Global Elements Solutions

Neodymium Block Magnets

Neodymium block magnets are powerful rare-earth magnets known for their exceptional magnetic strength and durability. With a rectangular or square shape, they are widely used in industrial, electronic, and mechanical applications, including motors, sensors, magnetic assemblies, and holding systems. Available in various sizes, grades, and corrosion-resistant coatings, these magnets provide reliable performance for demanding applications. Whether for high-powered engineering projects or everyday uses, our neodymium block magnets deliver strong and efficient magnetic force in a compact design.

Description:

GESmaterials carries a wide range of rare earth neodymium block magnets in various shapes, including square, rectangular, cube, and bar styles. Our magnets are available in multiple grades from N35 to the strongest N52. The standard grade we supply is N42, offering an ideal balance of high magnetic performance and cost efficiency.

Our selection covers everything from small blocks as thin as 1/16″ to large, powerful blocks up to 6″, suitable for demanding industrial applications. We also provide thin flat block magnets with thicknesses down to 1/32″ (~0.8 mm), ideal for compact designs or tight spaces.

Specifications:

  • Material: Neodymium Iron Boron (NdFeB)
  • Shape: Block (Rectangular or Square)
  • Tolerance: ±0.004″ (0.1mm) for all dimensions
  • Grade: N35, N42, N52, N48, N45, N35, N45M, N48M etc.
  • Plating/Coating: nickel (Ni-Cu-Ni), black nickel, gold, rubber, and plastic. (Our standard finish is a triple-layer Ni-Cu-Ni coating for corrosion protection and a smooth silver surface.)
  • Magnetization Direction: Through-thickness axial polarization / Through-diameter diametric polarization

Common Applications:

  • Industrial & Mechanical Uses – Magnetic clamping, holding systems, and separation equipment.
  • Electronics – Used in speakers, magnetic switches, and sensors.
  • Motors & Generators – Essential for high-performance electric motors and wind turbines.
  • DIY & Engineering Projects – Perfect for hobbyists, craftsmen, and prototype development.
Part No.GradeSize
B111N421/16″ x 1/16″ x 1/16″ thick
B112N421/16″ x 1/16″ x 1/8″ thick
B114N421/16″ x 1/16″ x 1/4″ thick
B221N421/8″ x 1/8″ x 1/16″ thick
B222N421/8″ x 1/8″ x 1/8″ thick
B222GN521/8″ x 1/8″ x 1/8″ thick
B224N421/8″ x 1/8″ x 1/4″ thick
B228N421/8″ x 1/8″ x 1/2″ thick
B228N521/8″ x 1/8″ x 1/2″ thick
B22CN421/8″ x 1/8″ x 3/4″ thick
B22X0N421/8″ x 1/8″ x 1″ thick
B321N423/16″ x 1/8″ x 1/16″ thick
B3301N423/16″ x 3/16″ x 1/32″ thick
B331N423/16″ x 3/16″ x 1/16″ thick
B333N423/16″ x 3/16″ x 3/16″ thick
B333N523/16″ x 3/16″ x 3/16″ thick
B338N423/16″ x 3/16″ x 1/2″ thick
B33X0N423/16″ x 3/16″ x 1″ thick
B4201N421/4″ x 1/8″ x 1/32″ thick
B421N421/4″ x 1/8″ x 1/16″ thick
B421SHN421/4″ x 1/8″ x 1/16″ thick
B422N421/4″ x 1/8″ x 1/8″ thick
B424N521/4″ x 1/8″ x 1/4″ thick
B428N521/4″ x 1/8″ x 1/2″ thick
B4401N421/4″ x 1/4″ x 1/32″ thick
B441N421/4″ x 1/4″ x 1/16″ thick
B441N521/4″ x 1/4″ x 1/16″ thick
B442N421/4″ x 1/4″ x 1/8″ thick
B442N521/4″ x 1/4″ x 1/8″ thick
SB443-INN421/4″ l x 1/4″ w x 3/16″ thick , with step IN
SB443-OUTN421/4″ l x 1/4″ w x 3/16″ thick , with step OUT
B444N421/4″ x 1/4″ x 1/4″ thick
B444BN421/4″ x 1/4″ x 1/4″ thick
B444N521/4″ x 1/4″ x 1/4″ thick
B444-1N421/4″ x 1/4″ x 1/4″ (- 1/16″ hole)
B448N421/4″ x 1/4″ x 1/2″ thick
B448N521/4″ x 1/4″ x 1/2″ thick
B44X0N421/4″ x 1/4″ x 1″ thick
B44X0N521/4″ x 1/4″ x 1″ thick
B44Y0N421/4″ x 1/4″ x 2″ thick
SB483-INN421/4″ l x 1/2″ w x 3/16″ thick , with step IN
SB483-OUTN421/4″ l x 1/2″ w x 3/16″ thick , with step OUT
B555N425/16″ x 5/16″ x 5/16″ thick
B621N423/8″ x 1/8″ x 1/16″ thick
B6301N423/8″ x 3/16″ x 1/32″ thick
B631N423/8″ x 3/16″ x 1/16″ thick
B631N523/8″ x 3/16″ x 1/16″ thick
B632N423/8″ x 3/16″ x 1/8″ thick
B633N423/8″ x 3/16″ x 3/16″ thick
B641N423/8″ x 1/4″ x 1/16″ thick
B642N423/8″ x 1/4″ x 1/8″ thick
B644N423/8″ x 1/4″ x 1/4″ thick
B661N423/8″ x 3/8″ x 1/16″ thick
B662N423/8″ x 3/8″ x 1/8″ thick
B662N523/8″ x 3/8″ x 1/8″ thick
B663N423/8″ x 3/8″ x 3/16″ thick
B664N423/8″ x 3/8″ x 1/4″ thick
SB664-INN423/8″ l x 3/8″ w x 1/4″ thick , with step IN
SB664-OUTN423/8″ l x 3/8″ w x 1/4″ thick , with step OUT
B666N423/8″ x 3/8″ x 3/8″ thick
B666N523/8″ x 3/8″ x 3/8″ thick
B666BRN523/8″ x 3/8″ x 3/8″ thick
B666-03N423/8″ x 3/8″ x 3/8″ (- 3/32″hole)
B668N423/8″ x 3/8″ x 1/2″ thick
B66X0N423/8″ x 3/8″ x 1″ thick
B6C4-INN423/8″ lx 3/4″ w x 1/4″ thick , with step IN
B6C4-OUTN423/8″ l x 3/4″ w x 1/4″ thick , with step OUT
B777N427/16″ x 7/16″ x 7/16″ thick
B821N421/2″ x 1/8″ x 1/16″ thick
B822N421/2″ x 1/8″ x 1/8″ thick
B824N421/2″ x 1/8″ x 1/4″ thick
B828N421/2″ x 1/8″ x 1/2″ thick
B82X0N421/2″ x 1/8″ x 1″ thick
B8401N421/2″ x 1/4″ x 1/32″ thick
B841N421/2″ x 1/4″ x 1/16″ thick
B84H1N421/2″ x 1/4″ x 1/10″ thick
B841N521/2″ x 1/4″ x 1/16″ thick
B842N421/2″ x 1/4″ x 1/8″ thick
B842SHN421/2″ x 1/4″ x 1/8″ thick
B842N521/2″ x 1/4″ x 1/8″ thick
B844N421/2″ x 1/4″ x 1/4″ thick
B848N421/2″ x 1/4″ x 1/2″ thick
B848CSN421/2″ x 1/4″ x 1/2″ thick w/ hole to accept a #6 screw
B84X0N421/2″ x 1/4″ x 1″ thick
B84X0N521/2″ x 1/4″ x 1″ thick
B84Y0N421/2″ x 1/4″ x 2″ thick
B861N421/2″ x 3/8″ x 1/16″ thick
B862N421/2″ x 3/8″ x 1/8″ thick
B864N421/2″ x 3/8″ x 1/4″ thick
B866N421/2″ x 3/8″ x 3/8″ thick
B8801N421/2″ x 1/2″ x 1/32″ thick
B881N421/2″ x 1/2″ x 1/16″ thick
B882N421/2″ x 1/2″ x 1/8″ thick
B882N521/2″ x 1/2″ x 1/8″ thick
B882GN521/2″ x 1/2″ x 1/8″ thick
B884N421/2″ x 1/2″ x 1/4″ thick
B884N521/2″ x 1/2″ x 1/4″ thick
B884DCSN421/2″ x 1/2″ x 1/4″ thick w/ hole to accept a #6 screw
SB884-INN421/2″ l x 1/2″ w x 1/4″ thick , with step IN
SB884-OUTN421/2″ l x 1/2″ w x 1/4″ thick , with step OUT
B886N421/2″ x 1/2″ x 3/8″ thick
B888N421/2″ x 1/2″ x 1/2″ thick
B888N521/2″ x 1/2″ x 1/2″ thick
B888PC-ASTN421/2″ x 1/2″ x 1/2″ thick
B888PC-BLKN421/2″ x 1/2″ x 1/2″ thick
B888PC-BLUN421/2″ x 1/2″ x 1/2″ thick
B888PC-REDN421/2″ x 1/2″ x 1/2″ thick
B888PC-WHTN421/2″ x 1/2″ x 1/2″ thick
B888PC-GRNN421/2″ x 1/2″ x 1/2″ thick
B888PC-ORAN421/2″ x 1/2″ x 1/2″ thick
B888PC-PURN421/2″ x 1/2″ x 1/2″ thick
B888PC-YELN421/2″ x 1/2″ x 1/2″ thick
B888BRN521/2″ x 1/2″ x 1/2″ thick
B888TPN521/2″ x 1/2″ x 1/2″ thick
BX0X06TPN521″ x 1″ x 3/8″ thick
B888-3N421/2″ x 1/2″ x 1/2″ (- 3/16″ hole)
B888-2PAN521/2″ x 1/2″ x 1/2″ (- 0.127″ hole) Hole parallel to magnetization direction
B888-2PEN521/2″ x 1/2″ x 1/2″ (- 0.127″ hole) Hole perpendicular to magnetization direction
B88X0N421/2″ x 1/2″ x 1″ thick
B88Y0N421/2″ x 1/2″ x 2″ thick
SB8X04-INN421/2″ x 1″ x 1/4″ thick , with step IN
SB8X04-OUTN421/2″ x 1″ x 1/4″ thick , with step OUT
B999N429/16″ x 9/16″ x 9/16″ thick
BAA2N425/8″ x 5/8″ x 1/8″ thick
BAA4N425/8″ x 5/8″ x 1/4″ thick
BAAAN425/8″ x 5/8″ x 5/8″ thick
BC14N523/4″ x 1/16″ x 1/4″ thick
BC21N423/4″ x 1/8″ x 1/16″ thick
BC22N423/4″ x 1/8″ x 1/8″ thick
BC41N423/4″ x 1/4″ x 1/16″ thick
BC42N423/4″ x 1/4″ x 1/8″ thick
BC44N423/4″ x 1/4″ x 1/4″ thick
BC601N423/4″ x 3/8″ x 1/32″ thick
BC61N423/4″ x 3/8″ x 1/16″ thick
BC61N523/4″ x 3/8″ x 1/16″ thick
BC62N423/4″ x 3/8″ x 1/8″ thick
BC63N423/4″ x 3/8″ x 3/16″ thick
BC64N423/4″ x 3/8″ x 1/4″ thick
BC66N423/4″ x 3/8″ x 3/8″ thick
BC81N423/4″ x 1/2″ x 1/16″ thick
BC82N423/4″ x 1/2″ x 1/8″ thick
BC82CS-SN423/4″ x 1/2″ x 1/8″ thick with countersunk hole for #6 screw
BC82CS-NN423/4″ x 1/2″ x 1/8″ thick with countersunk hole for #6 screw
BC82CS-PN423/4″ x 1/2″ x 1/8″ thick with countersunk hole for #6 screw
BC84N423/4″ x 1/2″ x 1/4″ thick
BC84DCSN423/4″ x 1/2″ x 1/4″ thick w/ hole to accept a #6 screw
BC88N423/4″ x 1/2″ x 1/2″ thick
BCA6N423/4″ x 5/8″ x 3/8″ thick
BCC1N423/4″ x 3/4″ x 1/16″ thick
BCC2N423/4″ x 3/4″ x 1/8″ thick
BCC2N523/4″ x 3/4″ x 1/8″ thick
BCC3N423/4″ x 3/4″ x 3/16″ thick
BCC4N423/4″ x 3/4″ x 1/4″ thick
BCC4DCSN423/4″ x 3/4″ x 1/4″ thick w/ countersunk hole to accept #6 screw
BCC4DCSPC-BLKN421 1/2″ x 3/4″ x 3/8″ thick w/ hole to accept a #6 screws
BCC6N423/4″ x 3/4″ x 3/8″ thick
SBCC6-INN423/4″ x 3/4″ x 3/8″ thick , with step IN
SBCC6-OUTN423/4″ x 3/4″ x 3/8″ thick , with step OUT
BCC8N523/4″ x 3/4″ x 1/2″ thick
BCCCN423/4″ x 3/4″ x 3/4″ thick
BCCCN523/4″ x 3/4″ x 3/4″ thick
SBCX86-INN423/4″ length x 1 1/2″ width x 3/8″ thick , with step IN
SBCX86-OUTN423/4″ x 1 1/2″ width x 3/8″ thick , with step OUT
BEE1N427/8″ x 7/8″ x 1/16″ thick
BEE2N427/8″ x 7/8″ x 1/8″ thick
BEE4N427/8″ x 7/8″ x 1/4″ thick
BX021N421″ x 1/8″ x 1/16″ thick
BX022N421″ x 1/8″ x 1/8″ thick
BX024N421″ x 1/8″ x 1/4″ thick
BX028N421″ x 1/8″ x 1/2″ thick
BX041N421″ x 1/4″ x 1/16″ thick
BX041N521″ x 1/4″ x 1/16″ thick
BX042N421″ x 1/4″ x 1/8″ thick
BX042N521″ x 1/4″ x 1/8″ thick
BX044N421″ x 1/4″ x 1/4″ thick
BX044N521″ x 1/4″ x 1/4″ thick
BX048N421″ x 1/4″ x 1/2″ thick
BX048CSN421″ x 1/4″ x 1/2″ thick w/ 2x holes to accept #6 screws
BX04X0N421″ x 1/4″ x 1″ thick
BX061N421″ x 3/8″ x 1/16″ thick
BX062N421″ x 3/8″ x 1/8″ thick
BX064N421″ x 3/8″ x 1/4″ thick
BX066N421″ x 3/8″ x 3/8″ thick
BX0801N421″ x 1/2″ x 1/32″ thick
BX081N421″ x 1/2″ x 1/16″ thick
BX081N521″ x 1/2″ x 1/16″ thick
BX082N421″ x 1/2″ x 1/8″ thick
BX08H1N421″ x 1/2″ x 1/10″ thick
BX082SHN421″ x 1/2″ x 1/8″ thick
BX082N521″ x 1/2″ x 1/8″ thick
BX082CS-PN421″ x 1/2″ x 1/8″ thick
BX082CS-SN421″ x 1/2″ x 1/8″ thick
BX082CS-NN421″ x 1/2″ x 1/8″ thick
BX084N421″ x 1/2″ x 1/4″ thick
BX084N521″ x 1/2″ x 1/4″ thick
BX084PC-BLKN421″ x 1/2″ x 1/4″ thick
BX084PC-BLUN421″ x 1/2″ x 1/4″ thick
BX084PC-REDN421″ x 1/2″ x 1/4″ thick
BX084PC-WHTN421″ x 1/2″ x 1/4″ thick
BX084BRN521″ x 1/2″ x 1/4″ thick
BX088SHN421″ x 1/2″ x 1/2″ thick
BX088N521″ x 1/2″ x 1/2″ thick
BX088DCSN421″ x 1/2″ x 1/2″ thick w/ countersunk holes to accept #6 screws
BX08X0N421″ x 1/2″ x 1″ thick
BX08Y0N421″ x 1/2″ x 2″ thick
BX0C1N421″ x 3/4″ x 1/16″ thick
BX0C2N421″ x 3/4″ x 1/8″ thick
BX0C4N421″ x 3/4″ x 1/4″ thick
BX0C8N521″ x 3/4″ x 1/2″ thick
BX0CCN421″ x 3/4″ x 3/4″ thick
BX0X01N421″ x 1″ x 1/16″ thick
BX0X02N421″ x 1″ x 1/8″ thick
BX0X02N521″ x 1″ x 1/8″ thick
BX0X03N421″ x 1″ x 3/16″ thick
BX0X03DCSN421″ x 1″ x 3/16″ thick w/ countersunk holes to accept #6 screws
BX0X04N421″ x 1″ x 1/4″ thick
BX0X04N521″ x 1″ x 1/4″ thick
BX0X06N421″ x 1″ x 3/8″ thick
BX0X06N521″ x 1″ x 3/8″ thick
BX0X06RN521″ x 1″ x 3/8″ thick
SBX0X06-INN421″ length x 1″ width x 3/8″ thick , with step IN
SBX0X06-OUTN421″ length x 1″ width x 3/8″ thick , with step OUT
BX0X08N421″ x 1″ x 1/2″ thick
BX0X08N521″ x 1″ x 1/2″ thick
BX0X08DCBN421″ x 1″ x 1/2″ thick w/ hole to accept a #10 screw
BX0X08DCSPC-BLKN421″ x 1″ x 1/2″ thick w/ hole to accept #8 screws
BX0X0CN421″ x 1″ x 3/4″ thick
BX0X0X0N421″ x 1″ x 1″ thick
BX0X0X0N521″ x 1″ x 1″ thick
SBX0Y06-INN421″ length x 2″ width x 3/8″ thick , with step IN
SBX0Y06-OUTN421″ length x 2″ width x 3/8″ thick , with step OUT
BX841N421 1/2″ x 1/4″ x 1/16″ thick
BX842N421 1/2″ x 1/4″ x 1/8″ thick
BX844N421 1/2″ x 1/4″ x 1/4″ thick
BX881N421 1/2″ x 1/2″ x 1/16″ thick
BX882N421 1/2″ x 1/2″ x 1/8″ thick
BX882N521 1/2″ x 1/2″ x 1/8″ thick
BX884N421 1/2″ x 1/2″ x 1/4″ thick
BX884DCSN421 1/2″ x 1/2″ x 1/4″ thick w/ holes to accept #6 screws
BX888N421 1/2″ x 1/2″ x 1/2″ thick
BX8C1N421 1/2″ x 3/4″ x 1/16″ thick
BX8C2N421 1/2″ x 3/4″ x 1/8″ thick
BX8C4N421 1/2″ x 3/4″ x 1/4″ thick
BX8C4N521 1/2″ x 3/4″ x 1/4″ thick
BX8C6DCSPC-BLKN421 1/2″ x 3/4″ x 3/8″ thick w/ holes to accept #6 screws
BX8C8N421 1/2″ x 3/4″ x 1/2″ thick
BX8X01N421 1/2″ x 1″ x 1/16″ thick
BX8X02N421 1/2″ x 1″ x 1/8″ thick
BX8X04N421 1/2″ x 1″ x 1/4″ thick
BX8X08N421 1/2″ x 1″ x 1/2″ thick
BX8X81N421 1/2″ x 1 1/2″ x 1/16″ thick
BX8X82N421 1/2″ x 1 1/2″ x 1/8″ thick
BX8X84N421 1/2″ x 1 1/2″ x 1/4″ thick
BX8X88N421 1/2″ x 1 1/2″ x 1/2″ thick
BX8X8CN521 1/2″ x 1 1/2″ x 3/4″ thick
BX8X8X0N421 1/2″ x 1 1/2″ x 1″ thick
BX8X8X8N421 1/2″ x 1 1/2″ x 1 1/2″ thick
BX8X8X8N521 1/2″ x 1 1/2″ x 1 1/2″ thick
BY041N422″ x 1/4″ x 1/16″ thick
BY042N422″ x 1/4″ x 1/8″ thick
BY042SHN422″ x 1/4″ x 1/8″ thick
BY042N522″ x 1/4″ x 1/8″ thick
BY044N422″ x 1/4″ x 1/4″ thick
BY061N422″ x 3/8″ x 1/16″ thick
BY062N422″ x 3/8″ x 1/8″ thick
BY064N422″ x 3/8″ x 1/4″ thick
BY066N422″ x 3/8″ x 3/8″ thick
BY081N422″ x 1/2″ x 1/16″ thick
BY082N422″ x 1/2″ x 1/8″ thick
BY084N422″ x 1/2″ x 1/4″ thick
BY084N522″ x 1/2″ x 1/4″ thick
BY084DCSN422″ x 1/2″ x 1/4″ thick w/ holes to accept #6 screws
BY088N422″ x 1/2″ x 1/2″ thick
BY088N522″ x 1/2″ x 1/2″ thick
BY08Y0N422″ x 1/2″ x 2″ thick
BY0X01N422″ x 1″ x 1/16″ thick
BY0X02N422″ x 1″ x 1/8″ thick
BY0X02SHN422″ x 1″ x 1/8″ thick
BY0X02N522″ x 1″ x 1/8″ thick
BY0X04N422″ x 1″ x 1/4″ thick
BY0X04N522″ x 1″ x 1/4″ thick
BY0X04DCSN422″ x 1″ x 1/4″ thick w/ holes to accept #8 screws
BY0X06N522″ x 1″ x 3/8″ thick
BY0X08N422″ x 1″ x 1/2″ thick
BY0X08N522″ x 1″ x 1/2″ thick
BY0X08DCSN422″ x 1″ x 1/2″ thick w/ holes to accept #8 screws
BY0X08DCSPC-BLKN422″ x 1″ x 1/2″ thick w/ holes to accept #8 screws
BY0X08BRN522″ x 1″ x 1/2″ thick
BY0X0CN422″ x 1″ x 3/4″ thick
BY0X0X0N422″ x 1″ x 1″ thick
BY0Y01N422″ x 2″ x 1/16″ thick
BY0Y02N422″ x 2″ x 1/8″ thick
BY0Y04N422″ x 2″ x 1/4″ thick
BY0Y08N422″ x 2″ x 1/2″ thick
BY0Y08N522″ x 2″ x 1/2″ thick
BY0Y0X0N522″ x 2″ x 1″ thick
BY0Y0Y0N422″ x 2″ x 2″ thick
BZ082N423″ x 1/2″ x 1/8″ thick
BZ084N423″ x 1/2″ x 1/4″ thick
BZ088N423″ x 1/2″ x 1/2″ thick
BZ0X02N423″ x 1″ x 1/8″ thick
BZ0X04N423″ x 1″ x 1/4″ thick
BZ0X08N423″ x 1″ x 1/2″ thick
BZ0X82N423″ x 1 1/2″ x 1/8″ thick
BZ0X84N423″ x 1 1/2″ x 1/4″ thick
BZ0X88N423″ x 1 1/2″ x 1/2″ thick
BZ0X8CN523″ x 1 1/2″ x 3/4″ thick
BZ0Y08N523″ x 2″ x 1/2″ thick
BZ0Y0X0N523″ x 2″ x 1″ thick
BZ0Z02N523″ x 3″ x 1/8″ thick
BZ0Z04N523″ x 3″ x 1/4″ thick
BZ0Z08N523″ x 3″ x 1/2″ thick
BZ0Z0X0N523″ x 3″ x 1″ thick
BZX082N424″ x 1/2″ x 1/8″ thick
BZX084N424″ x 1/2″ x 1/4″ thick
BZX0X02N424″ x 1″ x 1/8″ thick
BZX0X04N424″ x 1″ x 1/4″ thick
BZX0X08N424″ x 1″ x 1/2″ thick
BZX0X0X0N424″ x 1″ x 1″ thick
BZX0Y04N424″ x 2″ x 1/4″ thick
BZX0Y08N424″ x 2″ x 1/2″ thick
BZX0Y08N524″ x 2″ x 1/2″ thick
BZX0Y0X0N524″ x 2″ x 1″ thick
BZX0Z0X0N524″ x 3″ x 1″ thick
BZX0Z0Y0N524″ x 3″ x 2″ thick
BZX0ZX08N524″ x 4″ x 1/2″ thick
BZX0ZX0X0N524″ x 4″ x 1″ thick
BZZ082N426″ x 1/2″ x 1/8″ thick

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