RRE for Reed switch and Reed sensor REliability

RRE India Limited: Manufacturer of Reed Switches, Reed Sensors, and Thermal Switches. Established 1977.

RoHS compliant Reed Switches, Reed Sensors and Reed-based products

ISO 9000 certified Reed Switch and Reed Sensor manufacturer

RRE Home Reed Sensors Reed Switches Magnet Sensors Thermal Switches Applications Technical Support

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Standard Magnets

We offer a range of magnets for customers using our products, in different sizes and shapes specially selected to meet various applications, with different working temperatures and strengths. Four types of magnet materials, namely, ferrite or ceramic, AlNiCo, NdFeB, and SmCo are available, magnetized longitudinally, as shown in the drawings. For more information on selecting the right magnet, our magnet selection guide is available here. Click to view or download this product data sheet as a PDF.

Cylindrical Magnets

Cylindrical magnet drawing

mm

Part Number

Material

D

L

NDC-T

NdFeB:N35

2.0

4.0

NDC-S

NdFeB:N35

3.0

7.0

NDC-M

NdFeB:N35

4.0

10.0

NDC-L

NdFeB:N35

8.0

15.0

All dimensions in mm

Bar magnets

Rectangular magnet drawing

mm

Part Number

Material

L

B

H

NDR-T

NdFeB:N35

4.0

1.5

1.5

NDR-S

NdFeB:N35

6.0

2.5

2.5

NDR-M

NdFeB:N35

8.0

3.0

3.0

NDR-L

NdFeB:N35

19.0

4.0

4.0

All dimensions in mm

Material Specifications

Magnet Type

Remanance

Coercivity

Energy Product max.

Operating Temperature

Composition

Code

Br (mT)

HcB (kA/m)

HcJ (kA/m)

BH (kJ/m3)

°C

Ferrite

C8

385

235

242

27.8

300

AlNiCo

LNG37

1180

48

53

37

550

NdFeB

N35

1180

880

955

270

80

NdFeB

N35SH

1180

880

1353

270

120

SmCo5

YX20

925

680

1595

160

300

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Reed Relays and Electronics India Limited, 2011

 

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