Switching devices

Switching devices

Siemens online catalog




The broad SIRIUS range for complete switching of industrial loads: From contactors, contactor assemblies to soft starters up to solid-state switching devices for frequent switching of resistive loads and motors.

Power Contactors for Switching Motors
Reversing Contactor Assemblies
Contactor Assemblies for Star-delta (Wye-delta) Starting
Contactors for Special Applications
Contactor Relays
Coupling Relays
Soft Starters and Solid-State Switching Devices
Solid-State Switching Devices for Resistive/Inductive Loads
Solid-State Switching Devices for Switching Motors


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