Siemens 3TK28 27-1BB40 Safety Relay, For Emergency Stop and Protective Doors, Monitored Start, Screw Terminals, 45mm Width, 2 NO + 2 NO Enabling Contacts, 1 NC Signal Contacts, 24VDC Rated Voltage :
3TK2834-1BB40 by SIEMENS - Buy or Repair at Radwell - Radwell.com
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 +
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
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
Siemens 3TK28 34-2AB20 Safety Relay Press Control Unit, Two Hand Control Unit, Spring Loaded Terminals, 2 NO Enabling Contacts, 24VAC Rated Voltage, 45mm Width: Electronic Relays: Amazon.com: Industrial & Scientific