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Waterloo, ON, N2J 4R9

 

US Address:

Niagara Falls, NY 14305

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

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3D Printed Kinetic Charger

This 25x5x2.5mm neodymium block magnet can be used in a Halbach Array based Kinetic Charger that can power cellphones, tablets and more while on the move anywhere.

Check out this interesting design by the people at Akinora or explore their design in detail at Thingverse.


SKU: 44257-2.5
Block magnet, 25x5x2.5mm, Nd/N42, Full Sintered/Pressed

PRICE BREAKS - The more you buy, the more you save.
Quantity1+10+ 100+ 1000+ 
Price for each$1.09USD$0.98USD$0.82USD$0.55USD
Your savings- 10.09%24.77%49.54%

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Titanium tweezers can be used to handle small block magnets & position them easily. The Mark I Magnaprobe is ultra sensitive & can be used to check stray magnetic fields. The Mark II Magnaprobe is a fast & convenient way to confirm magnet are positioned with their poles pointing correctly.


Click here for related information or images

3D-Printed-Kinetic-Charger, Magnetic Pendant,

You can open or download a copy of the Hysteresis Graph or ROHS certification that applies to all our N42 grade magnets.

Field Strength (Gauss) & Pull Force in Pounds & Kilograms at 5 Distances Above Magnet
SKU: 44257-2.5      Size:  25 x 5 x 2.5mm
Distance (mm): 0 0.1 1 10 100
Gauss 3380.8 3294.9 2472.1 216.0 0.6
Lb 4.46 4.24 2.38 0.02 0.00
Kg 2.03 1.93 1.08 0.01 0.00
  • N42 grade: ~13,000 gauss (1.3T)
  • nickel-copper-nickel coated
  • size tolerance for dimensions <10mm: +/- 0.05mm
  • size tolerance for dimensions >10mm: +/- 0.1mm
  • size tolerance for dimensions >50mm: +/- 0.2mm
  • magnet strength variance piece to piece: <8%
  • 80C maximum operating temperature
  • axis of magnetization is perpendicular to page

Go to rare earth magnets to also see available cube & square shapes.

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