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Rectangle Magnets N42 12 x 8 x 4 mm

/Rectangle Magnets N42 12 x 8 x 4 mm
  • Rectangle Magnets N42 12 x 8 x 4 mm

Rectangle Magnets N42 12 x 8 x 4 mm, Neodymium-Iron-Boron Rectangular Permanent Magnets, Strong Rare Earth Neo Rectangle Magnet

Rectangle Magnets Technical Specification:

Part No.: HSNB-12-8-4-N42Ni
Magnetisation Grade: N42
Material: Sintered Neodymium-Iron-Boron (Rare Earth NdFeB)
Plating / Coating: Nickel (Ni-Cu-Ni)
Magnet Shape: Block, Rectangular, Rectangle, Square
Magnet Size:
Total Length (L): 12 mm
Total Width (W): 8 mm
Total Thickness (T): 4 mm
Magnetisation Direction: Axial
Residual Magnetic Flux Density (Br): 1280-1320 mT (12.8-13.2 kGs)
Energy Density (BH)max: 318-342 KJ/m³ (40-43 MGOe)
Coercivity Force (Hcb): ≥ 915 kA/m ( ≥ 11.5 kOe)
Intrinsic Coercivity Force (Hcj): ≥ 955 kA/m ( ≥ 12 kOe)
Maximum Operation Temperature: 80 °C
Tolerance: ±0.05 mm

We offer our customers the opportunity to receive magnets and magnets in the desired shape and size. We will produce the magnets exactly according to your specifications for all your needs.
With us you get the perfect customized magnets service!
We will send you a quote within 3 working days.
Our quotation is not binding.
The production and delivery time is about 6 weeks
The minimum order value for production is approximately.

  • Customized is Available
  • Affordable price
  • Quality guaranteed
  • T/T or L/C accepted
  • Other payment accepted
  • Fast shipping, Worldwide delivery
  • 24-Hours excellent customer service
  • Offer free magnetic solution
  • Bulk discounts for larger orders

Product Range

Part No. Magnet Dimensions Neo Grade Coating
HSNB-12-8-4-N35Ni 12 x 8 x 4 mm N35 Nickel
HSNB-12-8-4-N38Zn N38 Zinc
HSNB-12-8-4-N38Ni N38 Nickel
HSNB-12-8-4-N38G N38 Golden
HSNB-12-8-4-N40Zn N40 Zinc
HSNB-12-8-4-N40HNi N40H Nickel
HSNB-12-8-4-N42Ni N42 Nickel
HSNB-12-8-4-N42BE N42 Black Epoxy
HSNB-12-8-4-N42MNi N42M Nickel
HSNB-12-8-4-N45Ni N45 Nickel
HSNB-12-8-4-N45HNi N45H Nickel
HSNB-12-8-4-N48Ni N48 Nickel
HSNB-12-8-4-N48G N48 Golden
HSNB-12-8-4-N50G N50 Golden
HSNB-12-8-4-N50Ni N50 Nickel
HSNB-12-8-4-N52Ni N52 Nickel

— Notice: HangSeng MagneTech can produce these magnets magnetized or non-magnetized, any plating, grade and direction according to customers’ requests.


Block Magnet Part No Explain

Block Magnet Part No Explain

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