42 Neodymium Magnet with 9.5mm hole - 8.1kg Pull
8.1
19.1 mm dia x 6.4mm thick N42 Neodymium Magnet with 9.5mm hole - 8.1kg PullCode: SP199564
From £2.94£2.45
20mm dia x 5mm thick x 5.2mm c/s Zinc Plated N42 Neodymium Magnet - 8.3kg Pull
8.3
20mm dia x 5mm thick x 5.2mm c/s Zinc Plated N42 Neodymium Magnet - 8.3kg PullCode: F205NS-ZN
From £7.13£5.94
20mm dia x 7mm thick x 4mm c/sink N42 Neodymium Pot Magnet - 13.2kg Pull
13.2
20mm dia x 7mm thick x 4mm c/sink N42 Neodymium Pot Magnet - 13.2kg PullCode: F4MA20
From £4.78£3.98
20mm dia x 10mm thick x 5.2mm c/sink Samarium Cobalt Magnet - 7.1kg Pull
7.1
20mm dia x 10mm thick x 5.2mm c/sink Samarium Cobalt Magnet - 7.1kg PullCode: F314NS-SC
From £7.14£5.95
20mm dia x 10mm thick x 5.2mm c/sink Ferrite Magnet - 1.2kg Pull
1.2
20mm dia x 10mm thick x 5.2mm c/sink Ferrite Magnet - 1.2kg PullCode: F314NSF
From £7.80£6.50
20mm O.D x 10mm I.D x 5mm thick Diametrically Magentised N42 Neodymium Magnet - 3.2kg Pull
3.2
20mm O.D x 10mm I.D x 5mm thick Diametrically Magentised N42 Neodymium Magnet - 3.2kg PullCode: SP20105RR
From £9.02£7.52
20mm O.R x 12.5mm I.R x 90 degree x 5mm thick N42 Neodymium Arc Magnet - 5kg Pull
5
20mm O.R x 12.5mm I.R x 90 degree x 5mm thick N42 Neodymium Arc Magnet - 5kg PullCode: ARC4025
From £14.40£12.00
67 Products

Ring Magnets

High-Quality Circular Ring Magnets at FIRST4MAGNETS®

Circular ring magnets are versatile and essential components for industrial, scientific, and everyday applications. At FIRST4MAGNETS®, we offer a comprehensive range of ring magnets, including neodymium, ferrite, and ceramic types. Designed for durability and precision, our ring magnets cater to diverse needs, from magnetic therapy to engineering projects.

Featured Circular Ring Magnets

What Is a Ring Magnet?

A ring magnet is a circular magnet with a hole in the center. It generates a magnetic field around its circular structure, making it ideal for applications like motors, sensors, and magnetic therapy. Depending on the type of magnetization (axial or diametrical), the poles of a ring magnet can be located either on the circular faces or around the outer and inner edges.

Where Are the Poles on a Ring Magnet?

  • Axially Magnetised: The poles are on the flat circular faces.
  • Diametrically Magnetised: The poles are along the outer and inner curved surfaces of the ring.

To determine the north and south poles, you can use a magnetic compass or another magnet to observe attraction or repulsion.

How Does a Ring Magnet Work?

Ring magnets work by generating magnetic fields that vary depending on their shape, material, and magnetization method. Axially magnetized rings concentrate their magnetic force at the flat faces, while diametrically magnetized rings distribute the field along the curved surfaces. These characteristics make them suitable for use in motors, generators, loudspeakers, and magnetic therapy.

Applications of Ring Magnets

  • Magnetic Therapy: Often used in magnetic therapy rings for potential health benefits like improved circulation.
  • Engineering Projects: Ideal for creating strong magnetic fields in motors and generators.
  • Science Experiments: Perfect for educational purposes to study magnetic fields and poles.
  • Industrial Use: Frequently employed in filtration and magnetic separation processes.
  • DIY and Hobbies: Useful in crafting and model-making due to their precise shapes and strengths.

Frequently Asked Questions

  • What is a ring magnet? A circular magnet with a hole in the centre, generating magnetic fields that are versatile for many applications.
  • Where are the poles of a ring magnet? Depending on the magnetisation, poles can be on the flat faces or around the outer and inner edges.
  • How can I find the north pole of a ring magnet? Use a compass to identify the direction of the magnetic field, with the north pole repelling the compass's north needle.
  • What are the uses of ring magnets? Common uses include magnetic therapy, industrial filtration, engineering, and educational experiments.

Shop the Best Circular Ring Magnets

FIRST4MAGNETS® offers a wide range of circular ring magnets to suit all your needs, from industrial to educational purposes. Our selection includes high-performance neodymium magnets, durable ferrite magnets, and versatile ceramic magnets. Enjoy free delivery and exceptional customer service when you shop online with us.

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