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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440R-C23137Allen-Bradley 440R-C23137 Safety Relay,MSR131RTP,115VAC,Automatic/Manual Monitored,Rem
$89.99 -
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440R-C23139Allen-Bradley 440R-C23139 Safety Relay,MSR131RTP,24V AC/DC,Automatic/Manual Monitored,
$89.99 -
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440R-C23139SAllen-Bradley 440R-C23139S MSR 131RTP safety relay, 3NO out, 2NO and 2PNP aux, spring c
$289.99 -
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440R-D22R2Allen-Bradley 440R-D22R2 Monitoring Safety Relay,Guardmaster, Dual Input (DI), 2 Dual
$529.99 -
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440R-D22S2Allen-Bradley 440R-D22S2 Monitoring Safety Relay,Guardmaster, Dual Input/SS Output(DI
$104.99 -
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440R-D23163Allen-Bradley 440R-D23163 Safety Relay,MSR125H,230VAC,Fixed,22.5MM Housing Width,0.5se
$104.99 -
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440R-D23164Allen-Bradley 440R-D23164 Safety Relay,MSR125H,115VAC,Fixed,22.5MM Housing Width,0.5se
$174.99 -
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440R-D23166Allen-Bradley 440R-D23166 Safety Relay,MSR125H,24V DC,Fixed,22.5MM Housing Width,0.5se
$309.99 -
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440R-D23168Allen-Bradley 440R-D23168 Safety Relay,MSR125HP,230VAC,Removable,22.5MM Housing Width,
$109.99 -
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440R-D23169Allen-Bradley 440R-D23169 Safety Relay,MSR125HP,115VAC,Removable,22.5MM Housing Width,
$109.99 -
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440R-D23170Allen-Bradley 440R-D23170 MSR125HP Two Hand Control safety relay, 2 N.O. Immediate Saf
$319.99 -
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440R-D23171Allen-Bradley 440R-D23171 Safety Relay,MSR125HP,24V DC,Removable,22.5MM Housing Width,
$194.99 -
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440R-DG2R2TAllen-Bradley 440R-DG2R2T Multifunction Dual GuardLink Safety Relay, PLe SIL 3, 2 Safe
$84.99 -
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440R-E23097Allen-Bradley 440R-E23097 Safety Relay,MSR132EP,24V AC/DC,Removable,22.5MM Housing Wid
$289.99 -
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440R-E23098Allen-Bradley 440R-E23098 Safety Relay,MSR132EDP,24V AC/DC,Removable,22.5MM Housing Wi
$159.99 -
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440R-E23159Allen-Bradley 440R-E23159 Safety Relay,MSR132EDP,24V AC/DC,Removable,22.5MM Housing Wi
$109.99 -
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440R-E23160Allen-Bradley 440R-E23160 Safety Relay,MSR132EDP,24V AC/DC,Removable,22.5MM Housing Wi
$299.99 -
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440R-E23161Allen-Bradley 440R-E23161 Safety Relay,MSR132EDP,24V AC/DC,Removable,22.5MM Housing Wi
$179.99 -
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440R-E23162Allen-Bradley 440R-E23162 Safety Relay,MSR132EDP,24V AC/DC,Removable,22.5MM Housing Wi
$114.99 -
Out of Stock
440R-E23191Allen-Bradley 440R-E23191 Safety Relay,MSR132E,24V AC/DC,Fixed,22.5MM Housing Width,0
$119.99 -
Out of Stock
440R-E23192Allen-Bradley 440R-E23192 Safety Relay,MSR132ED,24V AC/DC,Fixed,22.5MM Housing Width,0
$184.99 -
Out of Stock
440R-E23193Allen-Bradley 440R-E23193 Safety Relay,MSR132ED,24V AC/DC,Fixed,22.5MM Housing Width,1
$189.99 -
Out of Stock
440R-E23194Allen-Bradley 440R-E23194 Safety Relay,MSR132ED,24V AC/DC,Fixed,22.5MM Housing Width,2
$124.99 -
Out of Stock
440R-E23195Allen-Bradley 440R-E23195 Safety Relay,MSR132ED,24V AC/DC,Fixed,22.5MM Housing Width,3
$309.99