MDSM-4 Series - 15.3mm Surface Mount Reed Switch

Series: MDSM-4
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A sub-miniature, surface mount, normally open switch with a 15.24mm long x 2.28mm diameter (0.600" x 0.090") glass envelope. Capable of switching 200Vdc at 10W. Available sensitivity range of 12-38 AT. High insulation resistance of 1010 ohms minimum and contact resistance of less than 100 milliohms. Available in axial-leaded version (MDCG-4). Ideally suited for reed relays, security, metering, limit sensing, telecom and office equipment applications. Available in bulk packaging or tape and reel.

Features:

  • Surface mount, normally open switch capable of switching 200Vdc or 0.5A at up to 10 Watts
  • Available sensitivity range of 12-38 AT

Benefits:

  • Hermetically sealed switch contacts are not affected by and have no effect on their external environment
  • Zero operating power required for contact closure
  • Excellent for switching micro-controller logic level loads

Applications:

  • Position sensing
  • Level sensing
  • Security
  • Industrial controls
  • Telecom
  • Office equipment
  • Home appliances

Application Spotlight

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 ModelsStockSamplesCompare
MDSM-4B-12-18102000.52500.112 to 1815.2419.3A:SPST-NO-40° to 125°CMDSM-4B-12-18CheckOrder
MDSM-4B-12-23102000.52500.112 to 2315.2419.3A:SPST-NO-40° to 125°CMDSM-4B-12-23CheckOrder
MDSM-4B-17-23102000.52500.117 to 2315.2419.3A:SPST-NO-40° to 125°CMDSM-4B-17-23CheckOrder
MDSM-4B-22-28102000.52500.122 to 2815.2419.3A:SPST-NO-40° to 125°CMDSM-4B-22-28CheckOrder
MDSM-4B-27-33102000.52500.127 to 3315.2419.3A:SPST-NO-40° to 125°CMDSM-4B-27-33CheckOrder
MDSM-4B-32-38102000.52500.132 to 3815.2419.3A:SPST-NO-40° to 125°CMDSM-4B-32-38CheckOrder
MDSM-4R-12-18102000.52500.112 to 1815.2419.3A:SPST-NO-40° to 125°CMDSM-4R-12-18CheckOrder
MDSM-4R-12-23102000.52500.112 to 2315.2419.3A:SPST-NO-40° to 125°CMDSM-4R-12-23CheckOrder
MDSM-4R-17-23102000.52500.117 to 2315.2419.3A:SPST-NO-40° to 125°CMDSM-4R-17-23CheckOrder
MDSM-4R-17-28102000.52500.117 to 2815.2419.3A:SPST-NO-40° to 125°CMDSM-4R-17-28CheckOrder
MDSM-4R-22-28102000.52500.122 to 2815.2419.3A:SPST-NO-40° to 125°CMDSM-4R-22-28CheckOrder
MDSM-4R-22-33102000.52500.122 to 3315.2419.3A:SPST-NO-40° to 125°CMDSM-4R-22-33CheckOrder
MDSM-4R-27-33102000.52500.127 to 3315.2419.3A:SPST-NO-40° to 125°CMDSM-4R-27-33CheckOrder
MDSM-4R-32-38102000.52500.132 to 3815.2419.3A:SPST-NO-40° to 125°CMDSM-4R-32-38CheckOrder
MDSM-4B-17-28
Obsolete: 2017 -08-22		102000.52500.117 to 2815.2419.3A:SPST-NO-40° to 125°CMDSM-4B-17-28
MDSM-4B-22-33
Obsolete: 2017 -08-22		102000.52500.122 to 3315.2419.3A:SPST-NO-40° to 125°CMDSM-4B-22-33
MDSM-4B-27-38
Obsolete: 2017 -08-22		102000.52500.127 to 3815.2419.3A:SPST-NO-40° to 125°CMDSM-4B-27-38
MDSM-4R-27-38
Obsolete: 2017 -08-22		102000.52500.127 to 3815.2419.3A:SPST-NO-40° to 125°CMDSM-4R-27-38
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
MDSM-4B-12-18 MDSM-4B 5276 12-18 RoHS No 12/15/2017 PbFree No 12/15/2017 Yes
12/15/2017
MDSM-4B-12-23 MDSM-4B 5276 12-23 RoHS No 11/27/2013 PbFree No 11/27/2013 Yes
11/27/2013
MDSM-4B-17-23 MDSM-4B 5276 17-23 RoHS No 12/03/2013 PbFree No 12/03/2013 Yes
12/03/2013
MDSM-4B-22-28 MDSM-4B 5276 22-28 RoHS No 11/27/2013 PbFree No 11/27/2013 Yes
11/27/2013
MDSM-4B-27-33 MDSM-4B 5276 27-33 RoHS No 12/03/2013 PbFree No 12/03/2013 Yes
12/03/2013
MDSM-4B-32-38 MDSM-4B 5276 32-38 RoHS No 11/27/2013 PbFree No 11/27/2013 Yes
11/27/2013
MDSM-4R-12-18 MDSM-4R 5277 12-18 RoHS No 02/01/2016 PbFree No 02/01/2016
MDSM-4R-12-23 MDSM-4R 5277 12-23 RoHS No 11/27/2013 PbFree No 11/27/2013 Yes
11/27/2013
MDSM-4R-17-23 MDSM-4R 5277 17-23 RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDSM-4R-17-28 MDSM-4R 5277 17-28 RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDSM-4R-22-28 MDSM-4R 5277 22-28 RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDSM-4R-22-33 MDSM-4R 22-33 RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDSM-4R-27-33 MDSM-4R 5277 27-33 RoHS No 11/27/2013 PbFree No 11/27/2013 Yes
11/27/2013
MDSM-4R-32-38 MDSM-4R 32-38 RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
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