DRS-50 Series - 50.8mm High Power Reed Switch

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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The DRS-50 Reed Switch is a miniature, normally open switch with a 50.80mm long x 5.25mm diameter (2.000” x 0.207”) glass envelope, capable of high voltage and power switching up to 400Vdc at 2mA. Will carry 6A and switch up to 100W/VA. It has an insulation resistance of 10^10 ohms minimum and contact resistance less than 100 milli-ohms.

Features:

  • Normally open switch
  • Capable of switching 400Vdc or 3.0A at up to 100W
  • Minimum breakdown voltage 600Vdc
  • Available sensitivity range 42-83 AT

Applications:

  • Industrial Applications
  • Security
  • Limit switching
  • White Goods

Access specifications, certifications, check availability and order parts below

Catalog #Switching Power (W)Switching Voltage (V DC)Switching Current (A DC)Breakdown Voltage (V DC)Max Contact Resistance (Ω)Magnetic Sensitivity (AT)Body Length (mm)Overall Length (mm)Switch TypeOperating TemperaturePartner ECAD ModelsStockCompare
DRS-50-42-5310040036000.142 to 5350.882.55A:SPST-NO-40° to 125°CDRS-50-42-53
DRS-50-47-5810040036000.147 to 5850.882.55A:SPST-NO-40° to 125°CDRS-50-47-58Check
DRS-50-67-8310040036000.167 to 8350.882.55A:SPST-NO-40° to 125°CDRS-50-67-83Check
DRS-50-42-48
Obsolete: 2023 -01-19
10040036000.142 to 4850.882.55A:SPST-NO-40° to 125°CDRS-50-42-48
DRS-50-42-83
Obsolete: 2023 -01-19
10040036000.142 to 8350.882.55A:SPST-NO-40° to 125°CDRS-50-42-83
DRS-50-47-53
Obsolete: 2023 -01-19
10040036000.147 to 5350.882.55A:SPST-NO-40° to 125°CDRS-50-47-53
DRS-50-47-68
Obsolete: 2023 -01-19
10040036000.147 to 6850.882.55A:SPST-NO-40° to 125°CDRS-50-47-68
DRS-50-57-63
Obsolete: 2023 -01-19
10040036000.157 to 6350.882.55A:SPST-NO-40° to 125°CDRS-50-57-63
DRS-50-57-68
Obsolete: 2023 -01-19
10040036000.157 to 6850.882.55A:SPST-NO-40° to 125°CDRS-50-57-68
DRS-50-62-68
Obsolete: 2023 -01-19
10040036000.162 to 6850.882.55A:SPST-NO-40° to 125°CDRS-50-62-68
DRS-50-62-73
Obsolete: 2023 -01-19
10040036000.162 to 7350.882.55A:SPST-NO-40° to 125°CDRS-50-62-73
DRS-50-62-78
Obsolete: 2023 -01-19
10040036000.162 to 7850.882.55A:SPST-NO-40° to 125°CDRS-50-62-78
DRS-50-67-73
Obsolete: 2023 -01-19
10040036000.167 to 7350.882.55A:SPST-NO-40° to 125°CDRS-50-67-73
DRS-50-77-83
Obsolete: 2023 -01-19
10040036000.177 to 8350.882.55A:SPST-NO-40° to 125°CDRS-50-77-83
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
DRS-50-42-48 DRS-50 42-48 RoHS No 06/06/2019 PbFree No 06/06/2019 Yes
06/06/2019
DRS-50-42-53 DRS-50 42-53 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-42-83 DRS-50 42-83 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-47-53 DRS-50 47-53 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-47-68 DRS-50 47-68 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-57-63 DRS-50 57-63 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-57-68 DRS-50 57-68 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-62-68 DRS-50 62-68 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-62-73 DRS-50 62-73 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-62-78 DRS-50 62-78 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-67-73 DRS-50 67-73 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
DRS-50-77-83 DRS-50 77-83 RoHS No 12/04/2017 PbFree No 12/04/2017 Yes
12/04/2017
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