Safety Relays
The Safety Relays category stocks a broad selection of safety monitoring and control relay modules used to enforce machine safety functions in industrial automation systems. Controls engineers, machine builders, and panel shops rely on these devices to monitor emergency stop circuits, safety gate interlock switches, and two-hand control stations, providing forced-guided contacts and monitored reset functionality required by functional safety standards such as IEC 62061 and ISO 13849. Typical sub-categories include single-function safety relays for dedicated e-stop or light curtain monitoring, configurable safety relays capable of handling multiple input devices and output configurations, and modular safety relay systems that expand I/O capacity for complex safety architectures. Buyers specifying safety relay selection for PLd/SIL 2 applications, Category 3 or Category 4 stop circuits, or dual-channel input monitoring will find a wide inventory available for immediate shipment.
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Out of Stock
440R-M23151Allen-Bradley 440R-M23151 Safety Relay,MSR138DP,24V AC/DC,Automatic/Manual Monitored,R
$109.99 -
Out of Stock
440R-N23112Allen-Bradley 440R-N23112 Safety Relay,MSR126.1T,230VAC,Automatic/Manual,Fixed,22.5MM
$79.99 -
Out of Stock
440R-N23113Allen-Bradley 440R-N23113 Safety Relay,MSR126.1T,115VAC,Automatic/Manual,Fixed,22.5MM
$79.99 -
Out of Stock
440R-N23114Allen-Bradley 440R-N23114 Safety Relay,MSR126.1T,24V AC/DC,Automatic/Manual,Fixed,22.5
$204.99 -
Out of Stock
440R-N23115Allen-Bradley 440R-N23115 Safety Relay,MSR126T,230VAC,Automatic/Manual,Fixed,22.5MM Ho
$79.99 -
Out of Stock
440R-N23116Allen-Bradley 440R-N23116 Safety Relay,MSR126T,115VAC,Automatic/Manual,Fixed,22.5MM Ho
$79.99 -
Out of Stock
440R-N23117Allen-Bradley 440R-N23117 Safety Relay,MSR126T,24V AC/DC,Automatic/Manual,Fixed,22.5MM
$209.99 -
Out of Stock
440R-N23118Allen-Bradley 440R-N23118 Safety Relay,MSR126.1R,230VAC,Manual Monitored,Fixed,22.5MM
$79.99 -
Out of Stock
440R-N23119Allen-Bradley 440R-N23119 Safety Relay,MSR126.1R,115VAC,Manual Monitored,Fixed,22.5MM
$214.99 -
Out of Stock
440R-N23120Allen-Bradley 440R-N23120 Safety Relay,MSR126.1R,24V AC/DC,Manual Monitored,Fixed,22.5
$279.99 -
Out of Stock
440R-N23121Allen-Bradley 440R-N23121 Safety Relay,MSR126R,230VAC,Manual Monitored,Fixed,22.5MM Ho
$79.99 -
Out of Stock
440R-N23122Allen-Bradley 440R-N23122 Safety Relay,MSR126R,115VAC,Manual Monitored,Fixed,22.5MM Ho
$219.99 -
Out of Stock
440R-N23123Allen-Bradley 440R-N23123 Safety Relay,MSR126R,24V AC/DC,Manual Monitored,Fixed,22.5MM
$279.99 -
Out of Stock
440R-N23124Allen-Bradley 440R-N23124 Safety Relay,MSR127.1T,230VAC,Automatic/Manual,Fixed,22.5MM
$279.99 -
Out of Stock
440R-N23125Allen-Bradley 440R-N23125 Safety Relay,MSR127.1T,115VAC,Automatic/Manual,Fixed,22.5MM
$229.99 -
Out of Stock
440R-N23126Allen-Bradley 440R-N23126 Safety Relay,MSR127.1T,24V DC,Automatic/Manual,Fixed,22.5MM
$234.99 -
Out of Stock
440R-N23127Allen-Bradley 440R-N23127 Safety Relay,MSR127RP,230VAC,Manual Monitored,Fixed,22.5MM H
$279.99 -
Out of Stock
440R-N23128Allen-Bradley 440R-N23128 Safety Relay,MSR127RP,115VAC,Manual Monitored,Fixed,22.5MM H
$234.99 -
Out of Stock
440R-N23129Allen-Bradley 440R-N23129 Safety Relay,MSR127RP,24V AC/DC,Manual Monitored,Fixed,22.5M
$239.99 -
Out of Stock
440R-N23130Allen-Bradley 440R-N23130 Safety Relay,MSR127.1T,230VAC,Automatic/Manual,Removable,22.
$84.99 -
Out of Stock
440R-N23131Allen-Bradley 440R-N23131 Safety Relay,MSR127.1T,115VAC,Automatic/Manual,Removable,22.
$84.99 -
Out of Stock
440R-N23132Allen-Bradley 440R-N23132 Safety Relay,MSR127TP,24V AC/DC,Automatic/Manual,Removable,2
$239.99 -
Out of Stock
440R-N23132SAllen-Bradley 440R-N23132S Monitoring Safety Relay,Guardmaster,MSR127,Safety Inputs, 1
$79.99 -
Out of Stock
440R-N23133Allen-Bradley 440R-N23133 Safety Relay,MSR127RP,230VAC,Manual Monitored,Removable,22.5
$84.99