Phone: (519) 746-4761

Canadian Address:

169 Lexington Court, Unit I

Waterloo, ON, N2J 4R9


US Address:

Niagara Falls, NY 14305

Canadian/International ship from Waterloo; US orders from Buffalo, NY.

For a detailed quote including applicable taxes, proceed to checkout

Neodymium Rare Earth Magnets

Buy fully sintered Indigo Neodymium magnets for science, engineering and crafts.

Guaranteed 13,000 gauss, ± 5% variance; ideal for relays, sensors, switches & nanotech.

Great prices on just one; exceptional prices on quantity.

Nd Magnets are super strong, NOT toys for children. See educational Ferrite Bar Magnets

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Custom Magnet Assemblies

Indigo Instruments is partnered with a world class designer & manufacturer of magnets & magnet assemblies. For more information see: Custom Machined Magnet Assemblies & Magnetic Filters.

Where to buy neodymium magnets?

All our neodymium rare earth magnets are available on-line for immediate shipment from Buffalo, NY or Waterloo, ON. Buy just 1 or save on volume. Indigo brand neodymium magnets are unsurpassed and best in class.

Safety Warning!

  • Can damage computer gear & credit cards.
  • Handle with care. Larger magnets can snap together & shatter on impact. 


Specifications for Fully Sintered/Pressed Neodymium Magnets, N42 Grade
Flux Density
Energy Product
Temperature (Tw)
13,000G; 1300mT 12.0 Oe; 955 A/m 17.0 Oe; 1353 A/m 42 MGO; 334 kJ/m3 310oC 80oC -0.12%/Co

Individual magnets list gauss & pull force at various distances, from 0-100mm, above the magnet. See N42 hysteresis graph useful.

Article on neodymium magnets shows size difference of devices made from different magnet materials.Strength of Nd magnets allow for miniaturization.