Siemens CLEARANCE 3TK2827-1AL20 Sirius 3TK28 230 V ac 2NO Safety NC Auxiliary Safety Relay www.parkelect.com
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Siemens 3TK2827-1AJ20 SIRIUS SAFETY RELAY, 115VAC, 2NO EC DELAYED, 0.5-30S, 1NC MONITORED, SIL 3/2, PL E/D | Kempston Controls
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Siemens 3TK28 30-1CB30 Safety Relay Expansion Unit, Screw Terminals, 4 NO Enabling Contacts, 24VAC/VDC Rated Voltage, 22.5mm Width: Electronic Relays: Amazon.com: Industrial & Scientific
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