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Allen-Bradley Hardware Product

Single-function Safety Relays

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Our MSR100 Single-function Safety Relays support a wide variety of input devices and output configurations. These relays are ideal for relatively small safety applications and single zone control and available in electromechanical version, or solid-state models for applications involving high cycle rates. 

A small number of legacy safety relays in the MSR portfolio are discontinued and no longer be for sale. Customers are encouraged to migrate to safety relay products in both our MSR and GSR families.

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Safety Relays, Single-Function
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Overview

  • Supports a wide variety of input devices and output configurations
  • Offers compact packages with removable terminals
  • Ideal for relatively small safety applications and single zone control
  • Available in electromechanical versions or solid-state models

A small number of legacy safety relays in the MSR portfolio are discontinued and no longer be for sale. Customers are encouraged to migrate to safety relay products in both our Minotaur and Guradmaster Safety Relay families. Our Guardmaster Safety Relays are equipped with the latest technology. They are able to monitor a broad range of devices in a variety of applications to help lower costs for your operation.

For more information, see these references:

  • Minotaur Safety Relays to Guardmaster Safety Relays Migration Profile
  • Information on which MSR safety relays will remain in the MSR family
  • Minotaur Safety Relay to Guardmaster Safety Relays Reference Manual
Migration Solutions

Demanding market conditions pose significant challenges. Across the enterprise and throughout the lifecycle, you must continuously strive for ways to leverage your existing automation investment.

Let us help you determine your migration options and show you the benefits, including better performance, more informed business decisions, reduced maintenance costs, and quicker response to changing market demands.

Use the Product Lifecycle Status search tool to find specific lifecycle information by catalog number.

Learn more about our Migration Solutions.


Product Selection

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Specifications

Certifications

CCC MarkChina Compulsory Certificate
C-TICK CertificationC-TICK Certification
UL Listed Component Mark Canadian and United States RequirementsUL Listed Component Mark Canadian and United States Requirements
FS Engineer (TÜV Rheinland) CertificateFS Engineer (TÜV Rheinland) Certificate

MSR5T

  • CCC
  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

MSR6R/T

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

MSR9T

  • CE Marked for all applicable directives
  • c-Tick
  • cULus

MSR18T

  • CE Marked for all applicable directives
  • cULus
  • TÜV

MSR30RT/RTP

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

MSR33RT/RTP

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

MSR41

  • CE Marked for all applicable directives
  • cULus
  • TÜV 

MSR117T

  • CE Marked for all applicable directives
  • cULus
  • TÜV

MSR121RT

  • CE Marked for all applicable directives 
  • c-Tick
  • cULus

MSR123RT

  • CE Marked for all applicable directives 
  • c-Tick
  • cULus

MSR124RT

  • BG
  • CE Marked for all applicable directives 
  • c-Tick
  • cULus

MSR126R/T

  • BG
  • CE Marked for all applicable directives
  • c-Tick
  • cULus

MSR127RP/TP/RTP

  • BG
  • CE Marked for all applicable directives
  • cULus

MSR131RTP

  • BG
  • CE Marked for all applicable directives
  • c-Tick
  • cULus

MSR142RTP

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

MSR144RTP

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details. 

Looking for Additional Information?

To find additional product information including CAD drawing files, 3D models and more use our Product Catalog.

Product Catalog

Documentation

Resource Publication Number Language
Minotaur Safety Relays to Guardmaster Safety Relays Migration Profile MIGRAT-PP024
English
Minotaur Safety Relays Family to Guardmaster Safety Relays Family Conversion User Manual 440R-UM011
English
Minotaur MSR5T Monitoring Safety Relay Installation Instructions 440R-IN048
Minotaur MSR6R/T Universal Monitoring Safety Relay Installation Instructions MINOTR-IN003
English
Minotaur MSR9T Installation Instructions MINOTR-IN007
English
Minotaur MSR30RT/RTP Monitoring Safety Relay Installation Instructions 440R-IN049
Minotaur MSR33RT/RTP Monitoring Safety Relay Installation Instructions 440R-IN050
Minotaur MSR117T Monitoring Safety Relay Installation Instruction 440R-IN053
English
Minotaur MSR121RT Monitoring Safety Relay Installation Instructions 440R-IN054
Minotaur MSR124RT Monitoring Safety Relay Installation Instructions 440R-IN057
Minotaur MSR126R/T; MSR126.1R/T Monitoring Safety Relay Installation Instruction 440R-IN059
Minotaur MSR131RTP Monitoring Safety Relay - Installation Instructions 440R-IN061
Minotaur MSR142RTP Monitoring Safety Relay Installation Instructions 440R-IN064
Minotaur MSR144RTP Monitoring Safety Relay Installation Instructions MINOTR-IN033
English
MSR41 Safety Module User Manual 440R-UM006
English
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