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Price
$178.24
Samarium Cobalt Magnet for Motors, Electric Motors, Turbo Machinery and Sensors - 20mm dia x 10mm thick x 5.2mm c/sink - 7.1kg Pull - North - Pack of 20 โ€” image 1
Rare Earth MagnetsFIRST4MAGNETSโœ“ In stock

Samarium Cobalt Magnet for Motors, Electric Motors, Turbo Machinery and Sensors - 20mm dia x 10mm thick x 5.2mm c/sink - 7.1kg Pull - North - Pack of 20

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$178.24
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About this item
  • HIGH MAXIMUM OPERATING TEMPERATURE. Samarium cobalt has a maximum operating temperature of 300 degrees Celsius these magnets are perfect for high-temperature applications.
  • MULTIPLE USES. Because of their high maximum operating temperature, they are commonly used in applications such as motors and electric motors, turbo machinery, and sensors.
  • HIGH PERFORMANCE. Each magnet can support a 7.1kg pull vertically from the magnetic face when in flush contact with a mild steel surface.
  • EASILY FIXED TO ANY SURFACE. Can be fixed in place with our 5mm diameter countersunk screws.
  • IDEAL FOR OUTDOOR USE. Samarium cobalt has a superior resistance to corrosion and demagnetisation they are ideal for use outside.
  • SPECIFICATIONS. 20mm diameter x 10mm thick with a 5.2mm diameter countersunk hole for fixing. +/-0.1mm tolerance.
  • EXPERT ADVICE. After your purchase, our team of experts is always available to provide you with technical advice and support with your application.
Product description

Pack of 20 20mm diameter x 3mm thick +/-0.1mm tolerance Each magnet's north and south pole are on opposite 20mm diameter faces Excellent resistance to demagnetisation Superior resistance to corrosion Maximum operating temperature of 300รขโ€žฦ’ These medium-sized samarium cobalt disc magnets maybe thin but they are incredibly dependable. Samarium cobalt is a type of rare-earth magnet that has the ability to withstand and operate in high temperatures and has a superior resistance to corrosion, however they are not as powerful as super-strong neodymium magnets. Because of their high maximum operating temperature they are most often used in applications such as motors and electric motors, turbo machinery and sensors and because of their corrosion resistance they are ideal for use outdoors. ร‚

Product details
Brand
FIRST4MAGNETS
Manufacturer
Magnet Expertยฎ
Colour
Cobalt
Size
Pack of 20

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
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Excellent
4.5 average rating
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S
Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

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