3TK2827-1BB40 | Siemens 3TK28 Series Single-Channel Speed/Standstill Monitoring Safety Relay, 24V dc, 2 Safety Contact(s) | RS
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Siemens 3TK28 25-1BB40 Safety Relay, For Emergency Stop and Protective Doors, Autostart/monitored Start, Screw Terminals, 45mm Width, 3 NO Enabling Contacts, 2 NC Signal Contacts 45mm Width, 3 NO Enabling Contacts, 2
3TK2827-1BB40 | Siemens 3TK28 Series Single-Channel Speed/Standstill Monitoring Safety Relay, 24V dc, 2 Safety Contact(s) | RS
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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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Siemens 3TK28 28-1AL20 Safety Relay, For Emergency Stop and Protective Doors, Auto Start, Screw Terminals, 45mm Width, 2 NO + 2 NO Enabling Contacts, 1 NC Signal Contacts 45mm Width, 2 NO +
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