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
SK-20P-4S9S14Allen-Bradley SK-20P-4S9S14 DC Drive Spare Part,Capacitor,Snubber,1.5 microF,850V AC
$449.99 -
Out of Stock
SK-20P-4S9S19Allen-Bradley SK-20P-4S9S19 DC Drive Spare Part,Capacitor,Fan Motor Run,12 microF,400V A
$184.99 -
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SK-20P-F4M15Allen-Bradley SK-20P-F4M15 DC Drive Spare Part,Field Supply,600V AC,50 A,Ferrule,22X58
$549.99 -
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SK-20P-F4M21Allen-Bradley SK-20P-F4M21 DC Drive Spare Part,600V AC,100 A,Ferrule,22X58 mm
$549.99 -
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SK-20P-S577NAllen-Bradley SK-20P-S577N DC Drive Spare Part,Pulse Transformer Board,500V AC,Regenera
$449.99 -
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SK-20P-S578NAllen-Bradley SK-20P-S578N DC Drive Spare Part,Pulse Transformer Board,575/690V AC,Rege
$449.99 -
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SK-20P-S5D37Allen-Bradley SK-20P-S5D37 DC Drive Spare Part,Fan Loss Detector Board,FNLS
$144.99 -
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SK-20P-S5D41Allen-Bradley SK-20P-S5D41 DC Drive Spare Part,Fan Assembly PCB 460Vac, 50/60Hz,for Fra
$449.99 -
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SK-20P-S5H08Allen-Bradley SK-20P-S5H08 DC Drive Spare Part,Interface,Cable to Cover Assembly
$149.99 -
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SK-20P-S5N03Allen-Bradley SK-20P-S5N03 DC Drive Spare Part,Switching Power Supply Board,SW1 31
$149.99 -
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SK-20P-S5N07Allen-Bradley SK-20P-S5N07 Pulse transformer board, 230VAC Note: replaces SK 20P S5N59
$2,599.99 -
Out of Stock
SK-20P-S5N08Allen-Bradley SK-20P-S5N08 DC Drive Spare Part,Pulse Transformer Board,230V AC,Regenera
$149.99 -
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SK-20P-S5N10Allen-Bradley SK-20P-S5N10 DC Drive Spare Part,Switching Power Supply Board,SW2 32
$154.99 -
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SK-20P-S5N12Allen-Bradley SK-20P-S5N12 Pulse transformer board, 460VAC Note: replaces SK 20P S5N62
$2,799.99 -
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SK-20P-S5N13Allen-Bradley SK-20P-S5N13 DC Drive Spare Part,Capacitor,AC Line Snubber Board,230V AC,
$289.99 -
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SK-20P-S5N15Allen-Bradley SK-20P-S5N15 DC Drive Spare Part,Transient Noise Filter Board,230/460V AC
$154.99 -
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SK-20P-S5N17Allen-Bradley SK-20P-S5N17 Pulse transformer board, 460VAC Note: replaces SK 20P S5N63
$1,399.99 -
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SK-20P-S5N18Allen-Bradley SK-20P-S5N18 DC Drive Spare Part,Pulse Transformer Board,460V AC,Regenera
$154.99 -
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SK-20P-S5N20Allen-Bradley SK-20P-S5N20 DC Drive Spare Part,Field Snubber Board,SN FC
$159.99 -
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SK-20P-S5N21Allen-Bradley SK-20P-S5N21 DC Drive Spare Part,Pulse Transformer Board,230/460V AC,Rege
$159.99 -
Out of Stock
SK-20P-S5N22Allen-Bradley SK-20P-S5N22 DC Drive Spare Part,Power Supply Filter Board,CN3
$449.99 -
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SK-20P-S5N23Allen-Bradley SK-20P-S5N23 DC Drive Spare Part,Pulse Transformer Board,230/460V AC,Non
$449.99 -
Out of Stock
SK-20P-S5N24Allen-Bradley SK-20P-S5N24 DC Drive Spare Part,Field Board,C1A 32
$449.99 -
Out of Stock
SK-20P-S5N25Allen-Bradley SK-20P-S5N25 DC Drive Spare Part,Field Board,C2A 31
$309.99