Filters

Disc Magnets | Neodymium & Samarium Cobalt

93 products

Showing 49 - 72 of 93 products

Showing 49 - 72 of 93 products
View
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1059B
Sale price$0.60
In stock, 730 units
  • 0.394" (10mm) dia x 0.118" (3mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 20 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1059D
Sale price$0.60
In stock, 1211 units
  • 0.394" (10mm) dia x 0.118" (3mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 20 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1059A
Sale price$0.70
In stock, 522 units
  • 0.394" (10mm) dia x 0.197" (5mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 20 pcs
SupeMagnetMan rubber coated magnets for holding applications and magnets that need protectionSupeMagnetMan rubber coated magnets for holding applications and magnets that need protection
RUB D0010
Sale price$6.00
In stock, 253 units
  • 0.394" (10mm) dia x 0.394" (10mm) thick
  • N50 Rod Magnet - Rubber Coated
  • Minimum Order Quantity (MOQ) = 3 pcs

SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1060
Sale price$0.82
In stock, 2279 units
  • 0.429" (10.90mm) dia x 0.039" (1mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 10 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1060B
Sale price$0.85
In stock, 9380 units
  • 0.433" (11mm) dia x 0.030" (0.75mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1066A_N
Sale price$0.85
In stock, 259 units
  • 0.500" (12.70mm) dia x 0.031" (0.80mm) thick 
  • N40 Disc Magnet - Nickel Plated
  • Adhesive backing on North Pole
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1066A_S
Sale price$0.85
In stock, 1737 units
  • 0.500" (12.70mm) dia x 0.031" (0.80mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Adhesive backing on South Pole
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1054B
Sale price$0.88
In stock, 3277 units
  • 0.500" (12.70mm) dia x 0.039" (1mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1054C
Sale price$0.58 Regular price$0.89
In stock, 725 units
  • 0.500" (12.70mm) dia x 0.0625" (1.59mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 20 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1061A
Sale price$0.90
In stock, 7566 units
  • 0.500" (12.70mm) dia x 0.079" (2mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Peel and Stick Adhesive Neodymium Disc Magnet.  Used as sensor magnets, consumer electronics magnets and holding magnets.  Peel and Stick Adhesive neodymium disc magnets are strong rare earth neodymium magnet and extra holding provided by the peel and stick adhesive.SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1067A_N
Sale price$0.95
In stock, 8656 units
  • 0.500" (12.70mm) dia x 0.100" (2.54mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Adhesive backing on North Pole
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Peel and Stick Adhesive Neodymium Disc Magnet.  Used as sensor magnets, consumer electronics magnets and holding magnets.  Peel and Stick Adhesive neodymium disc magnets are strong rare earth neodymium magnet and extra holding provided by the peel and stick adhesive.SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1067A_S
Sale price$0.95
In stock, 8 units
  • 0.500" (12.70mm) dia x 0.100" (2.54mm) thick 
  • N40 Disc Magnet - Nickel Plated
  • Adhesive backing on South Pole
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Rare Earth Magnets. Disc Magnets.  Neodymium Magnets.  Rare Earth Magnets.   Disc Magnets.  Neodymium Magnets   SuperMagnetMan Rare Earth Magnets.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1067
Sale price$1.00
In stock, 310 units
  • 0.500" (12.70mm) dia x 0.125" (3.18mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 15 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1068
Sale price$2.00
In stock, 285 units
  • 0.500" (12.70mm) dia x 0.157" (4mm) thick
  • N40 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 8 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1055
Sale price$2.00
In stock, 360 units
  • 0.500" (12.70mm) dia x 0.250" (6.35mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 8 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1062
Sale price$1.22
In stock, 5 units
  • 0.512" (13mm) dia x 0.039" (1mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 10 pcs
SuperMagnetMan Teflon Coated Neodymium Disc Magnet.  Used as medical magnets, sensor magnets, consumer electronics magnets.  Teflon coated disc magnets are strong rare earth neodymium magnet and the Teflon coating provides great protection to the neodymium magnet. SuperMagnetMan Teflon Coated Neodymium Disc Magnet.  Used as medical magnets, sensor magnets, consumer electronics magnets.  Teflon coated disc magnets are strong rare earth neodymium magnet and the Teflon coating provides great protection to the neodymium magnet.
TEF D0050
Sale price$2.50
In stock, 284 units
  • 0.512" (13mm) dia x 0.118" (3mm) thick,
  • N50 Disc Magnet - Molded PTFE Coated
  • Minimum Order Quantity (MOQ) = 5 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1063
Sale price$1.50
In stock, 471 units
  • 0.551" (14mm) dia x 0.039" (1mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 10 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1066
Sale price$1.30
In stock, 445 units
  • 0.591" (15mm) dia x 0.010" (0.25mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 10 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1064
Sale price$1.35
In stock, 1104 units
  • 0.591" (15mm) dia x 0.020" (0.50mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 10 pcs
SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets. SuperMagnetMan Neodymium Disc Magnet.  Used as medical magnets, holding magnets, sensor magnets, consumer electronics magnets.  These disc magnets are strong rare earth neodymium magnets also used as automotive magnets.
D1065
Sale price$1.40
In stock, 908 units
  • 0.591" (15mm) dia x 0.039" (1mm) thick
  • N50 Disc Magnet - Nickel Plated
  • Minimum Order Quantity (MOQ) = 10 pcs

Frequently Asked Questions

Disc magnets are commonly used in motors, rotary couplings, sensors, electronics, and prototyping applications due to their compact shape and strong magnetic field.

Neodymium disc magnets offer higher magnetic strength, while samarium cobalt disc magnets are preferred for high-temperature or chemically harsh environments.

Engineers often start with small-to-medium diameters (3–12 mm) for sensor alignment, robotics, and medical device testing. Testing multiple diameters helps confirm the right “fit” and pull force before moving to production.

Yes, disc magnets can be used in compact motor designs, especially when space is limited. For rotational systems, consider both neodymium for strength and Samarium Cobalt for high-temperature stability.

We provide a wide range of coatings to match different applications. Common options include nickel, parylene and rubber. Nickel is the standard for durability, parylene are biocompatible and preferred for medical uses and rubber coatings improve grip and impact protection. Additional specialty coatings are also available depending on your requirements.

Yes. Through our engineering division, SM Magnetics, we can design and manufacture custom sizes, magnetization directions, and specialized coatings. You can either submit a custom request form or contact us directly to speak with our experts.

Customer support

Monday - Friday 8:30am-5:00pm CST

Call us at 205-621-8841

Send a message