Siemens 3SK1121-1CB41
Safety Relay (time delay 0.05-3 s)

Siemens 3SK1121-1CB41
We ship to United States of America!
Supply Voltage24V DC
External dimensions22.5x100x121.6mm
Contact delay0.05 ... 3s
Item Number: 3SK1121-1CB41
Total price: 518.70
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Siemens SIRIUS 3SK1121-1CB41 safety switching device is used for applications with high safety requirements. With the SIRIUS 3SK11211CB41 safety relay, every simple safety application can be optimally implemented, both technically and economically, whether it is an emergency stop, two manual console operations, light arrays, laser scanners or face protection on presses and stamping machines.

The new safety relays comply with the latest safety standards and can be used simply and economically to achieve a safe and productive system quickly, with many benefits:

  • Cost savings by reducing inventory
  • Multifunctional devices suitable for electronic and mechanical sensors
  • More flexibility in the control cabinet
  • Narrow body and award-winning innovative body concept


Type of modulesafety relay
Operating temperature-25 ... 60 °C
Electrical connectionscrew terminals
Security Category4
Safety outputs2x NO, 2x NO with delay
Protection classIP20
Supply Voltage24V DC
External dimensions22.5x100x121.6 mm
Contact delay0.05 ... 3s


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